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SKP SKST13 Radiator Cap
| Brand | SKP SKST13 |
|---|---|
| Fits | American Motors, BMW, Cadillac, Chevrolet, Dodge, Fargo, Fiat, Ford, GMC, Honda, International, Jeep, Lincoln, Mazda, Mercedes-Benz, Mercury, Nissan, Oldsmobile, Plymouth, Pontiac, Studebaker, Subaru, Toyota, Triumph, Volkswagen, Volvo, and Yugo · 2000 vehicles |
OE-style replacement. Direct-fit radiator cap for listed cooling system applications.
13 psi relief pressure. Matches the specified pressure rating for supported vehicles.
Broad classic coverage. Fits many Ford, Jeep, Honda, Toyota, BMW, and Mercedes-Benz models.
Cross-references Spectra Premium ST13, 861852 and 861855 for the same application. See all 4.
Will it fit your vehicle?
Free return shipping if it doesn't fit.
Radiator Cap for Classic Ford and Jeep Applications
The SKP SKST13 is a 13 psi radiator cap for a wide range of older domestic and import vehicles. It is listed across many Ford, Jeep, Honda, Toyota, BMW, Mercedes-Benz, and International applications, including classic truck, car, and van platforms.
Key Features
- 13 psi relief pressure for listed cooling system applications
- Direct replacement radiator cap for compatible vehicles
- Broad fitment across vintage Ford, Jeep, and import models
- Cross-references Spectra Premium ST13 for the same application
- Part number SKST13 for catalog and service lookup
Product Details
This radiator cap is used to maintain the specified pressure level in the cooling system, helping the system operate as intended on supported vehicles. Fits 1975-1998 Ford E-250 Econoline, N/A; Fits 1975-1998 Ford E-350 Econoline, N/A; Fits 1975-1997 Ford E-150 Econoline, N/A; Fits 1984-1995 Jeep Cherokee, N/A; Fits 1973-1987 Honda Civic, N/A; Fits 1969-1985 Toyota Pickup, N/A. The SKST13 part number is also useful when matching service parts for older Ford and Jeep cooling systems.
Common Issues It Can Address
- Loss of cooling system pressure
- Coolant overflow from a cap that no longer seals correctly
- Pressure-related boiling in the radiator
- Cooling system service on aging Ford, Jeep, and import vehicles
- Replacement of a worn or incorrect 13 psi cap
Installation Notes and Tips
Verify the pressure rating and neck style before installation. Confirm the application against the vehicle’s cooling system requirements, especially on older models with year-specific notes such as without air conditioning or radiator OE references. Use the listed fitment data to match the correct application for Ford, Jeep, Honda Civic, and other supported vehicles. Part number SKST13 should be checked against the existing cap and service information before installation.
Quality Assurance
SKP catalogs this radiator cap for direct-fit service use across the listed applications. Interchanges include 861852, 861855, and C1UZ8100A, with Spectra Premium ST13 as a cross-reference for the same application.
| Year | Make | Model | Liters | Cylinders | Fuel Type | Notes |
|---|---|---|---|---|---|---|
| 1998 | Ford | E-250 Econoline | 5.4L | V8 | BI-FUEL | Relief Pressure 13 lbs |
| 1998 | Ford | E-350 Econoline | 6.8L | V10 | — | Relief Pressure 13 lbs |
| 1997 | Ford | E-150 Econoline | 4.2L | V6 | — | Relief Pressure 13 lbs |
| 1997 | Ford | E-150 Econoline Club Wagon | 4.2L | V6 | — | Relief Pressure 13 lbs |
| 1997 | Ford | E-250 Econoline | 4.2L | V6 | — | Relief Pressure 13 lbs |
| 1997 | Ford | E-350 Econoline | 7.3L | V8 | — | Relief Pressure 13 lbs |
| 1997 | Ford | E-350 Econoline Club Wagon | 6.8L | V10 | — | Relief Pressure 13 lbs |
| 1997 | Ford | F-250 | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1997 | Ford | F-250 HD | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1997 | Ford | F-350 | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1997 | Ford | F-53 Motorhome Chassis | 7.5L | V8 | — | Relief Pressure 13 lbs |
| 1997 | Ford | F-Super Duty | 7.5L | V8 | — | Relief Pressure 13 lbs |
| 1997 | Ford | Ranger | 2.3L | L4 | — | Relief Pressure 13 lbs with Radiator OE # F57Z-8005-CA |
| 1996 | Ford | Bronco | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1996 | Ford | E-150 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1996 | Ford | E-150 Econoline Club Wagon | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1996 | Ford | E-250 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1996 | Ford | E-350 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1996 | Ford | E-350 Econoline Club Wagon | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1996 | Ford | Econoline Super Duty | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1996 | Ford | F-150 | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1996 | Ford | F-250 | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1996 | Ford | F-350 | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1996 | Ford | F-53 Motorhome Chassis | 7.5L | V8 | — | Relief Pressure 13 lbs |
| 1996 | Ford | F-Super Duty | 7.5L | V8 | — | Relief Pressure 13 lbs |
| 1996 | Ford | Ranger | 2.3L | L4 | — | Relief Pressure 13 lbs with Radiator OE # F57Z-8005-CA |
| 1995 | Ford | Bronco | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1995 | Ford | E-150 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1995 | Ford | E-150 Econoline Club Wagon | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1995 | Ford | E-250 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1995 | Ford | E-350 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1995 | Ford | E-350 Econoline Club Wagon | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1995 | Ford | F-150 | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1995 | Ford | F-250 | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1995 | Ford | F-350 | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1995 | Ford | F-53 Motorhome Chassis | 7.5L | V8 | — | Relief Pressure 13 lbs |
| 1995 | Ford | F-Super Duty | 7.5L | V8 | — | Relief Pressure 13 lbs |
| 1995 | Ford | Ranger | 2.3L | L4 | — | Relief Pressure 13 lbs with Radiator OE # F57Z-8005-CA |
| 1995 | Jeep | Cherokee | 4.0L | L6 | — | Relief Pressure 13 lbs |
| 1994 | Ford | Bronco | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1994 | Ford | E-150 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1994 | Ford | E-150 Econoline Club Wagon | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1994 | Ford | E-250 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1994 | Ford | E-350 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1994 | Ford | E-350 Econoline Club Wagon | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1994 | Ford | F-150 | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1994 | Ford | F-250 | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1994 | Ford | F-350 | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1994 | Ford | F-53 Motorhome Chassis | 7.5L | V8 | — | Relief Pressure 13 lbs |
| 1994 | Ford | F-59 Commercial Stripped Chassis | 7.3L | V8 | — | Relief Pressure 13 lbs |
| 1994 | Ford | F-Super Duty | 7.3L | V8 | — | Relief Pressure 13 lbs |
| 1994 | Ford | Ranger | 2.3L | L4 | — | Relief Pressure 13 lbs |
| 1994 | Jeep | Cherokee | 4.0L | L6 | — | Relief Pressure 13 lbs |
| 1993 | Ford | Aerostar | 3.0L | V6 | — | Relief Pressure 13 lbs |
| 1993 | Ford | Bronco | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1993 | Ford | E-150 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1993 | Ford | E-150 Econoline Club Wagon | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1993 | Ford | E-250 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1993 | Ford | E-350 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1993 | Ford | E-350 Econoline Club Wagon | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1993 | Ford | Explorer | 4.0L | V6 | — | Relief Pressure 13 lbs |
| 1993 | Ford | F-150 | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1993 | Ford | F-250 | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1993 | Ford | F-350 | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1993 | Ford | F-53 Motorhome Chassis | 7.5L | V8 | — | Relief Pressure 13 lbs |
| 1993 | Ford | F-59 Commercial Stripped Chassis | 7.3L | V8 | — | Relief Pressure 13 lbs |
| 1993 | Ford | F-Super Duty | 7.3L | V8 | — | Relief Pressure 13 lbs |
| 1993 | Ford | Ranger | 2.3L | L4 | — | Relief Pressure 13 lbs |
| 1993 | Jeep | Cherokee | 4.0L | L6 | — | Relief Pressure 13 lbs |
| 1993 | Jeep | Wrangler | 2.5L | L4 | — | Relief Pressure 13 lbs |
| 1993 | Mazda | Navajo | 4.0L | V6 | — | Relief Pressure 13 lbs |
| 1992 | Ford | Aerostar | 3.0L | V6 | — | Relief Pressure 13 lbs |
| 1992 | Ford | Bronco | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1992 | Ford | E-150 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1992 | Ford | E-150 Econoline Club Wagon | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1992 | Ford | E-250 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1992 | Ford | E-350 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1992 | Ford | E-350 Econoline Club Wagon | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1992 | Ford | Explorer | 4.0L | V6 | — | Relief Pressure 13 lbs |
| 1992 | Ford | F-150 | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1992 | Ford | F-250 | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1992 | Ford | F-350 | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1992 | Ford | F-53 Motorhome Chassis | 7.5L | V8 | — | Relief Pressure 13 lbs |
| 1992 | Ford | F-59 Commercial Stripped Chassis | 7.3L | V8 | — | Relief Pressure 13 lbs |
| 1992 | Ford | F-Super Duty | 7.3L | V8 | — | Relief Pressure 13 lbs |
| 1992 | Ford | Ranger | 2.3L | L4 | — | Relief Pressure 13 lbs |
| 1992 | Jeep | Cherokee | 4.0L | L6 | — | Relief Pressure 13 lbs |
| 1992 | Jeep | Comanche | 4.0L | L6 | — | Relief Pressure 13 lbs |
| 1992 | Jeep | Wrangler | 2.5L | L4 | — | Relief Pressure 13 lbs |
| 1992 | Mazda | Navajo | 4.0L | V6 | — | Relief Pressure 13 lbs |
| 1991 | Ford | Aerostar | 3.0L | V6 | — | Relief Pressure 13 lbs |
| 1991 | Ford | Bronco | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1991 | Ford | E-150 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1991 | Ford | E-150 Econoline Club Wagon | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1991 | Ford | E-250 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1991 | Ford | E-250 Econoline Club Wagon | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1991 | Ford | E-350 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1991 | Ford | E-350 Econoline Club Wagon | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1991 | Ford | Explorer | 4.0L | V6 | — | Relief Pressure 13 lbs |
| 1991 | Ford | F-150 | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1991 | Ford | F-250 | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1991 | Ford | F-350 | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1991 | Ford | F-53 Motorhome Chassis | 7.5L | V8 | — | Relief Pressure 13 lbs |
| 1991 | Ford | F-59 Commercial Stripped Chassis | 7.3L | V8 | — | Relief Pressure 13 lbs |
| 1991 | Ford | F-Super Duty | 7.3L | V8 | — | Relief Pressure 13 lbs |
| 1991 | Ford | Ranger | 2.3L | L4 | — | Relief Pressure 13 lbs |
| 1991 | Jeep | Cherokee | 4.0L | L6 | — | Relief Pressure 13 lbs |
| 1991 | Jeep | Comanche | 4.0L | L6 | — | Relief Pressure 13 lbs |
| 1991 | Jeep | Wrangler | 2.5L | L4 | — | Relief Pressure 13 lbs |
| 1991 | Mazda | Navajo | 4.0L | V6 | — | Relief Pressure 13 lbs |
| 1990 | Ford | Aerostar | 3.0L | V6 | — | Relief Pressure 13 lbs |
| 1990 | Ford | Bronco | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1990 | Ford | Bronco II | 2.9L | V6 | — | Relief Pressure 13 lbs |
| 1990 | Ford | E-150 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1990 | Ford | E-150 Econoline Club Wagon | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1990 | Ford | E-250 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1990 | Ford | E-250 Econoline Club Wagon | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1990 | Ford | E-350 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1990 | Ford | E-350 Econoline Club Wagon | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1990 | Ford | F-150 | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1990 | Ford | F-250 | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1990 | Ford | F-350 | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1990 | Ford | F-53 Motorhome Chassis | 7.5L | V8 | — | Relief Pressure 13 lbs |
| 1990 | Ford | F-59 Commercial Stripped Chassis | 7.3L | V8 | — | Relief Pressure 13 lbs |
| 1990 | Ford | F-Super Duty | 7.3L | V8 | — | Relief Pressure 13 lbs |
| 1990 | Ford | Ranger | 2.3L | L4 | — | Relief Pressure 13 lbs |
| 1990 | International | 2554 | 7.6L | L6 | — | Relief Pressure 13 lbs |
| 1990 | International | 2574 | 10.0L | L6 | — | Relief Pressure 13 lbs |
| 1990 | Jeep | Cherokee | 2.5L | L4 | — | Relief Pressure 13 lbs |
| 1990 | Jeep | Comanche | 2.5L | L4 | — | Relief Pressure 13 lbs |
| 1990 | Jeep | Wrangler | 4.2L | L6 | — | Relief Pressure 13 lbs |
| 1989 | Dodge | Raider | 2.6L | L4 | — | Relief Pressure 13 lbs |
| 1989 | Ford | Aerostar | 3.0L | V6 | — | Relief Pressure 13 lbs |
| 1989 | Ford | Bronco | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1989 | Ford | Bronco II | 2.9L | V6 | — | Relief Pressure 13 lbs |
| 1989 | Ford | E-150 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1989 | Ford | E-150 Econoline Club Wagon | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1989 | Ford | E-250 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1989 | Ford | E-250 Econoline Club Wagon | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1989 | Ford | E-350 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1989 | Ford | E-350 Econoline Club Wagon | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1989 | Ford | F-150 | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1989 | Ford | F-250 | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1989 | Ford | F-350 | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1989 | Ford | F-53 Motorhome Chassis | 7.5L | V8 | — | Relief Pressure 13 lbs |
| 1989 | Ford | F-59 Commercial Stripped Chassis | 7.3L | V8 | — | Relief Pressure 13 lbs |
| 1989 | Ford | F-Super Duty | 7.3L | V8 | — | Relief Pressure 13 lbs |
| 1989 | Ford | Ranger | 2.3L | L4 | — | Relief Pressure 13 lbs |
| 1989 | Honda | Accord | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1989 | Honda | Prelude | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1989 | International | 2276 S | 14.0L | L6 | — | Relief Pressure 13 lbs |
| 1989 | International | 2554 | 7.6L | L6 | — | Relief Pressure 13 lbs |
| 1989 | International | 2574 | 10.0L | L6 | — | Relief Pressure 13 lbs |
| 1989 | International | 2575 | 10.0L | L6 | — | Relief Pressure 13 lbs |
| 1989 | International | F2276 S | 14.0L | L6 | — | Relief Pressure 13 lbs |
| 1989 | International | S2554 | 7.6L | L6 | — | Relief Pressure 13 lbs |
| 1989 | Jeep | Cherokee | 2.5L | L4 | — | Relief Pressure 13 lbs |
| 1989 | Jeep | Comanche | 2.5L | L4 | — | Relief Pressure 13 lbs |
| 1989 | Jeep | Wrangler | 4.2L | L6 | — | Relief Pressure 13 lbs |
| 1989 | Yugo | GV | 1.1L | L4 | — | Relief Pressure 13 lbs |
| 1988 | American Motors | Eagle | 4.2L | L6 | — | Relief Pressure 13 lbs |
| 1988 | BMW | 535i | 3.5L | L6 | — | Relief Pressure 13 lbs |
| 1988 | BMW | 535is | 3.5L | L6 | — | Relief Pressure 13 lbs |
| 1988 | BMW | 635CSi | 3.5L | L6 | — | Relief Pressure 13 lbs |
| 1988 | Dodge | Raider | 2.6L | L4 | — | Relief Pressure 13 lbs |
| 1988 | Ford | Aerostar | 3.0L | V6 | — | Relief Pressure 13 lbs |
| 1988 | Ford | Bronco | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1988 | Ford | Bronco II | 2.9L | V6 | — | Relief Pressure 13 lbs |
| 1988 | Ford | E-150 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1988 | Ford | E-150 Econoline Club Wagon | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1988 | Ford | E-250 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1988 | Ford | E-250 Econoline Club Wagon | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1988 | Ford | E-350 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1988 | Ford | E-350 Econoline Club Wagon | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1988 | Ford | F-150 | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1988 | Ford | F-250 | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1988 | Ford | F-350 | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1988 | Ford | F-53 Motorhome Chassis | 7.5L | V8 | — | Relief Pressure 13 lbs |
| 1988 | Ford | F-59 Commercial Stripped Chassis | 7.3L | V8 | — | Relief Pressure 13 lbs |
| 1988 | Ford | F-Super Duty | 7.3L | V8 | — | Relief Pressure 13 lbs |
| 1988 | Ford | Ranger | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1988 | Honda | Accord | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1988 | Honda | Prelude | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1988 | International | 2275 | 14.0L | L6 | — | Relief Pressure 13 lbs |
| 1988 | International | 2276 S | 9.0L | V6 | — | Relief Pressure 13 lbs |
| 1988 | International | 2554 | 7.6L | L6 | — | Relief Pressure 13 lbs |
| 1988 | International | 2574 | 10.0L | L6 | — | Relief Pressure 13 lbs |
| 1988 | International | 2575 | 10.0L | L6 | — | Relief Pressure 13 lbs |
| 1988 | International | S2554 | 7.6L | L6 | — | Relief Pressure 13 lbs |
| 1988 | Jeep | Cherokee | 2.5L | L4 | — | Relief Pressure 13 lbs |
| 1988 | Jeep | Comanche | 2.5L | L4 | — | Relief Pressure 13 lbs |
| 1988 | Jeep | Wrangler | 4.2L | L6 | — | Relief Pressure 13 lbs |
| 1988 | Yugo | GV | 1.1L | L4 | — | Relief Pressure 13 lbs |
| 1987 | American Motors | Eagle | 4.2L | L6 | — | Relief Pressure 13 lbs |
| 1987 | BMW | 535i | 3.5L | L6 | — | Relief Pressure 13 lbs |
| 1987 | BMW | 635CSi | 3.5L | L6 | — | Relief Pressure 13 lbs |
| 1987 | Dodge | Raider | 2.6L | L4 | — | Relief Pressure 13 lbs |
| 1987 | Ford | Aerostar | 2.3L | L4 | — | Relief Pressure 13 lbs |
| 1987 | Ford | Bronco | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1987 | Ford | Bronco II | 2.9L | V6 | — | Relief Pressure 13 lbs |
| 1987 | Ford | E-150 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1987 | Ford | E-150 Econoline Club Wagon | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1987 | Ford | E-250 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1987 | Ford | E-250 Econoline Club Wagon | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1987 | Ford | E-350 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1987 | Ford | E-350 Econoline Club Wagon | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1987 | Ford | F-150 | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1987 | Ford | F-250 | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1987 | Ford | F-350 | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1987 | Ford | Ranger | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1987 | Honda | Accord | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1987 | Honda | Civic | 1.5L | L4 | — | Relief Pressure 13 lbs |
| 1987 | Honda | Prelude | 1.8L | L4 | — | Relief Pressure 13 lbs |
| 1987 | Honda | Wagovan | 1.5L | L4 | — | Relief Pressure 13 lbs |
| 1987 | International | 2275 | 14.0L | L6 | — | Relief Pressure 13 lbs |
| 1987 | International | 2276 S | 9.0L | V6 | — | Relief Pressure 13 lbs |
| 1987 | International | 2554 | 7.6L | L6 | — | Relief Pressure 13 lbs |
| 1987 | International | 2574 | 10.0L | L6 | — | Relief Pressure 13 lbs |
| 1987 | International | 2575 | 10.0L | L6 | — | Relief Pressure 13 lbs |
| 1987 | International | F2574 | 10.0L | L6 | — | Relief Pressure 13 lbs |
| 1987 | International | F2575 | 10.0L | L6 | — | Relief Pressure 13 lbs |
| 1987 | International | S2554 | 7.6L | L6 | — | Relief Pressure 13 lbs |
| 1987 | Jeep | Cherokee | 2.5L | L4 | — | Relief Pressure 13 lbs |
| 1987 | Jeep | Comanche | 2.5L | L4 | — | Relief Pressure 13 lbs |
| 1987 | Jeep | Wagoneer | 2.5L | L4 | — | Relief Pressure 13 lbs |
| 1987 | Jeep | Wrangler | 4.2L | L6 | — | Relief Pressure 13 lbs |
| 1987 | Yugo | GV | 1.1L | L4 | — | Relief Pressure 13 lbs |
| 1986 | American Motors | Eagle | 4.2L | L6 | — | Relief Pressure 13 lbs |
| 1986 | BMW | 535i | 3.5L | L6 | — | Relief Pressure 13 lbs |
| 1986 | BMW | 635CSi | 3.5L | L6 | — | Relief Pressure 13 lbs |
| 1986 | BMW | 735i | 3.5L | L6 | — | Relief Pressure 13 lbs |
| 1986 | Dodge | Power Ram 50 | 2.6L | L4 | — | Relief Pressure 13 lbs |
| 1986 | Dodge | Ram 50 | 2.6L | L4 | — | Relief Pressure 13 lbs |
| 1986 | Ford | Aerostar | 2.8L | V6 | — | Relief Pressure 13 lbs |
| 1986 | Ford | Bronco | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1986 | Ford | Bronco II | 2.3L | L4 | — | Relief Pressure 13 lbs |
| 1986 | Ford | E-150 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1986 | Ford | E-150 Econoline Club Wagon | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1986 | Ford | E-250 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1986 | Ford | E-250 Econoline Club Wagon | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1986 | Ford | E-350 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1986 | Ford | E-350 Econoline Club Wagon | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1986 | Ford | F-150 | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1986 | Ford | F-250 | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1986 | Ford | F-350 | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1986 | Ford | Ranger | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1986 | Honda | Accord | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1986 | Honda | Civic | 1.5L | L4 | — | Relief Pressure 13 lbs |
| 1986 | Honda | Prelude | 1.8L | L4 | — | Relief Pressure 13 lbs |
| 1986 | Honda | Wagovan | 1.5L | L4 | — | Relief Pressure 13 lbs |
| 1986 | International | 2275 | 14.0L | L6 | — | Relief Pressure 13 lbs |
| 1986 | International | 2554 | 7.6L | L6 | — | Relief Pressure 13 lbs |
| 1986 | International | 2574 | 10.0L | L6 | — | Relief Pressure 13 lbs |
| 1986 | International | 2575 | 7.0L | L6 | — | Relief Pressure 13 lbs |
| 1986 | International | S2554 | 7.6L | L6 | — | Relief Pressure 13 lbs |
| 1986 | Jeep | Cherokee | 2.8L | V6 | — | Relief Pressure 13 lbs |
| 1986 | Jeep | Comanche | 2.8L | V6 | — | Relief Pressure 13 lbs |
| 1986 | Jeep | Scrambler | 2.5L | L4 | — | Relief Pressure 13 lbs |
| 1986 | Jeep | Wagoneer | 2.8L | V6 | — | Relief Pressure 13 lbs |
| 1986 | Mazda | B2000 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1986 | Nissan | 720 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1986 | Nissan | Pulsar NX | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1986 | Nissan | Sentra | 1.7L | L4 | — | Relief Pressure 13 lbs |
| 1986 | Nissan | Stanza | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1986 | Toyota | Land Cruiser | 4.2L | L6 | — | Relief Pressure 13 lbs |
| 1986 | Yugo | GV | 1.1L | L4 | — | Relief Pressure 13 lbs |
| 1985 | American Motors | Eagle | 4.2L | L6 | — | Relief Pressure 13 lbs |
| 1985 | BMW | 535i | 3.5L | L6 | — | Relief Pressure 13 lbs |
| 1985 | BMW | 635CSi | 3.5L | L6 | — | Relief Pressure 13 lbs |
| 1985 | Dodge | Colt | 2.0L | L4 | — | Relief Pressure 13 lbs To 09/1984 |
| 1985 | Dodge | Power Ram 50 | 2.3L | L4 | — | Relief Pressure 13 lbs |
| 1985 | Dodge | Ram 50 | 2.3L | L4 | — | Relief Pressure 13 lbs |
| 1985 | Ford | Bronco | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1985 | Ford | Bronco II | 2.8L | V6 | — | Relief Pressure 13 lbs |
| 1985 | Ford | E-150 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1985 | Ford | E-150 Econoline Club Wagon | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1985 | Ford | E-250 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1985 | Ford | E-250 Econoline Club Wagon | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1985 | Ford | E-350 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1985 | Ford | E-350 Econoline Club Wagon | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1985 | Ford | F-150 | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1985 | Ford | F-250 | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1985 | Ford | F-350 | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1985 | Ford | Ranger | 2.8L | V6 | — | Relief Pressure 13 lbs |
| 1985 | Honda | Accord | 1.8L | L4 | — | Relief Pressure 13 lbs |
| 1985 | Honda | Civic | 1.5L | L4 | — | Relief Pressure 13 lbs |
| 1985 | Honda | Prelude | 1.8L | L4 | — | Relief Pressure 13 lbs |
| 1985 | International | 2276 S | 7.0L | L6 | — | Relief Pressure 13 lbs |
| 1985 | International | 2554 | 7.6L | L6 | — | Relief Pressure 13 lbs |
| 1985 | International | 2574 | 7.0L | L6 | — | Relief Pressure 13 lbs |
| 1985 | International | 2575 | 7.0L | L6 | — | Relief Pressure 13 lbs |
| 1985 | International | F2276 S | 9.3L | V8 | — | Relief Pressure 13 lbs |
| 1985 | International | S2554 | 7.6L | L6 | — | Relief Pressure 13 lbs |
| 1985 | Jeep | Cherokee | 2.8L | V6 | — | Relief Pressure 13 lbs |
| 1985 | Jeep | Wagoneer | 2.8L | V6 | — | Relief Pressure 13 lbs |
| 1985 | Mazda | GLC | 1.5L | L4 | — | Relief Pressure 13 lbs |
| 1985 | Mazda | RX-7 | — | — | — | Relief Pressure 13 lbs |
| 1985 | Mercedes-Benz | 300TD | 3.0L | L5 | — | Relief Pressure 13 lbs |
| 1985 | Nissan | 720 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1985 | Nissan | Pulsar NX | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1985 | Nissan | Sentra | 1.7L | L4 | — | Relief Pressure 13 lbs |
| 1985 | Nissan | Stanza | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1985 | Plymouth | Colt | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1985 | Toyota | 4Runner | 2.4L | L4 | — | Relief Pressure 13 lbs |
| 1985 | Toyota | Celica | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1985 | Toyota | Land Cruiser | 4.2L | L6 | — | Relief Pressure 13 lbs |
| 1985 | Toyota | Pickup | 2.4L | L4 | — | Relief Pressure 13 lbs |
| 1984 | American Motors | Eagle | 4.2L | L6 | — | Relief Pressure 13 lbs |
| 1984 | BMW | 533i | 3.2L | L6 | — | Relief Pressure 13 lbs |
| 1984 | BMW | 633CSi | 3.2L | L6 | — | Relief Pressure 13 lbs |
| 1984 | Dodge | Power Ram 50 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1984 | Dodge | Ram 50 | 2.3L | L4 | — | Relief Pressure 13 lbs |
| 1984 | Ford | Bronco | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1984 | Ford | Bronco II | 2.8L | V6 | — | Relief Pressure 13 lbs |
| 1984 | Ford | E-150 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1984 | Ford | E-150 Econoline Club Wagon | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1984 | Ford | E-250 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1984 | Ford | E-250 Econoline Club Wagon | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1984 | Ford | E-350 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1984 | Ford | E-350 Econoline Club Wagon | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1984 | Ford | F-150 | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1984 | Ford | F-250 | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1984 | Ford | F-350 | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1984 | Ford | Ranger | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1984 | Honda | Accord | 1.8L | L4 | — | Relief Pressure 13 lbs |
| 1984 | Honda | Civic | 1.5L | L4 | — | Relief Pressure 13 lbs |
| 1984 | Honda | Prelude | 1.8L | L4 | — | Relief Pressure 13 lbs |
| 1984 | Honda | Wagovan | 1.5L | L4 | — | Relief Pressure 13 lbs |
| 1984 | International | 2276 S | 7.0L | L6 | — | Relief Pressure 13 lbs |
| 1984 | International | 2554 | 7.6L | L6 | — | Relief Pressure 13 lbs |
| 1984 | International | 2574 | 9.3L | V8 | — | Relief Pressure 13 lbs |
| 1984 | International | 2575 | 9.3L | V8 | — | Relief Pressure 13 lbs |
| 1984 | International | F2276 S | 9.3L | V8 | — | Relief Pressure 13 lbs |
| 1984 | International | S2554 | 7.6L | L6 | — | Relief Pressure 13 lbs |
| 1984 | Jeep | Cherokee | 2.8L | V6 | — | Relief Pressure 13 lbs |
| 1984 | Jeep | Wagoneer | 4.6L | L6 | — | Relief Pressure 13 lbs |
| 1984 | Mazda | 626 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1984 | Mazda | B2000 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1984 | Mazda | B2200 | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1984 | Mazda | GLC | 1.5L | L4 | — | Relief Pressure 13 lbs |
| 1984 | Mazda | RX-7 | — | — | — | Relief Pressure 13 lbs |
| 1984 | Nissan | 720 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1984 | Nissan | Maxima | 2.4L | L6 | — | Relief Pressure 13 lbs |
| 1984 | Nissan | Pulsar NX | 1.5L | L4 | — | Relief Pressure 13 lbs |
| 1984 | Nissan | Sentra | 1.7L | L4 | — | Relief Pressure 13 lbs |
| 1984 | Nissan | Stanza | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1984 | Plymouth | Colt | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1984 | Toyota | 4Runner | 2.4L | L4 | — | Relief Pressure 13 lbs |
| 1984 | Toyota | Celica | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1984 | Toyota | Cressida | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1984 | Toyota | Land Cruiser | 4.2L | L6 | — | Relief Pressure 13 lbs |
| 1984 | Toyota | Pickup | 2.4L | L4 | — | Relief Pressure 13 lbs |
| 1983 | American Motors | Concord | 4.2L | L6 | — | Relief Pressure 13 lbs |
| 1983 | American Motors | Eagle | 4.2L | L6 | — | Relief Pressure 13 lbs |
| 1983 | American Motors | Spirit | 4.2L | L6 | — | Relief Pressure 13 lbs |
| 1983 | BMW | 533i | 3.2L | L6 | — | Relief Pressure 13 lbs |
| 1983 | BMW | 633CSi | 3.2L | L6 | — | Relief Pressure 13 lbs |
| 1983 | Dodge | Challenger | 2.6L | L4 | — | Relief Pressure 13 lbs |
| 1983 | Dodge | Colt | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1983 | Dodge | Power Ram 50 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1983 | Dodge | Ram 50 | 2.3L | L4 | — | Relief Pressure 13 lbs |
| 1983 | Fiat | X-1/9 | 1.5L | L4 | — | Relief Pressure 13 lbs |
| 1983 | Ford | Bronco | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1983 | Ford | E-100 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1983 | Ford | E-100 Econoline Club Wagon | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1983 | Ford | E-150 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1983 | Ford | E-150 Econoline Club Wagon | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1983 | Ford | E-250 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1983 | Ford | E-250 Econoline Club Wagon | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1983 | Ford | E-350 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1983 | Ford | E-350 Econoline Club Wagon | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1983 | Ford | F-100 | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1983 | Ford | F-150 | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1983 | Ford | F-250 | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1983 | Ford | F-350 | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1983 | Ford | Fairmont | 2.3L | L4 | — | Relief Pressure 13 lbs; without Air Conditioning |
| 1983 | Ford | LTD | 2.3L | L4 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1983 | Ford | Mustang | 2.3L | L4 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1983 | Ford | Ranger | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1983 | Honda | Accord | 1.8L | L4 | — | Relief Pressure 13 lbs |
| 1983 | Honda | Civic | 1.5L | L4 | — | Relief Pressure 13 lbs |
| 1983 | Honda | Prelude | 1.8L | L4 | — | Relief Pressure 13 lbs |
| 1983 | International | 2276 S | 7.0L | L6 | — | Relief Pressure 13 lbs |
| 1983 | International | 2554 | 7.6L | L6 | — | Relief Pressure 13 lbs |
| 1983 | International | 2574 | 9.3L | V8 | — | Relief Pressure 13 lbs |
| 1983 | International | 2575 | 9.3L | V8 | — | Relief Pressure 13 lbs |
| 1983 | International | F2276 S | 9.3L | V8 | — | Relief Pressure 13 lbs |
| 1983 | International | S2554 | 7.6L | L6 | — | Relief Pressure 13 lbs |
| 1983 | Mazda | 626 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1983 | Mazda | B2000 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1983 | Mazda | B2200 | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1983 | Mazda | GLC | 1.5L | L4 | — | Relief Pressure 13 lbs |
| 1983 | Mazda | RX-7 | — | — | — | Relief Pressure 13 lbs |
| 1983 | Mercedes-Benz | 240D | 2.4L | L4 | — | Relief Pressure 13 lbs |
| 1983 | Mercedes-Benz | 300CD | 3.0L | L5 | — | Relief Pressure 13 lbs |
| 1983 | Mercedes-Benz | 300D | 3.0L | L5 | — | Relief Pressure 13 lbs |
| 1983 | Mercedes-Benz | 300SD | 3.0L | L5 | — | Relief Pressure 13 lbs |
| 1983 | Mercedes-Benz | 300TD | 3.0L | L5 | — | Relief Pressure 13 lbs |
| 1983 | Mercury | Capri | 2.3L | L4 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1983 | Mercury | Marquis | 2.3L | L4 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1983 | Mercury | Zephyr | 2.3L | L4 | — | Relief Pressure 13 lbs; without Air Conditioning |
| 1983 | Nissan | 200SX | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1983 | Nissan | 280ZX | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1983 | Nissan | 720 | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1983 | Nissan | Maxima | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1983 | Nissan | Pulsar | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1983 | Nissan | Pulsar NX | 1.5L | L4 | — | Relief Pressure 13 lbs |
| 1983 | Nissan | Sentra | 1.5L | L4 | — | Relief Pressure 13 lbs |
| 1983 | Nissan | Stanza | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1983 | Plymouth | Colt | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1983 | Plymouth | Turismo | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1983 | Toyota | Celica | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1983 | Toyota | Cressida | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1983 | Toyota | Land Cruiser | 4.2L | L6 | — | Relief Pressure 13 lbs |
| 1983 | Toyota | Pickup | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1982 | American Motors | Concord | 4.2L | L6 | — | Relief Pressure 13 lbs |
| 1982 | American Motors | Eagle | 4.2L | L6 | — | Relief Pressure 13 lbs |
| 1982 | American Motors | Spirit | 4.2L | L6 | — | Relief Pressure 13 lbs |
| 1982 | BMW | 633CSi | 3.2L | L6 | — | Relief Pressure 13 lbs |
| 1982 | Dodge | Challenger | 2.6L | L4 | — | Relief Pressure 13 lbs |
| 1982 | Dodge | Colt | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1982 | Dodge | D50 | 2.6L | L4 | — | Relief Pressure 13 lbs |
| 1982 | Fiat | 124 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1982 | Fiat | Strada | 1.5L | L4 | — | Relief Pressure 13 lbs |
| 1982 | Fiat | X-1/9 | 1.5L | L4 | — | Relief Pressure 13 lbs |
| 1982 | Ford | B-600 | 6.1L | V8 | — | Relief Pressure 13 lbs |
| 1982 | Ford | Bronco | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1982 | Ford | C600 | 6.1L | V8 | — | Relief Pressure 13 lbs |
| 1982 | Ford | C800 | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1982 | Ford | Courier | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1982 | Ford | E-100 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1982 | Ford | E-100 Econoline Club Wagon | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1982 | Ford | E-150 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1982 | Ford | E-150 Econoline Club Wagon | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1982 | Ford | E-250 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1982 | Ford | E-250 Econoline Club Wagon | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1982 | Ford | E-350 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1982 | Ford | E-350 Econoline Club Wagon | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1982 | Ford | F-100 | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1982 | Ford | F-150 | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1982 | Ford | F-250 | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1982 | Ford | F-350 | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1982 | Ford | LN600 | 6.1L | V8 | — | Relief Pressure 13 lbs |
| 1982 | Ford | LN700 | 6.1L | V8 | — | Relief Pressure 13 lbs |
| 1982 | Ford | LN800 | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1982 | Ford | LNT800 | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1982 | Ford | Mustang | 2.3L | L4 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1982 | Honda | Accord | 1.8L | L4 | — | Relief Pressure 13 lbs |
| 1982 | Honda | Civic | 1.5L | L4 | — | Relief Pressure 13 lbs |
| 1982 | Honda | Prelude | 1.8L | L4 | — | Relief Pressure 13 lbs |
| 1982 | International | 2275 | 14.0L | L6 | — | Relief Pressure 13 lbs |
| 1982 | International | 2554 | 7.6L | L6 | — | Relief Pressure 13 lbs |
| 1982 | International | 2574 | 9.3L | V8 | — | Relief Pressure 13 lbs |
| 1982 | International | 2575 | 9.3L | V8 | — | Relief Pressure 13 lbs |
| 1982 | International | F2574 | 14.0L | L6 | — | Relief Pressure 13 lbs |
| 1982 | International | S2554 | 7.6L | L6 | — | Relief Pressure 13 lbs |
| 1982 | Mazda | 626 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1982 | Mazda | B2000 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1982 | Mazda | B2200 | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1982 | Mazda | GLC | 1.5L | L4 | — | Relief Pressure 13 lbs |
| 1982 | Mazda | RX-7 | — | — | — | Relief Pressure 13 lbs |
| 1982 | Mercedes-Benz | 240D | 2.4L | L4 | — | Relief Pressure 13 lbs |
| 1982 | Mercedes-Benz | 300CD | 3.0L | L5 | — | Relief Pressure 13 lbs |
| 1982 | Mercedes-Benz | 300D | 3.0L | L5 | — | Relief Pressure 13 lbs |
| 1982 | Mercedes-Benz | 300SD | 3.0L | L5 | — | Relief Pressure 13 lbs |
| 1982 | Mercedes-Benz | 300TD | 3.0L | L5 | — | Relief Pressure 13 lbs |
| 1982 | Nissan | 200SX | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1982 | Nissan | 210 | 1.4L | L4 | — | Relief Pressure 13 lbs |
| 1982 | Nissan | 280ZX | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1982 | Nissan | 310 | 1.5L | L4 | — | Relief Pressure 13 lbs |
| 1982 | Nissan | 720 | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1982 | Nissan | Maxima | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1982 | Nissan | Sentra | 1.5L | L4 | — | Relief Pressure 13 lbs |
| 1982 | Nissan | Stanza | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1982 | Plymouth | Arrow Pickup | 2.6L | L4 | — | Relief Pressure 13 lbs |
| 1982 | Plymouth | Champ | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1982 | Plymouth | Colt | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1982 | Plymouth | Sapporo | 2.6L | L4 | — | Relief Pressure 13 lbs |
| 1982 | Subaru | Brat | 1.8L | H4 | — | Relief Pressure 13 lbs |
| 1982 | Subaru | DL | 1.6L | H4 | — | Relief Pressure 13 lbs |
| 1982 | Subaru | GL | 1.8L | H4 | — | Relief Pressure 13 lbs |
| 1982 | Subaru | GLF | 1.8L | H4 | — | Relief Pressure 13 lbs |
| 1982 | Subaru | Standard | 1.6L | H4 | — | Relief Pressure 13 lbs |
| 1982 | Toyota | Celica | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1982 | Toyota | Corolla | 1.8L | L4 | — | Relief Pressure 13 lbs |
| 1982 | Toyota | Corona | 2.4L | L4 | — | Relief Pressure 13 lbs |
| 1982 | Toyota | Cressida | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1982 | Toyota | Land Cruiser | 4.2L | L6 | — | Relief Pressure 13 lbs |
| 1982 | Toyota | Pickup | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1982 | Toyota | Starlet | 1.3L | L4 | — | Relief Pressure 13 lbs |
| 1982 | Toyota | Tercel | 1.5L | L4 | — | Relief Pressure 13 lbs |
| 1981 | American Motors | Concord | 4.2L | L6 | — | Relief Pressure 13 lbs |
| 1981 | American Motors | Eagle | 4.2L | L6 | — | Relief Pressure 13 lbs |
| 1981 | American Motors | Spirit | 4.2L | L6 | — | Relief Pressure 13 lbs |
| 1981 | BMW | 633CSi | 3.2L | L6 | — | Relief Pressure 13 lbs |
| 1981 | Dodge | Challenger | 2.6L | L4 | — | Relief Pressure 13 lbs |
| 1981 | Dodge | Colt | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1981 | Dodge | D50 | 2.6L | L4 | — | Relief Pressure 13 lbs |
| 1981 | Fiat | 124 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1981 | Fiat | Brava | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1981 | Fiat | Strada | 1.5L | L4 | — | Relief Pressure 13 lbs |
| 1981 | Fiat | X-1/9 | 1.5L | L4 | — | Relief Pressure 13 lbs |
| 1981 | Ford | Bronco | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1981 | Ford | C600 | 6.1L | V8 | — | Relief Pressure 13 lbs |
| 1981 | Ford | C700 | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1981 | Ford | C800 | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1981 | Ford | C900 | 7.8L | V8 | — | Relief Pressure 13 lbs |
| 1981 | Ford | Courier | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1981 | Ford | E-100 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1981 | Ford | E-100 Econoline Club Wagon | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1981 | Ford | E-150 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1981 | Ford | E-150 Econoline Club Wagon | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1981 | Ford | E-250 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1981 | Ford | E-250 Econoline Club Wagon | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1981 | Ford | E-350 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1981 | Ford | E-350 Econoline Club Wagon | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1981 | Ford | F-100 | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1981 | Ford | F-150 | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1981 | Ford | F-250 | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1981 | Ford | F-350 | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1981 | Ford | L800 | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1981 | Ford | L900 | 7.8L | V8 | — | Relief Pressure 13 lbs |
| 1981 | Ford | LN600 | 6.1L | V8 | — | Relief Pressure 13 lbs |
| 1981 | Ford | LN700 | 6.1L | V8 | — | Relief Pressure 13 lbs |
| 1981 | Ford | LN800 | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1981 | Ford | LN900 | 7.8L | V8 | — | Relief Pressure 13 lbs |
| 1981 | Ford | LNT800 | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1981 | Ford | Mustang | 2.3L | L4 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1981 | Honda | Accord | 1.8L | L4 | — | Relief Pressure 13 lbs |
| 1981 | Honda | Civic | 1.5L | L4 | — | Relief Pressure 13 lbs |
| 1981 | Honda | Prelude | 1.8L | L4 | — | Relief Pressure 13 lbs |
| 1981 | International | 1654 | 9.0L | V8 | — | Relief Pressure 13 lbs |
| 1981 | International | 1754 | 9.0L | V8 | — | Relief Pressure 13 lbs |
| 1981 | International | 1824 | 7.3L | V8 | — | Relief Pressure 13 lbs |
| 1981 | International | 1854 | 7.6L | L6 | — | Relief Pressure 13 lbs |
| 1981 | International | 1924 S | 7.3L | V8 | — | Relief Pressure 13 lbs |
| 1981 | International | 1925 S | 7.3L | V8 | — | Relief Pressure 13 lbs |
| 1981 | International | 1954 | 7.6L | L6 | — | Relief Pressure 13 lbs |
| 1981 | International | 1955 | 9.0L | V8 | — | Relief Pressure 13 lbs |
| 1981 | International | 2275 | 7.0L | L6 | — | Relief Pressure 13 lbs |
| 1981 | International | 2554 | 7.6L | L6 | — | Relief Pressure 13 lbs |
| 1981 | International | 2574 | 9.0L | V6 | — | Relief Pressure 13 lbs |
| 1981 | International | 2575 | 9.0L | V6 | — | Relief Pressure 13 lbs |
| 1981 | International | F2575 | 7.0L | L6 | — | Relief Pressure 13 lbs |
| 1981 | International | S1754 | 9.0L | L6 | — | Relief Pressure 13 lbs |
| 1981 | International | S1854 | 9.0L | L6 | — | Relief Pressure 13 lbs |
| 1981 | International | S1954 | 7.6L | L6 | — | Relief Pressure 13 lbs |
| 1981 | International | S1955 | 7.6L | L6 | — | Relief Pressure 13 lbs |
| 1981 | International | S2554 | 7.6L | L6 | — | Relief Pressure 13 lbs |
| 1981 | Mazda | 626 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1981 | Mazda | B2000 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1981 | Mazda | GLC | 1.5L | L4 | — | Relief Pressure 13 lbs |
| 1981 | Mazda | RX-7 | — | — | — | Relief Pressure 13 lbs |
| 1981 | Mercedes-Benz | 240D | 2.4L | L4 | — | Relief Pressure 13 lbs |
| 1981 | Mercedes-Benz | 280CE | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1981 | Mercedes-Benz | 280E | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1981 | Mercedes-Benz | 300CD | 3.0L | L5 | — | Relief Pressure 13 lbs |
| 1981 | Mercedes-Benz | 300D | 3.0L | L5 | — | Relief Pressure 13 lbs |
| 1981 | Mercedes-Benz | 300SD | 3.0L | L5 | — | Relief Pressure 13 lbs |
| 1981 | Mercedes-Benz | 300TD | 3.0L | L5 | — | Relief Pressure 13 lbs |
| 1981 | Nissan | 200SX | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1981 | Nissan | 210 | 1.4L | L4 | — | Relief Pressure 13 lbs |
| 1981 | Nissan | 280ZX | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1981 | Nissan | 310 | 1.5L | L4 | — | Relief Pressure 13 lbs |
| 1981 | Nissan | 510 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1981 | Nissan | 720 | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1981 | Nissan | 810 | 2.4L | L6 | — | Relief Pressure 13 lbs |
| 1981 | Plymouth | Arrow Pickup | 2.6L | L4 | — | Relief Pressure 13 lbs |
| 1981 | Plymouth | Champ | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1981 | Plymouth | Colt | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1981 | Plymouth | Sapporo | 2.6L | L4 | — | Relief Pressure 13 lbs |
| 1981 | Subaru | Brat | 1.8L | H4 | — | Relief Pressure 13 lbs |
| 1981 | Subaru | DL | 1.6L | H4 | — | Relief Pressure 13 lbs |
| 1981 | Subaru | GL | 1.8L | H4 | — | Relief Pressure 13 lbs |
| 1981 | Subaru | GLF | 1.8L | H4 | — | Relief Pressure 13 lbs |
| 1981 | Subaru | Standard | 1.6L | H4 | — | Relief Pressure 13 lbs |
| 1981 | Toyota | Celica | 2.4L | L4 | — | Relief Pressure 13 lbs |
| 1981 | Toyota | Corolla | 1.8L | L4 | — | Relief Pressure 13 lbs |
| 1981 | Toyota | Corona | 2.4L | L4 | — | Relief Pressure 13 lbs |
| 1981 | Toyota | Cressida | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1981 | Toyota | Land Cruiser | 4.2L | L6 | — | Relief Pressure 13 lbs |
| 1981 | Toyota | Pickup | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1981 | Toyota | Starlet | 1.3L | L4 | — | Relief Pressure 13 lbs |
| 1981 | Toyota | Tercel | 1.5L | L4 | — | Relief Pressure 13 lbs |
| 1980 | American Motors | AMX | 4.2L | L6 | — | Relief Pressure 13 lbs |
| 1980 | American Motors | Concord | 4.2L | L6 | — | Relief Pressure 13 lbs |
| 1980 | American Motors | Eagle | 4.2L | L6 | — | Relief Pressure 13 lbs |
| 1980 | American Motors | Pacer | 4.2L | L6 | — | Relief Pressure 13 lbs |
| 1980 | American Motors | Spirit | 4.2L | L6 | — | Relief Pressure 13 lbs |
| 1980 | BMW | 633CSi | 3.2L | L6 | — | Relief Pressure 13 lbs |
| 1980 | Dodge | Challenger | 2.6L | L4 | — | Relief Pressure 13 lbs |
| 1980 | Dodge | Colt | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1980 | Dodge | D50 | 2.6L | L4 | — | Relief Pressure 13 lbs |
| 1980 | Fiat | 124 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1980 | Fiat | Brava | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1980 | Fiat | Strada | 1.5L | L4 | — | Relief Pressure 13 lbs |
| 1980 | Fiat | X-1/9 | 1.5L | L4 | — | Relief Pressure 13 lbs |
| 1980 | Ford | Bronco | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1980 | Ford | C600 | 8.2L | V8 | — | Relief Pressure 13 lbs |
| 1980 | Ford | C700 | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1980 | Ford | C800 | 8.2L | V8 | — | Relief Pressure 13 lbs |
| 1980 | Ford | Courier | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1980 | Ford | E-100 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1980 | Ford | E-100 Econoline Club Wagon | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1980 | Ford | E-150 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1980 | Ford | E-150 Econoline Club Wagon | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1980 | Ford | E-250 Econoline | 7.5L | V8 | — | Relief Pressure 13 lbs |
| 1980 | Ford | E-250 Econoline Club Wagon | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1980 | Ford | E-350 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1980 | Ford | E-350 Econoline Club Wagon | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1980 | Ford | F-100 | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1980 | Ford | F-150 | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1980 | Ford | F-250 | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1980 | Ford | F-350 | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1980 | Ford | Fiesta | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1980 | Ford | L800 | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1980 | Ford | LN600 | 6.1L | V8 | — | Relief Pressure 13 lbs |
| 1980 | Ford | LN700 | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1980 | Ford | LN800 | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1980 | Ford | Mustang | 2.3L | L4 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1980 | Ford | Pinto | 2.3L | L4 | — | Relief Pressure 13 lbs |
| 1980 | Honda | Accord | 1.8L | L4 | — | Relief Pressure 13 lbs |
| 1980 | Honda | Civic | 1.5L | L4 | — | Relief Pressure 13 lbs |
| 1980 | Honda | Prelude | 1.8L | L4 | — | Relief Pressure 13 lbs |
| 1980 | International | 1654 | 9.0L | V8 | — | Relief Pressure 13 lbs |
| 1980 | International | 1754 | 9.0L | V8 | — | Relief Pressure 13 lbs |
| 1980 | International | 1824 | 7.3L | V8 | — | Relief Pressure 13 lbs |
| 1980 | International | 1854 | 7.6L | L6 | — | Relief Pressure 13 lbs |
| 1980 | International | 1924 S | 7.3L | V8 | — | Relief Pressure 13 lbs |
| 1980 | International | 1925 S | 7.3L | V8 | — | Relief Pressure 13 lbs |
| 1980 | International | 1954 | 7.6L | L6 | — | Relief Pressure 13 lbs |
| 1980 | International | 1955 | 9.0L | V8 | — | Relief Pressure 13 lbs |
| 1980 | International | 2275 | 9.0L | V8 | — | Relief Pressure 13 lbs |
| 1980 | International | 2554 | 7.6L | L6 | — | Relief Pressure 13 lbs |
| 1980 | International | 2574 | 9.0L | V6 | — | Relief Pressure 13 lbs |
| 1980 | International | 2575 | 9.0L | V6 | — | Relief Pressure 13 lbs |
| 1980 | International | S1824 | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1980 | International | S1924 | 7.3L | V8 | — | Relief Pressure 13 lbs |
| 1980 | International | S1925 | 7.3L | V8 | — | Relief Pressure 13 lbs |
| 1980 | International | S2125 | 8.8L | V8 | — | Relief Pressure 13 lbs |
| 1980 | International | S2524 | 8.8L | V8 | — | Relief Pressure 13 lbs |
| 1980 | Mazda | 626 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1980 | Mazda | B2000 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1980 | Mazda | GLC | 1.4L | L4 | — | Relief Pressure 13 lbs |
| 1980 | Mazda | RX-7 | — | — | — | Relief Pressure 13 lbs |
| 1980 | Mercedes-Benz | 240D | 2.4L | L4 | — | Relief Pressure 13 lbs |
| 1980 | Mercedes-Benz | 280CE | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1980 | Mercedes-Benz | 280E | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1980 | Mercedes-Benz | 280SE | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1980 | Mercedes-Benz | 300CD | 3.0L | L5 | — | Relief Pressure 13 lbs |
| 1980 | Mercedes-Benz | 300D | 3.0L | L5 | — | Relief Pressure 13 lbs |
| 1980 | Mercedes-Benz | 300SD | 3.0L | L5 | — | Relief Pressure 13 lbs |
| 1980 | Mercedes-Benz | 300TD | 3.0L | L5 | — | Relief Pressure 13 lbs |
| 1980 | Mercury | Bobcat | 2.3L | L4 | — | Relief Pressure 13 lbs |
| 1980 | Nissan | 200SX | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1980 | Nissan | 210 | 1.4L | L4 | — | Relief Pressure 13 lbs |
| 1980 | Nissan | 280ZX | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1980 | Nissan | 310 | 1.4L | L4 | — | Relief Pressure 13 lbs |
| 1980 | Nissan | 510 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1980 | Nissan | 720 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1980 | Nissan | 810 | 2.4L | L6 | — | Relief Pressure 13 lbs |
| 1980 | Plymouth | Arrow | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1980 | Plymouth | Arrow Pickup | 2.6L | L4 | — | Relief Pressure 13 lbs |
| 1980 | Plymouth | Champ | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1980 | Plymouth | Colt | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1980 | Plymouth | Sapporo | 2.6L | L4 | — | Relief Pressure 13 lbs |
| 1980 | Subaru | Brat | 1.6L | H4 | — | Relief Pressure 13 lbs |
| 1980 | Subaru | DL | 1.6L | H4 | — | Relief Pressure 13 lbs |
| 1980 | Subaru | GL | 1.6L | H4 | — | Relief Pressure 13 lbs |
| 1980 | Subaru | GLF | 1.6L | H4 | — | Relief Pressure 13 lbs |
| 1980 | Subaru | Standard | 1.6L | H4 | — | Relief Pressure 13 lbs |
| 1980 | Toyota | Celica | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1980 | Toyota | Corolla | 1.8L | L4 | — | Relief Pressure 13 lbs |
| 1980 | Toyota | Corona | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1980 | Toyota | Cressida | 2.6L | L6 | — | Relief Pressure 13 lbs |
| 1980 | Toyota | Land Cruiser | 4.2L | L6 | — | Relief Pressure 13 lbs |
| 1980 | Toyota | Pickup | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1980 | Toyota | Tercel | 1.5L | L4 | — | Relief Pressure 13 lbs |
| 1980 | Triumph | Spitfire | 1.5L | L4 | — | Relief Pressure 13 lbs |
| 1979 | American Motors | AMX | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1979 | American Motors | Concord | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1979 | American Motors | Pacer | 4.2L | L6 | — | Relief Pressure 13 lbs |
| 1979 | American Motors | Spirit | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1979 | BMW | 633CSi | 3.2L | L6 | — | Relief Pressure 13 lbs |
| 1979 | Dodge | Challenger | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1979 | Dodge | Colt | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1979 | Dodge | D50 | 2.6L | L4 | — | Relief Pressure 13 lbs |
| 1979 | Fiat | 124 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1979 | Fiat | 128 | 1.3L | L4 | — | Relief Pressure 13 lbs |
| 1979 | Fiat | Brava | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1979 | Fiat | Strada | 1.5L | L4 | — | Relief Pressure 13 lbs |
| 1979 | Fiat | X-1/9 | 1.5L | L4 | — | Relief Pressure 13 lbs |
| 1979 | Ford | Bronco | 6.6L | V8 | — | Relief Pressure 13 lbs |
| 1979 | Ford | Courier | 1.8L | L4 | — | Relief Pressure 13 lbs |
| 1979 | Ford | E-100 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1979 | Ford | E-100 Econoline Club Wagon | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1979 | Ford | E-150 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1979 | Ford | E-150 Econoline Club Wagon | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1979 | Ford | E-250 Econoline | 7.5L | V8 | — | Relief Pressure 13 lbs |
| 1979 | Ford | E-250 Econoline Club Wagon | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1979 | Ford | E-350 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1979 | Ford | E-350 Econoline Club Wagon | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1979 | Ford | F-100 | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1979 | Ford | F-150 | 7.5L | V8 | — | Relief Pressure 13 lbs |
| 1979 | Ford | F-250 | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1979 | Ford | F-350 | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1979 | Ford | Fairmont | 2.3L | L4 | — | Relief Pressure 13 lbs; without Air Conditioning |
| 1979 | Ford | Fiesta | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1979 | Ford | Mustang | 2.8L | V6 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1979 | Ford | Pinto | 2.3L | L4 | — | Relief Pressure 13 lbs |
| 1979 | Honda | Accord | 1.8L | L4 | — | Relief Pressure 13 lbs |
| 1979 | Honda | Civic | 1.2L | L4 | — | Relief Pressure 13 lbs |
| 1979 | Honda | Prelude | 1.8L | L4 | — | Relief Pressure 13 lbs |
| 1979 | International | 1754 | 7.6L | L6 | — | Relief Pressure 13 lbs |
| 1979 | International | 1824 | 7.3L | V8 | — | Relief Pressure 13 lbs |
| 1979 | International | 1854 | 7.6L | L6 | — | Relief Pressure 13 lbs |
| 1979 | International | 1924 S | 7.3L | V8 | — | Relief Pressure 13 lbs |
| 1979 | International | 1954 | 7.6L | L6 | — | Relief Pressure 13 lbs |
| 1979 | International | 2275 | 9.0L | V8 | — | Relief Pressure 13 lbs |
| 1979 | International | 2554 | 7.6L | L6 | — | Relief Pressure 13 lbs |
| 1979 | International | 2574 | 9.0L | V6 | — | Relief Pressure 13 lbs |
| 1979 | International | 2575 | 9.0L | V6 | — | Relief Pressure 13 lbs |
| 1979 | Mazda | 626 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1979 | Mazda | B2000 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1979 | Mazda | GLC | 1.4L | L4 | — | Relief Pressure 13 lbs |
| 1979 | Mazda | RX-7 | — | — | — | Relief Pressure 13 lbs |
| 1979 | Mercedes-Benz | 240D | 2.4L | L4 | — | Relief Pressure 13 lbs |
| 1979 | Mercedes-Benz | 280CE | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1979 | Mercedes-Benz | 280E | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1979 | Mercedes-Benz | 280SE | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1979 | Mercedes-Benz | 300CD | 3.0L | L5 | — | Relief Pressure 13 lbs |
| 1979 | Mercedes-Benz | 300D | 3.0L | L5 | — | Relief Pressure 13 lbs |
| 1979 | Mercedes-Benz | 300SD | 3.0L | L5 | — | Relief Pressure 13 lbs |
| 1979 | Mercedes-Benz | 300TD | 3.0L | L5 | — | Relief Pressure 13 lbs |
| 1979 | Mercedes-Benz | 450SEL | 4.5L | V8 | — | Relief Pressure 13 lbs |
| 1979 | Mercedes-Benz | 450SL | 4.5L | V8 | — | Relief Pressure 13 lbs |
| 1979 | Mercedes-Benz | 450SLC | 4.5L | V8 | — | Relief Pressure 13 lbs |
| 1979 | Mercury | Bobcat | 2.8L | V6 | — | Relief Pressure 13 lbs |
| 1979 | Mercury | Capri | 2.3L | L4 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1979 | Mercury | Zephyr | 2.3L | L4 | — | Relief Pressure 13 lbs; without Air Conditioning |
| 1979 | Nissan | 200SX | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1979 | Nissan | 210 | 1.4L | L4 | — | Relief Pressure 13 lbs |
| 1979 | Nissan | 280ZX | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1979 | Nissan | 310 | 1.4L | L4 | — | Relief Pressure 13 lbs |
| 1979 | Nissan | 510 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1979 | Nissan | 620 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1979 | Nissan | 810 | 2.4L | L6 | — | Relief Pressure 13 lbs |
| 1979 | Plymouth | Arrow | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1979 | Plymouth | Arrow Pickup | 2.6L | L4 | — | Relief Pressure 13 lbs |
| 1979 | Plymouth | Champ | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1979 | Plymouth | Colt | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1979 | Plymouth | Sapporo | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1979 | Subaru | Brat | 1.6L | H4 | — | Relief Pressure 13 lbs |
| 1979 | Subaru | DL | 1.6L | H4 | — | Relief Pressure 13 lbs |
| 1979 | Subaru | FE | 1.6L | H4 | — | Relief Pressure 13 lbs |
| 1979 | Subaru | GF | 1.6L | H4 | — | Relief Pressure 13 lbs |
| 1979 | Subaru | GL | 1.6L | H4 | — | Relief Pressure 13 lbs |
| 1979 | Subaru | Standard | 1.6L | H4 | — | Relief Pressure 13 lbs |
| 1979 | Toyota | Celica | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1979 | Toyota | Corolla | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1979 | Toyota | Corona | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1979 | Toyota | Cressida | 2.6L | L6 | — | Relief Pressure 13 lbs |
| 1979 | Toyota | Land Cruiser | 4.2L | L6 | — | Relief Pressure 13 lbs |
| 1979 | Toyota | Pickup | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1979 | Triumph | Spitfire | 1.5L | L4 | — | Relief Pressure 13 lbs |
| 1979 | Volkswagen | Dasher | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1978 | American Motors | AMX | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1978 | American Motors | Concord | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1978 | American Motors | Gremlin | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1978 | American Motors | Matador | 4.2L | L6 | — | Relief Pressure 13 lbs |
| 1978 | American Motors | Pacer | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1978 | BMW | 630CSi | 3.0L | L6 | — | Relief Pressure 13 lbs |
| 1978 | BMW | 633CSi | 3.2L | L6 | — | Relief Pressure 13 lbs |
| 1978 | Dodge | Challenger | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1978 | Dodge | Colt | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1978 | Fiat | 124 | 1.8L | L4 | — | Relief Pressure 13 lbs |
| 1978 | Fiat | 128 | 1.3L | L4 | — | Relief Pressure 13 lbs |
| 1978 | Fiat | 131 | 1.8L | L4 | — | Relief Pressure 13 lbs |
| 1978 | Fiat | Brava | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1978 | Fiat | X-1/9 | 1.3L | L4 | — | Relief Pressure 13 lbs |
| 1978 | Ford | Bronco | 6.6L | V8 | — | Relief Pressure 13 lbs |
| 1978 | Ford | Courier | 1.8L | L4 | — | Relief Pressure 13 lbs |
| 1978 | Ford | E-100 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1978 | Ford | E-100 Econoline Club Wagon | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1978 | Ford | E-150 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1978 | Ford | E-150 Econoline Club Wagon | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1978 | Ford | E-250 Econoline | 7.5L | V8 | — | Relief Pressure 13 lbs |
| 1978 | Ford | E-250 Econoline Club Wagon | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1978 | Ford | E-350 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1978 | Ford | E-350 Econoline Club Wagon | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1978 | Ford | F-100 | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1978 | Ford | F-150 | 7.5L | V8 | — | Relief Pressure 13 lbs |
| 1978 | Ford | F-250 | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1978 | Ford | F-350 | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1978 | Ford | Fiesta | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1978 | Ford | Mustang II | 2.3L | L4 | — | Relief Pressure 13 lbs |
| 1978 | Ford | Pinto | 2.3L | L4 | — | Relief Pressure 13 lbs |
| 1978 | Honda | Accord | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1978 | Honda | Civic | 1.2L | L4 | — | Relief Pressure 13 lbs |
| 1978 | Mazda | B1800 | 1.8L | L4 | — | Relief Pressure 13 lbs |
| 1978 | Mazda | Cosmo | — | — | — | Relief Pressure 13 lbs |
| 1978 | Mazda | GLC | 1.3L | L4 | — | Relief Pressure 13 lbs |
| 1978 | Mazda | RX-3 | — | — | — | Relief Pressure 13 lbs |
| 1978 | Mazda | RX-4 | — | — | — | Relief Pressure 13 lbs |
| 1978 | Mercedes-Benz | 230 | 2.3L | L4 | — | Relief Pressure 13 lbs |
| 1978 | Mercedes-Benz | 240D | 2.4L | L4 | — | Relief Pressure 13 lbs |
| 1978 | Mercedes-Benz | 280CE | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1978 | Mercedes-Benz | 280E | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1978 | Mercedes-Benz | 280SE | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1978 | Mercedes-Benz | 300CD | 3.0L | L5 | — | Relief Pressure 13 lbs |
| 1978 | Mercedes-Benz | 300D | 3.0L | L5 | — | Relief Pressure 13 lbs |
| 1978 | Mercedes-Benz | 300SD | 3.0L | L5 | — | Relief Pressure 13 lbs |
| 1978 | Mercedes-Benz | 450SEL | 4.5L | V8 | — | Relief Pressure 13 lbs |
| 1978 | Mercedes-Benz | 450SL | 4.5L | V8 | — | Relief Pressure 13 lbs |
| 1978 | Mercedes-Benz | 450SLC | 4.5L | V8 | — | Relief Pressure 13 lbs |
| 1978 | Mercury | Bobcat | 2.8L | V6 | — | Relief Pressure 13 lbs |
| 1978 | Nissan | 200SX | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1978 | Nissan | 280Z | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1978 | Nissan | 510 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1978 | Nissan | 620 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1978 | Nissan | 810 | 2.4L | L6 | — | Relief Pressure 13 lbs |
| 1978 | Nissan | B210 | 1.4L | L4 | — | Relief Pressure 13 lbs |
| 1978 | Nissan | F10 | 1.4L | L4 | — | Relief Pressure 13 lbs |
| 1978 | Plymouth | Arrow | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1978 | Plymouth | Colt | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1978 | Plymouth | Sapporo | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1978 | Subaru | Brat | 1.6L | H4 | — | Relief Pressure 13 lbs |
| 1978 | Subaru | DL | 1.6L | H4 | — | Relief Pressure 13 lbs |
| 1978 | Subaru | GF | 1.6L | H4 | — | Relief Pressure 13 lbs |
| 1978 | Subaru | Standard | 1.6L | H4 | — | Relief Pressure 13 lbs |
| 1978 | Toyota | Celica | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1978 | Toyota | Corolla | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1978 | Toyota | Corona | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1978 | Toyota | Cressida | 2.6L | L6 | — | Relief Pressure 13 lbs |
| 1978 | Toyota | Land Cruiser | 4.2L | L6 | — | Relief Pressure 13 lbs |
| 1978 | Toyota | Pickup | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1978 | Triumph | Spitfire | 1.5L | L4 | — | Relief Pressure 13 lbs |
| 1978 | Volkswagen | Dasher | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1977 | American Motors | Gremlin | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1977 | American Motors | Hornet | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1977 | American Motors | Matador | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1977 | American Motors | Pacer | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1977 | BMW | 630CSi | 3.0L | L6 | — | Relief Pressure 13 lbs |
| 1977 | Dodge | Colt | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1977 | Fiat | 124 | 1.8L | L4 | — | Relief Pressure 13 lbs |
| 1977 | Fiat | 128 | 1.3L | L4 | — | Relief Pressure 13 lbs |
| 1977 | Fiat | 131 | 1.8L | L4 | — | Relief Pressure 13 lbs |
| 1977 | Fiat | X-1/9 | 1.3L | L4 | — | Relief Pressure 13 lbs |
| 1977 | Ford | Bronco | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1977 | Ford | Courier | 1.8L | L4 | — | Relief Pressure 13 lbs |
| 1977 | Ford | E-100 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1977 | Ford | E-100 Econoline Club Wagon | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1977 | Ford | E-150 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1977 | Ford | E-150 Econoline Club Wagon | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1977 | Ford | E-250 Econoline | 7.5L | V8 | — | Relief Pressure 13 lbs |
| 1977 | Ford | E-250 Econoline Club Wagon | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1977 | Ford | E-350 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1977 | Ford | E-350 Econoline Club Wagon | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1977 | Ford | F-100 | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1977 | Ford | F-150 | 7.5L | V8 | — | Relief Pressure 13 lbs |
| 1977 | Ford | F-250 | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1977 | Ford | F-350 | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1977 | Ford | Maverick | 4.1L | L6 | — | Relief Pressure 13 lbs |
| 1977 | Ford | Mustang II | 2.3L | L4 | — | Relief Pressure 13 lbs |
| 1977 | Ford | Pinto | 2.3L | L4 | — | Relief Pressure 13 lbs |
| 1977 | Honda | Accord | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1977 | Honda | Civic | 1.2L | L4 | — | Relief Pressure 13 lbs |
| 1977 | Mazda | 808 | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1977 | Mazda | B1800 | 1.8L | L4 | — | Relief Pressure 13 lbs |
| 1977 | Mazda | Cosmo | — | — | — | Relief Pressure 13 lbs |
| 1977 | Mazda | GLC | 1.3L | L4 | — | Relief Pressure 13 lbs |
| 1977 | Mazda | Mizer | 1.3L | L4 | — | Relief Pressure 13 lbs |
| 1977 | Mazda | Rotary Pickup | — | — | — | Relief Pressure 13 lbs |
| 1977 | Mazda | RX-3 | — | — | — | Relief Pressure 13 lbs |
| 1977 | Mazda | RX-4 | — | — | — | Relief Pressure 13 lbs |
| 1977 | Mercedes-Benz | 230 | 2.3L | L4 | — | Relief Pressure 13 lbs |
| 1977 | Mercedes-Benz | 240D | 2.4L | L4 | — | Relief Pressure 13 lbs |
| 1977 | Mercedes-Benz | 280E | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1977 | Mercedes-Benz | 280SE | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1977 | Mercedes-Benz | 300D | 3.0L | L5 | — | Relief Pressure 13 lbs |
| 1977 | Mercedes-Benz | 450SEL | 4.5L | V8 | — | Relief Pressure 13 lbs |
| 1977 | Mercedes-Benz | 450SL | 4.5L | V8 | — | Relief Pressure 13 lbs |
| 1977 | Mercedes-Benz | 450SLC | 4.5L | V8 | — | Relief Pressure 13 lbs |
| 1977 | Mercury | Bobcat | 2.8L | V6 | — | Relief Pressure 13 lbs |
| 1977 | Mercury | Capri | 2.3L | L4 | — | Relief Pressure 13 lbs |
| 1977 | Mercury | Comet | 4.1L | L6 | — | Relief Pressure 13 lbs |
| 1977 | Nissan | 200SX | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1977 | Nissan | 280Z | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1977 | Nissan | 620 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1977 | Nissan | 710 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1977 | Nissan | 810 | 2.4L | L6 | — | Relief Pressure 13 lbs |
| 1977 | Nissan | B210 | 1.4L | L4 | — | Relief Pressure 13 lbs |
| 1977 | Nissan | F10 | 1.4L | L4 | — | Relief Pressure 13 lbs |
| 1977 | Plymouth | Arrow | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1977 | Plymouth | Colt | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1977 | Subaru | DL | 1.6L | H4 | — | Relief Pressure 13 lbs |
| 1977 | Subaru | GF | 1.6L | H4 | — | Relief Pressure 13 lbs |
| 1977 | Subaru | Standard | 1.6L | H4 | — | Relief Pressure 13 lbs |
| 1977 | Toyota | Celica | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1977 | Toyota | Corolla | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1977 | Toyota | Corona | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1977 | Toyota | Land Cruiser | 4.2L | L6 | — | Relief Pressure 13 lbs |
| 1977 | Toyota | Pickup | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1977 | Triumph | Spitfire | 1.5L | L4 | — | Relief Pressure 13 lbs |
| 1977 | Volkswagen | Dasher | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1976 | American Motors | Gremlin | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1976 | American Motors | Hornet | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1976 | American Motors | Matador | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1976 | American Motors | Pacer | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1976 | BMW | 2002 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1976 | Dodge | Colt | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1976 | Fiat | 124 | 1.8L | L4 | — | Relief Pressure 13 lbs |
| 1976 | Fiat | 128 | 1.3L | L4 | — | Relief Pressure 13 lbs |
| 1976 | Fiat | 131 | 1.8L | L4 | — | Relief Pressure 13 lbs |
| 1976 | Fiat | X-1/9 | 1.3L | L4 | — | Relief Pressure 13 lbs |
| 1976 | Ford | Bronco | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1976 | Ford | Courier | 1.8L | L4 | — | Relief Pressure 13 lbs |
| 1976 | Ford | E-100 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1976 | Ford | E-100 Econoline Club Wagon | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1976 | Ford | E-150 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1976 | Ford | E-150 Econoline Club Wagon | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1976 | Ford | E-250 Econoline | 7.5L | V8 | — | Relief Pressure 13 lbs |
| 1976 | Ford | E-250 Econoline Club Wagon | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1976 | Ford | E-350 Econoline | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1976 | Ford | F-100 | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1976 | Ford | F-150 | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1976 | Ford | F-250 | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1976 | Ford | F-350 | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1976 | Ford | F-500 | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1976 | Ford | Maverick | 4.1L | L6 | — | Relief Pressure 13 lbs |
| 1976 | Ford | Mustang II | 2.3L | L4 | — | Relief Pressure 13 lbs |
| 1976 | Ford | Pinto | 2.3L | L4 | — | Relief Pressure 13 lbs |
| 1976 | Honda | Accord | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1976 | Honda | Civic | 1.2L | L4 | — | Relief Pressure 13 lbs |
| 1976 | Mazda | 808 | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1976 | Mazda | B1600 | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1976 | Mazda | Cosmo | — | — | — | Relief Pressure 13 lbs |
| 1976 | Mazda | Mizer | 1.3L | L4 | — | Relief Pressure 13 lbs |
| 1976 | Mazda | RX-3 | — | — | — | Relief Pressure 13 lbs |
| 1976 | Mazda | RX-4 | — | — | — | Relief Pressure 13 lbs |
| 1976 | Mercedes-Benz | 230 | 2.3L | L4 | — | Relief Pressure 13 lbs |
| 1976 | Mercedes-Benz | 240D | 2.4L | L4 | — | Relief Pressure 13 lbs |
| 1976 | Mercedes-Benz | 280 | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1976 | Mercedes-Benz | 280C | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1976 | Mercedes-Benz | 280S | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1976 | Mercedes-Benz | 300D | 3.0L | L5 | — | Relief Pressure 13 lbs |
| 1976 | Mercedes-Benz | 450SE | 4.5L | V8 | — | Relief Pressure 13 lbs |
| 1976 | Mercedes-Benz | 450SEL | 4.5L | V8 | — | Relief Pressure 13 lbs |
| 1976 | Mercedes-Benz | 450SL | 4.5L | V8 | — | Relief Pressure 13 lbs |
| 1976 | Mercedes-Benz | 450SLC | 4.5L | V8 | — | Relief Pressure 13 lbs |
| 1976 | Mercury | Bobcat | 2.8L | V6 | — | Relief Pressure 13 lbs |
| 1976 | Mercury | Capri | 2.3L | L4 | — | Relief Pressure 13 lbs |
| 1976 | Mercury | Comet | 4.1L | L6 | — | Relief Pressure 13 lbs |
| 1976 | Nissan | 280Z | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1976 | Nissan | 610 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1976 | Nissan | 620 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1976 | Nissan | 710 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1976 | Nissan | B210 | 1.4L | L4 | — | Relief Pressure 13 lbs |
| 1976 | Nissan | F10 | 1.4L | L4 | — | Relief Pressure 13 lbs |
| 1976 | Plymouth | Arrow | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1976 | Plymouth | Colt | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1976 | Subaru | DL | 1.4L | H4 | — | Relief Pressure 13 lbs |
| 1976 | Subaru | GF | 1.4L | H4 | — | Relief Pressure 13 lbs |
| 1976 | Subaru | Standard | 1.4L | H4 | — | Relief Pressure 13 lbs |
| 1976 | Toyota | Celica | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1976 | Toyota | Corolla | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1976 | Toyota | Corona | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1976 | Toyota | Land Cruiser | 4.2L | L6 | — | Relief Pressure 13 lbs |
| 1976 | Toyota | Mark II | 2.6L | L6 | — | Relief Pressure 13 lbs |
| 1976 | Toyota | Pickup | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1976 | Triumph | Spitfire | 1.5L | L4 | — | Relief Pressure 13 lbs |
| 1976 | Triumph | TR6 | 2.5L | L6 | — | Relief Pressure 13 lbs |
| 1976 | Volkswagen | Dasher | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1975 | American Motors | Gremlin | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1975 | American Motors | Hornet | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1975 | American Motors | Matador | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1975 | American Motors | Pacer | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1975 | BMW | 2002 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1975 | Dodge | Colt | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1975 | Fiat | 124 | 1.8L | L4 | — | Relief Pressure 13 lbs |
| 1975 | Fiat | 128 | 1.3L | L4 | — | Relief Pressure 13 lbs |
| 1975 | Fiat | 131 | 1.8L | L4 | — | Relief Pressure 13 lbs |
| 1975 | Fiat | X-1/9 | 1.3L | L4 | — | Relief Pressure 13 lbs |
| 1975 | Ford | Bronco | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1975 | Ford | Courier | 1.8L | L4 | — | Relief Pressure 13 lbs |
| 1975 | Ford | Custom 500 | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1975 | Ford | E-100 Econoline | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1975 | Ford | E-100 Econoline Club Wagon | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1975 | Ford | E-150 Econoline | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1975 | Ford | E-150 Econoline Club Wagon | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1975 | Ford | E-250 Econoline | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1975 | Ford | E-250 Econoline Club Wagon | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1975 | Ford | E-350 Econoline | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1975 | Ford | Elite | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1975 | Ford | F-100 | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1975 | Ford | F-150 | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1975 | Ford | F-250 | 4.9L | L6 | — | Relief Pressure 13 lbs |
| 1975 | Ford | F-350 | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1975 | Ford | F-500 | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1975 | Ford | Gran Torino | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1975 | Ford | Granada | 4.1L | L6 | — | Relief Pressure 13 lbs |
| 1975 | Ford | LTD | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1975 | Ford | Maverick | 4.1L | L6 | — | Relief Pressure 13 lbs |
| 1975 | Ford | Mustang II | 2.3L | L4 | — | Relief Pressure 13 lbs |
| 1975 | Ford | Pinto | 2.3L | L4 | — | Relief Pressure 13 lbs |
| 1975 | Ford | Ranchero | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1975 | Ford | Thunderbird | 7.5L | V8 | — | Relief Pressure 13 lbs |
| 1975 | Ford | Torino | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1975 | Honda | Civic | 1.2L | L4 | — | Relief Pressure 13 lbs |
| 1975 | Mazda | 808 | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1975 | Mazda | B1600 | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1975 | Mazda | Rotary Pickup | — | — | — | Relief Pressure 13 lbs |
| 1975 | Mazda | RX-3 | — | — | — | Relief Pressure 13 lbs |
| 1975 | Mazda | RX-4 | — | — | — | Relief Pressure 13 lbs |
| 1975 | Mercedes-Benz | 230 | 2.3L | L4 | — | Relief Pressure 13 lbs |
| 1975 | Mercedes-Benz | 240D | 2.4L | L4 | — | Relief Pressure 13 lbs |
| 1975 | Mercedes-Benz | 280 | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1975 | Mercedes-Benz | 280C | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1975 | Mercedes-Benz | 280S | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1975 | Mercedes-Benz | 300D | 3.0L | L5 | — | Relief Pressure 13 lbs |
| 1975 | Mercedes-Benz | 450SE | 4.5L | V8 | — | Relief Pressure 13 lbs |
| 1975 | Mercedes-Benz | 450SEL | 4.5L | V8 | — | Relief Pressure 13 lbs |
| 1975 | Mercedes-Benz | 450SL | 4.5L | V8 | — | Relief Pressure 13 lbs |
| 1975 | Mercedes-Benz | 450SLC | 4.5L | V8 | — | Relief Pressure 13 lbs |
| 1975 | Mercury | Bobcat | 2.8L | V6 | — | Relief Pressure 13 lbs |
| 1975 | Mercury | Comet | 4.1L | L6 | — | Relief Pressure 13 lbs |
| 1975 | Mercury | Cougar | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1975 | Mercury | Grand Marquis | 7.5L | V8 | — | Relief Pressure 13 lbs |
| 1975 | Mercury | Marquis | 6.6L | V8 | — | Relief Pressure 13 lbs |
| 1975 | Mercury | Monarch | 4.1L | L6 | — | Relief Pressure 13 lbs |
| 1975 | Mercury | Montego | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1975 | Nissan | 260Z | 2.6L | L6 | — | Relief Pressure 13 lbs |
| 1975 | Nissan | 280Z | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1975 | Nissan | 610 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1975 | Nissan | 620 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1975 | Nissan | 710 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1975 | Nissan | B210 | 1.4L | L4 | — | Relief Pressure 13 lbs |
| 1975 | Subaru | DL | 1.4L | H4 | — | Relief Pressure 13 lbs |
| 1975 | Subaru | GF | 1.4L | H4 | — | Relief Pressure 13 lbs |
| 1975 | Subaru | GL | 1.4L | H4 | — | Relief Pressure 13 lbs |
| 1975 | Toyota | Celica | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1975 | Toyota | Corolla | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1975 | Toyota | Corona | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1975 | Toyota | Land Cruiser | 4.2L | L6 | — | Relief Pressure 13 lbs |
| 1975 | Toyota | Mark II | 2.6L | L6 | — | Relief Pressure 13 lbs |
| 1975 | Toyota | Pickup | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1975 | Triumph | Spitfire | 1.5L | L4 | — | Relief Pressure 13 lbs |
| 1975 | Triumph | TR6 | 2.5L | L6 | — | Relief Pressure 13 lbs |
| 1975 | Volkswagen | Dasher | 1.5L | L4 | — | Relief Pressure 13 lbs |
| 1974 | American Motors | Ambassador | 5.9L | V8 | — | Relief Pressure 13 lbs |
| 1974 | American Motors | Gremlin | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1974 | American Motors | Hornet | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1974 | American Motors | Javelin | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1974 | American Motors | Matador | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1974 | BMW | 2002 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1974 | BMW | 2002tii | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1974 | Dodge | Colt | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1974 | Fiat | 124 | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1974 | Fiat | 128 | 1.3L | L4 | — | Relief Pressure 13 lbs |
| 1974 | Fiat | X-1/9 | 1.3L | L4 | — | Relief Pressure 13 lbs |
| 1974 | Ford | Bronco | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1974 | Ford | Country Sedan | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1974 | Ford | Country Squire | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1974 | Ford | Courier | 1.8L | L4 | — | Relief Pressure 13 lbs |
| 1974 | Ford | Custom 500 | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1974 | Ford | E-100 Econoline | 3.9L | L6 | — | Relief Pressure 13 lbs |
| 1974 | Ford | E-200 Econoline | 3.9L | L6 | — | Relief Pressure 13 lbs |
| 1974 | Ford | E-300 Econoline | 3.9L | L6 | — | Relief Pressure 13 lbs |
| 1974 | Ford | F-100 | 3.9L | L6 | — | Relief Pressure 13 lbs |
| 1974 | Ford | F-250 | 3.9L | L6 | — | Relief Pressure 13 lbs |
| 1974 | Ford | F-350 | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1974 | Ford | Galaxie 500 | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1974 | Ford | Gran Torino | 4.1L | L6 | — | Relief Pressure 13 lbs |
| 1974 | Ford | LTD | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1974 | Ford | Maverick | 4.1L | L6 | — | Relief Pressure 13 lbs |
| 1974 | Ford | Mustang II | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1974 | Ford | Pinto | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1974 | Ford | Ranch Wagon | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1974 | Ford | Ranchero | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1974 | Ford | Thunderbird | 7.5L | V8 | — | Relief Pressure 13 lbs |
| 1974 | Ford | Torino | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1974 | Honda | Civic | 1.2L | L4 | — | Relief Pressure 13 lbs |
| 1974 | Mazda | 808 | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1974 | Mazda | B1600 | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1974 | Mazda | Rotary Pickup | — | — | — | Relief Pressure 13 lbs |
| 1974 | Mazda | RX-2 | — | — | — | Relief Pressure 13 lbs |
| 1974 | Mazda | RX-3 | — | — | — | Relief Pressure 13 lbs |
| 1974 | Mazda | RX-4 | — | — | — | Relief Pressure 13 lbs |
| 1974 | Mercedes-Benz | 230 | 2.3L | L4 | — | Relief Pressure 13 lbs |
| 1974 | Mercedes-Benz | 240D | 2.4L | L4 | — | Relief Pressure 13 lbs |
| 1974 | Mercedes-Benz | 280 | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1974 | Mercedes-Benz | 280C | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1974 | Mercedes-Benz | 450SE | 4.5L | V8 | — | Relief Pressure 13 lbs |
| 1974 | Mercedes-Benz | 450SEL | 4.5L | V8 | — | Relief Pressure 13 lbs |
| 1974 | Mercedes-Benz | 450SL | 4.5L | V8 | — | Relief Pressure 13 lbs |
| 1974 | Mercedes-Benz | 450SLC | 4.5L | V8 | — | Relief Pressure 13 lbs |
| 1974 | Mercury | Capri | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1974 | Mercury | Colony Park | 6.6L | V8 | — | Relief Pressure 13 lbs |
| 1974 | Mercury | Comet | 4.1L | L6 | — | Relief Pressure 13 lbs |
| 1974 | Mercury | Cougar | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1974 | Mercury | Marquis | 6.6L | V8 | — | Relief Pressure 13 lbs |
| 1974 | Mercury | Montego | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1974 | Mercury | Monterey | 6.6L | V8 | — | Relief Pressure 13 lbs |
| 1974 | Nissan | 260Z | 2.6L | L6 | — | Relief Pressure 13 lbs |
| 1974 | Nissan | 610 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1974 | Nissan | 620 Pickup | 1.8L | L4 | — | Relief Pressure 13 lbs |
| 1974 | Nissan | 710 | 1.8L | L4 | — | Relief Pressure 13 lbs |
| 1974 | Nissan | B210 | 1.3L | L4 | — | Relief Pressure 13 lbs |
| 1974 | Subaru | DL | 1.4L | H4 | — | Relief Pressure 13 lbs |
| 1974 | Subaru | GL | 1.4L | H4 | — | Relief Pressure 13 lbs |
| 1974 | Toyota | Celica | — | — | — | Relief Pressure 13 lbs |
| 1974 | Toyota | Corolla | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1974 | Toyota | Corona | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1974 | Toyota | Hi-Lux | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1974 | Toyota | Land Cruiser | 3.9L | L6 | — | Relief Pressure 13 lbs |
| 1974 | Toyota | Mark II | 2.6L | L6 | — | Relief Pressure 13 lbs |
| 1974 | Toyota | Pickup | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1974 | Triumph | Spitfire | 1.5L | L4 | — | Relief Pressure 13 lbs |
| 1974 | Triumph | TR6 | 2.5L | L6 | — | Relief Pressure 13 lbs |
| 1974 | Volkswagen | Dasher | 1.5L | L4 | — | Relief Pressure 13 lbs |
| 1974 | Volvo | 142 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1974 | Volvo | 144 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1974 | Volvo | 145 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1974 | Volvo | 164 | 3.0L | L6 | — | Relief Pressure 13 lbs |
| 1973 | American Motors | Ambassador | 5.9L | V8 | — | Relief Pressure 13 lbs |
| 1973 | American Motors | Gremlin | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1973 | American Motors | Hornet | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1973 | American Motors | Javelin | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1973 | American Motors | Matador | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1973 | BMW | 2002 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1973 | BMW | 2002tii | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1973 | Fiat | 124 | 1.4L | L4 | — | Relief Pressure 13 lbs |
| 1973 | Fiat | 128 | 1.1L | L4 | — | Relief Pressure 13 lbs |
| 1973 | Ford | Bronco | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1973 | Ford | Country Sedan | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1973 | Ford | Country Squire | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1973 | Ford | Courier | 1.8L | L4 | — | Relief Pressure 13 lbs |
| 1973 | Ford | Custom 500 | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1973 | Ford | E-100 Econoline | 3.9L | L6 | — | Relief Pressure 13 lbs |
| 1973 | Ford | E-200 Econoline | 3.9L | L6 | — | Relief Pressure 13 lbs |
| 1973 | Ford | E-300 Econoline | 3.9L | L6 | — | Relief Pressure 13 lbs |
| 1973 | Ford | F-100 | 3.9L | L6 | — | Relief Pressure 13 lbs |
| 1973 | Ford | F-250 | 3.9L | L6 | — | Relief Pressure 13 lbs |
| 1973 | Ford | F-350 | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1973 | Ford | Galaxie 500 | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1973 | Ford | Gran Torino | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1973 | Ford | LTD | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1973 | Ford | Maverick | 4.1L | L6 | — | Relief Pressure 13 lbs |
| 1973 | Ford | Mustang | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1973 | Ford | Pinto | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1973 | Ford | Ranch Wagon | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1973 | Ford | Ranchero | 4.1L | L6 | — | Relief Pressure 13 lbs |
| 1973 | Ford | Thunderbird | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1973 | Ford | Torino | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1973 | Honda | Civic | 1.2L | L4 | — | Relief Pressure 13 lbs |
| 1973 | Lincoln | Continental | 7.5L | V8 | — | Relief Pressure 13 lbs |
| 1973 | Lincoln | Mark IV | 7.5L | V8 | — | Relief Pressure 13 lbs |
| 1973 | Mazda | 808 | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1973 | Mazda | B1600 | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1973 | Mazda | RX-2 | — | — | — | Relief Pressure 13 lbs |
| 1973 | Mazda | RX-3 | — | — | — | Relief Pressure 13 lbs |
| 1973 | Mercedes-Benz | 220 | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1973 | Mercedes-Benz | 220D | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1973 | Mercedes-Benz | 280 | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1973 | Mercedes-Benz | 280C | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1973 | Mercedes-Benz | 280SE | 4.5L | V8 | — | Relief Pressure 13 lbs |
| 1973 | Mercedes-Benz | 280SEL | 4.5L | V8 | — | Relief Pressure 13 lbs |
| 1973 | Mercedes-Benz | 300SEL | 4.5L | V8 | — | Relief Pressure 13 lbs |
| 1973 | Mercedes-Benz | 350SL | 4.5L | V8 | — | Relief Pressure 13 lbs |
| 1973 | Mercedes-Benz | 450SE | 4.5L | V8 | — | Relief Pressure 13 lbs |
| 1973 | Mercedes-Benz | 450SEL | 4.5L | V8 | — | Relief Pressure 13 lbs |
| 1973 | Mercedes-Benz | 450SL | 4.5L | V8 | — | Relief Pressure 13 lbs |
| 1973 | Mercedes-Benz | 450SLC | 4.5L | V8 | — | Relief Pressure 13 lbs |
| 1973 | Mercury | Capri | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1973 | Mercury | Colony Park | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1973 | Mercury | Comet | 4.1L | L6 | — | Relief Pressure 13 lbs |
| 1973 | Mercury | Cougar | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1973 | Mercury | Marquis | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1973 | Mercury | Montego | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1973 | Mercury | Monterey | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1973 | Nissan | 1200 | 1.2L | L4 | — | Relief Pressure 13 lbs |
| 1973 | Nissan | 240Z | 2.4L | L6 | — | Relief Pressure 13 lbs |
| 1973 | Nissan | 510 | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1973 | Nissan | 610 | 1.8L | L4 | — | Relief Pressure 13 lbs |
| 1973 | Nissan | 620 Pickup | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1973 | Plymouth | Cricket | 1.5L | L4 | — | Relief Pressure 13 lbs |
| 1973 | Subaru | Deluxe | 1.4L | H4 | — | Relief Pressure 13 lbs |
| 1973 | Subaru | DL | 1.4L | H4 | — | Relief Pressure 13 lbs |
| 1973 | Subaru | GL | 1.4L | H4 | — | Relief Pressure 13 lbs |
| 1973 | Toyota | Carina | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1973 | Toyota | Celica | — | — | — | Relief Pressure 13 lbs |
| 1973 | Toyota | Corolla | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1973 | Toyota | Corona | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1973 | Toyota | Hi-Lux | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1973 | Toyota | Land Cruiser | 3.9L | L6 | — | Relief Pressure 13 lbs |
| 1973 | Toyota | Mark II | 2.6L | L6 | — | Relief Pressure 13 lbs |
| 1973 | Toyota | Pickup | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1973 | Triumph | GT6 | 2.0L | L6 | — | Relief Pressure 13 lbs |
| 1973 | Triumph | Spitfire | 1.5L | L4 | — | Relief Pressure 13 lbs |
| 1973 | Triumph | Stag | 3.0L | V8 | — | Relief Pressure 13 lbs |
| 1973 | Triumph | TR6 | 2.5L | L6 | — | Relief Pressure 13 lbs |
| 1973 | Volvo | 142 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1973 | Volvo | 144 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1973 | Volvo | 145 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1973 | Volvo | 164 | 3.0L | L6 | — | Relief Pressure 13 lbs |
| 1973 | Volvo | 1800 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1972 | American Motors | Ambassador | 5.9L | V8 | — | Relief Pressure 13 lbs |
| 1972 | American Motors | Gremlin | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1972 | American Motors | Hornet | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1972 | American Motors | Javelin | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1972 | American Motors | Matador | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1972 | BMW | 2000 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1972 | BMW | 2000tii | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1972 | BMW | 2002 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1972 | BMW | 2002tii | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1972 | Fiat | 128 | 1.1L | L4 | — | Relief Pressure 13 lbs |
| 1972 | Ford | Bronco | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1972 | Ford | Country Sedan | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1972 | Ford | Country Squire | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1972 | Ford | Courier | 1.8L | L4 | — | Relief Pressure 13 lbs |
| 1972 | Ford | Custom | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1972 | Ford | Custom 500 | 3.9L | L6 | — | Relief Pressure 13 lbs |
| 1972 | Ford | E-100 Econoline | 3.9L | L6 | — | Relief Pressure 13 lbs |
| 1972 | Ford | E-200 Econoline | 3.9L | L6 | — | Relief Pressure 13 lbs |
| 1972 | Ford | E-300 Econoline | 3.9L | L6 | — | Relief Pressure 13 lbs |
| 1972 | Ford | F-100 | 4.7L | V8 | — | Relief Pressure 13 lbs |
| 1972 | Ford | F-250 | 3.9L | L6 | — | Relief Pressure 13 lbs |
| 1972 | Ford | F-350 | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1972 | Ford | Galaxie 500 | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1972 | Ford | Gran Torino | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1972 | Ford | LTD | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1972 | Ford | Maverick | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1972 | Ford | Mustang | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1972 | Ford | Pinto | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1972 | Ford | Ranch Wagon | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1972 | Ford | Ranchero | 4.1L | L6 | — | Relief Pressure 13 lbs |
| 1972 | Ford | Thunderbird | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1972 | Ford | Torino | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1972 | GMC | C15/C1500 Pickup | 5.7L | V8 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1972 | GMC | C25/C2500 Pickup | 6.6L | V8 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1972 | GMC | C35/C3500 Pickup | 6.6L | V8 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1972 | GMC | G15/G1500 Van | 5.0L | V8 | — | Relief Pressure 13 lbs; without Air Conditioning |
| 1972 | GMC | G25/G2500 Van | 5.0L | V8 | — | Relief Pressure 13 lbs; without Air Conditioning |
| 1972 | Lincoln | Continental | 7.5L | V8 | — | Relief Pressure 13 lbs |
| 1972 | Lincoln | Mark IV | 7.5L | V8 | — | Relief Pressure 13 lbs |
| 1972 | Mazda | 808 | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1972 | Mazda | B1600 | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1972 | Mazda | RX-2 | — | — | — | Relief Pressure 13 lbs |
| 1972 | Mazda | RX-3 | — | — | — | Relief Pressure 13 lbs |
| 1972 | Mercedes-Benz | 220 | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1972 | Mercedes-Benz | 220D | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1972 | Mercedes-Benz | 250 | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1972 | Mercedes-Benz | 250C | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1972 | Mercedes-Benz | 280SE | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1972 | Mercedes-Benz | 280SEL | 4.5L | V8 | — | Relief Pressure 13 lbs |
| 1972 | Mercedes-Benz | 300SEL | 4.5L | V8 | — | Relief Pressure 13 lbs |
| 1972 | Mercedes-Benz | 350SL | 4.5L | V8 | — | Relief Pressure 13 lbs |
| 1972 | Mercedes-Benz | 600 | 6.3L | V8 | — | Relief Pressure 13 lbs |
| 1972 | Mercury | Capri | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1972 | Mercury | Colony Park | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1972 | Mercury | Comet | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1972 | Mercury | Cougar | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1972 | Mercury | Marquis | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1972 | Mercury | Montego | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1972 | Mercury | Monterey | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1972 | Nissan | 1200 | 1.2L | L4 | — | Relief Pressure 13 lbs |
| 1972 | Nissan | 240Z | 2.4L | L6 | — | Relief Pressure 13 lbs |
| 1972 | Nissan | 510 | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1972 | Nissan | 521 Pickup | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1972 | Nissan | 620 Pickup | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1972 | Plymouth | Cricket | 1.5L | L4 | — | Relief Pressure 13 lbs |
| 1972 | Subaru | Deluxe | 1.3L | H4 | — | Relief Pressure 13 lbs |
| 1972 | Subaru | GL | 1.3L | H4 | — | Relief Pressure 13 lbs |
| 1972 | Subaru | Star | 1.3L | H4 | — | Relief Pressure 13 lbs |
| 1972 | Toyota | Carina | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1972 | Toyota | Celica | — | — | — | Relief Pressure 13 lbs |
| 1972 | Toyota | Corolla | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1972 | Toyota | Corona | 2.3L | L6 | — | Relief Pressure 13 lbs |
| 1972 | Toyota | Crown | 2.6L | L6 | — | Relief Pressure 13 lbs |
| 1972 | Toyota | Hi-Lux | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1972 | Toyota | Land Cruiser | 3.9L | L6 | — | Relief Pressure 13 lbs |
| 1972 | Toyota | Mark II | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1972 | Toyota | Pickup | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1972 | Triumph | GT6 | 2.0L | L6 | — | Relief Pressure 13 lbs |
| 1972 | Triumph | Spitfire | 1.3L | L4 | — | Relief Pressure 13 lbs |
| 1972 | Triumph | Stag | 3.0L | V8 | — | Relief Pressure 13 lbs |
| 1972 | Triumph | TR6 | 2.5L | L6 | — | Relief Pressure 13 lbs |
| 1972 | Volvo | 142 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1972 | Volvo | 144 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1972 | Volvo | 145 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1972 | Volvo | 164 | 3.0L | L6 | — | Relief Pressure 13 lbs |
| 1971 | American Motors | Ambassador | 5.9L | V8 | — | Relief Pressure 13 lbs |
| 1971 | American Motors | Gremlin | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1971 | American Motors | Hornet | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1971 | American Motors | Javelin | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1971 | American Motors | Matador | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1971 | BMW | 1600 | — | — | — | Relief Pressure 13 lbs |
| 1971 | BMW | 1600-2 | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1971 | BMW | 1602 | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1971 | BMW | 1800 | 1.8L | L4 | — | Relief Pressure 13 lbs |
| 1971 | BMW | 1802 | 1.8L | L4 | — | Relief Pressure 13 lbs |
| 1971 | BMW | 2000 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1971 | BMW | 2000ti | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1971 | BMW | 2000tii | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1971 | BMW | 2002 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1971 | BMW | 2002ti | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1971 | BMW | 2002tii | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1971 | Ford | Bronco | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1971 | Ford | Country Sedan | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1971 | Ford | Country Squire | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1971 | Ford | Custom | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1971 | Ford | Custom 500 | 3.9L | L6 | — | Relief Pressure 13 lbs |
| 1971 | Ford | E-100 Econoline | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1971 | Ford | E-200 Econoline | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1971 | Ford | E-300 Econoline | 3.9L | L6 | — | Relief Pressure 13 lbs |
| 1971 | Ford | F-100 | 4.7L | V8 | — | Relief Pressure 13 lbs |
| 1971 | Ford | F-250 | 3.9L | L6 | — | Relief Pressure 13 lbs |
| 1971 | Ford | F-350 | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1971 | Ford | Galaxie 500 | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1971 | Ford | LTD | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1971 | Ford | Maverick | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1971 | Ford | Mustang | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1971 | Ford | Pinto | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1971 | Ford | Ranch Wagon | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1971 | Ford | Ranchero | 4.1L | L6 | — | Relief Pressure 13 lbs |
| 1971 | Ford | Thunderbird | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1971 | Ford | Torino | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1971 | GMC | C15/C1500 Pickup | 4.8L | L6 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1971 | GMC | C25/C2500 Pickup | 4.8L | L6 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1971 | GMC | C35/C3500 Pickup | 4.8L | L6 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1971 | Jeep | CJ5 | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1971 | Jeep | CJ6 | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1971 | Jeep | DJ5 | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1971 | Jeep | J-100 | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1971 | Jeep | J-2500 | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1971 | Jeep | Jeepster | 3.7L | V6 | — | Relief Pressure 13 lbs |
| 1971 | Jeep | Wagoneer | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1971 | Lincoln | Continental | 7.5L | V8 | — | Relief Pressure 13 lbs |
| 1971 | Lincoln | Mark III | 7.5L | V8 | — | Relief Pressure 13 lbs |
| 1971 | Mercedes-Benz | 220 | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1971 | Mercedes-Benz | 220D | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1971 | Mercedes-Benz | 250 | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1971 | Mercedes-Benz | 250C | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1971 | Mercedes-Benz | 280S | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1971 | Mercedes-Benz | 280SE | 3.5L | V8 | — | Relief Pressure 13 lbs |
| 1971 | Mercedes-Benz | 280SEL | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1971 | Mercedes-Benz | 280SL | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1971 | Mercedes-Benz | 300SEL | 6.3L | V8 | — | Relief Pressure 13 lbs |
| 1971 | Mercedes-Benz | 600 | 6.3L | V8 | — | Relief Pressure 13 lbs |
| 1971 | Mercury | Capri | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1971 | Mercury | Colony Park | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1971 | Mercury | Comet | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1971 | Mercury | Cougar | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1971 | Mercury | Cyclone | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1971 | Mercury | Marquis | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1971 | Mercury | Montego | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1971 | Mercury | Monterey | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1971 | Nissan | 1200 | 1.2L | L4 | — | Relief Pressure 13 lbs |
| 1971 | Nissan | 240Z | 2.4L | L6 | — | Relief Pressure 13 lbs |
| 1971 | Nissan | 510 | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1971 | Nissan | 521 Pickup | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1971 | Subaru | Star | 1.1L | H4 | — | Relief Pressure 13 lbs |
| 1971 | Toyota | Celica | 1.9L | L4 | — | Relief Pressure 13 lbs |
| 1971 | Toyota | Corolla | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1971 | Toyota | Corona | 1.9L | L4 | — | Relief Pressure 13 lbs |
| 1971 | Toyota | Crown | 2.3L | L6 | — | Relief Pressure 13 lbs |
| 1971 | Toyota | Hi-Lux | 1.9L | L4 | — | Relief Pressure 13 lbs |
| 1971 | Toyota | Land Cruiser | 3.9L | L6 | — | Relief Pressure 13 lbs |
| 1971 | Toyota | Pickup | 1.9L | L4 | — | Relief Pressure 13 lbs |
| 1971 | Triumph | GT6 | 2.0L | L6 | — | Relief Pressure 13 lbs |
| 1971 | Triumph | Spitfire | 1.3L | L4 | — | Relief Pressure 13 lbs |
| 1971 | Triumph | Stag | 3.0L | V8 | — | Relief Pressure 13 lbs |
| 1971 | Triumph | TR6 | 2.5L | L6 | — | Relief Pressure 13 lbs |
| 1971 | Volvo | 142 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1971 | Volvo | 144 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1971 | Volvo | 145 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1971 | Volvo | 164 | 3.0L | L6 | — | Relief Pressure 13 lbs |
| 1970 | American Motors | Ambassador | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1970 | American Motors | AMX | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1970 | American Motors | Gremlin | 3.3L | L6 | — | Relief Pressure 13 lbs |
| 1970 | American Motors | Hornet | 3.3L | L6 | — | Relief Pressure 13 lbs |
| 1970 | American Motors | Javelin | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1970 | American Motors | Rebel | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1970 | BMW | 1600 | — | — | — | Relief Pressure 13 lbs |
| 1970 | BMW | 1800 | 1.8L | L4 | — | Relief Pressure 13 lbs |
| 1970 | BMW | 2000 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1970 | BMW | 2000ti | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1970 | BMW | 2000tii | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1970 | BMW | 2002 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1970 | BMW | 2002ti | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1970 | BMW | 2500 | 2.5L | L6 | — | Relief Pressure 13 lbs |
| 1970 | BMW | 2800 | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1970 | BMW | 2800CS | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1970 | Chevrolet | Blazer | 5.0L | V8 | — | Relief Pressure 13 lbs; without Air Conditioning |
| 1970 | Chevrolet | C10 Pickup | 4.1L | L6 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1970 | Chevrolet | C10 Suburban | 4.1L | L6 | — | Relief Pressure 13 lbs; without Air Conditioning |
| 1970 | Chevrolet | C20 Pickup | 4.1L | L6 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1970 | Chevrolet | C20 Suburban | 4.1L | L6 | — | Relief Pressure 13 lbs; without Air Conditioning |
| 1970 | Chevrolet | C30 Pickup | 4.1L | L6 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1970 | Chevrolet | Corvette | 5.7L | V8 | — | Relief Pressure 13 lbs |
| 1970 | Chevrolet | K10 Pickup | 4.8L | L6 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1970 | Chevrolet | K10 Suburban | 4.8L | L6 | — | Relief Pressure 13 lbs; without Air Conditioning |
| 1970 | Chevrolet | K20 Pickup | 4.1L | L6 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1970 | Chevrolet | K20 Suburban | 4.1L | L6 | — | Relief Pressure 13 lbs; without Air Conditioning |
| 1970 | Chevrolet | K30 Pickup | 4.1L | L6 | — | Relief Pressure 13 lbs; without Air Conditioning |
| 1970 | Dodge | A100 | 5.2L | V8 | — | Relief Pressure 13 lbs |
| 1970 | Dodge | A100 Truck | 3.7L | L6 | — | Relief Pressure 13 lbs |
| 1970 | Dodge | A108 Van | 3.7L | L6 | — | Relief Pressure 13 lbs |
| 1970 | Dodge | D100 Pickup | 3.7L | L6 | — | Relief Pressure 13 lbs |
| 1970 | Dodge | D200 Pickup | 3.7L | L6 | — | Relief Pressure 13 lbs |
| 1970 | Dodge | D300 Pickup | 3.7L | L6 | — | Relief Pressure 13 lbs |
| 1970 | Dodge | W100 Pickup | 3.7L | L6 | — | Relief Pressure 13 lbs |
| 1970 | Dodge | W200 Pickup | 3.7L | L6 | — | Relief Pressure 13 lbs |
| 1970 | Dodge | W300 Pickup | 3.7L | L6 | — | Relief Pressure 13 lbs |
| 1970 | Fargo | A100 Van | 3.7L | L6 | — | Relief Pressure 13 lbs |
| 1970 | Fargo | A108 Van | 3.7L | L6 | — | Relief Pressure 13 lbs |
| 1970 | Fargo | D100 Pickup | 3.7L | L6 | — | Relief Pressure 13 lbs |
| 1970 | Fargo | D110 Pickup | 3.7L | L6 | — | Relief Pressure 13 lbs |
| 1970 | Fargo | D200 Pickup | 3.7L | L6 | — | Relief Pressure 13 lbs |
| 1970 | Fargo | D210 Pickup | 3.7L | L6 | — | Relief Pressure 13 lbs |
| 1970 | Fargo | W100 Pickup | 3.7L | L6 | — | Relief Pressure 13 lbs |
| 1970 | Fargo | W110 Pickup | 3.7L | L6 | — | Relief Pressure 13 lbs |
| 1970 | Fargo | W200 Pickup | 3.7L | L6 | — | Relief Pressure 13 lbs |
| 1970 | Ford | Bronco | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1970 | Ford | Cortina | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1970 | Ford | Country Sedan | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1970 | Ford | Country Squire | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1970 | Ford | Custom | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1970 | Ford | Custom 500 | 3.9L | L6 | — | Relief Pressure 13 lbs |
| 1970 | Ford | E-100 Econoline | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1970 | Ford | E-200 Econoline | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1970 | Ford | E-300 Econoline | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1970 | Ford | F-100 | 4.7L | V8 | — | Relief Pressure 13 lbs |
| 1970 | Ford | F-250 | 3.9L | L6 | — | Relief Pressure 13 lbs |
| 1970 | Ford | F-350 | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1970 | Ford | Fairlane | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1970 | Ford | Falcon | 3.3L | L6 | — | Relief Pressure 13 lbs |
| 1970 | Ford | Galaxie 500 | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1970 | Ford | LTD | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1970 | Ford | Maverick | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1970 | Ford | Mustang | 3.3L | L6 | — | Relief Pressure 13 lbs |
| 1970 | Ford | P-350 | 3.9L | L6 | — | Relief Pressure 13 lbs |
| 1970 | Ford | Ranch Wagon | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1970 | Ford | Ranchero | 4.1L | L6 | — | Relief Pressure 13 lbs |
| 1970 | Ford | Thunderbird | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1970 | Ford | Torino | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1970 | GMC | C15/C1500 Pickup | 4.8L | L6 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1970 | GMC | C15/C1500 Suburban | 4.1L | L6 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1970 | GMC | C25/C2500 Pickup | 4.8L | L6 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1970 | GMC | C25/C2500 Suburban | 4.1L | L6 | — | Relief Pressure 13 lbs; without Air Conditioning |
| 1970 | GMC | C35/C3500 Pickup | 4.8L | L6 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1970 | GMC | Jimmy | 4.1L | L6 | — | Relief Pressure 13 lbs; without Air Conditioning |
| 1970 | GMC | K15/K1500 Pickup | 4.8L | L6 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1970 | GMC | K15/K1500 Suburban | 4.1L | L6 | — | Relief Pressure 13 lbs; without Air Conditioning |
| 1970 | GMC | K25/K2500 Pickup | 5.0L | V8 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1970 | GMC | K25/K2500 Suburban | 4.1L | L6 | — | Relief Pressure 13 lbs; without Air Conditioning |
| 1970 | GMC | K35/K3500 Pickup | 4.8L | L6 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1970 | Jeep | CJ5 | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1970 | Jeep | CJ6 | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1970 | Jeep | DJ5 | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1970 | Jeep | J-100 | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1970 | Jeep | J-2500 | 5.3L | V8 | — | Relief Pressure 13 lbs |
| 1970 | Jeep | J-2600 | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1970 | Jeep | J-2700 | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1970 | Jeep | J-3500 | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1970 | Jeep | J-3600 | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1970 | Jeep | J-3700 | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1970 | Jeep | J-3800 | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1970 | Jeep | J-4500 | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1970 | Jeep | J-4600 | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1970 | Jeep | J-4700 | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1970 | Jeep | J-4800 | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1970 | Jeep | Jeepster | 3.7L | V6 | — | Relief Pressure 13 lbs |
| 1970 | Jeep | Wagoneer | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1970 | Lincoln | Continental | 7.5L | V8 | — | Relief Pressure 13 lbs |
| 1970 | Lincoln | Mark III | 7.5L | V8 | — | Relief Pressure 13 lbs |
| 1970 | Mercedes-Benz | 220 | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1970 | Mercedes-Benz | 220D | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1970 | Mercedes-Benz | 300SEL | 6.3L | V8 | — | Relief Pressure 13 lbs |
| 1970 | Mercedes-Benz | 600 | 6.3L | V8 | — | Relief Pressure 13 lbs |
| 1970 | Mercury | Capri | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1970 | Mercury | Colony Park | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1970 | Mercury | Cougar | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1970 | Mercury | Cyclone | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1970 | Mercury | Marauder | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1970 | Mercury | Marquis | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1970 | Mercury | Montego | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1970 | Mercury | Monterey | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1970 | Nissan | 240Z | 2.4L | L6 | — | Relief Pressure 13 lbs |
| 1970 | Nissan | 510 | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1970 | Nissan | 521 Pickup | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1970 | Subaru | Star | 1.1L | H4 | — | Relief Pressure 13 lbs |
| 1970 | Toyota | Corolla | 1.2L | L4 | — | Relief Pressure 13 lbs |
| 1970 | Toyota | Corona | 1.9L | L4 | — | Relief Pressure 13 lbs |
| 1970 | Toyota | Crown | 2.3L | L6 | — | Relief Pressure 13 lbs |
| 1970 | Toyota | Hi-Lux | 1.9L | L4 | — | Relief Pressure 13 lbs |
| 1970 | Toyota | Land Cruiser | 3.9L | L6 | — | Relief Pressure 13 lbs |
| 1970 | Toyota | Pickup | 1.9L | L4 | — | Relief Pressure 13 lbs |
| 1970 | Volvo | 142 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1970 | Volvo | 144 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1970 | Volvo | 145 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1970 | Volvo | 164 | 3.0L | L6 | — | Relief Pressure 13 lbs |
| 1970 | Volvo | 1800 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1969 | American Motors | Ambassador | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1969 | American Motors | AMX | 4.8L | V8 | — | Relief Pressure 13 lbs |
| 1969 | American Motors | Javelin | 4.7L | V8 | — | Relief Pressure 13 lbs |
| 1969 | American Motors | Rambler | — | — | — | Relief Pressure 13 lbs |
| 1969 | American Motors | Rebel | 5.6L | V8 | — | Relief Pressure 13 lbs |
| 1969 | BMW | 1600 | — | — | — | Relief Pressure 13 lbs |
| 1969 | BMW | 1800 | 1.8L | L4 | — | Relief Pressure 13 lbs |
| 1969 | BMW | 2000 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1969 | BMW | 2000c | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1969 | BMW | 2000cs | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1969 | BMW | 2000ti | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1969 | BMW | 2000tii | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1969 | BMW | 2002 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1969 | BMW | 2002ti | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1969 | BMW | 2500 | 2.5L | L6 | — | Relief Pressure 13 lbs |
| 1969 | BMW | 2800 | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1969 | BMW | 2800CS | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1969 | Chevrolet | Blazer | 4.1L | L6 | — | Relief Pressure 13 lbs; without Air Conditioning |
| 1969 | Chevrolet | C10 Pickup | 4.8L | L6 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1969 | Chevrolet | C10 Suburban | 4.8L | L6 | — | Relief Pressure 13 lbs; without Air Conditioning |
| 1969 | Chevrolet | C20 Pickup | 4.8L | L6 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1969 | Chevrolet | C20 Suburban | 4.8L | L6 | — | Relief Pressure 13 lbs; without Air Conditioning |
| 1969 | Chevrolet | C30 Pickup | 4.8L | L6 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1969 | Chevrolet | Corvette | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1969 | Chevrolet | K10 Pickup | 4.8L | L6 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1969 | Chevrolet | K10 Suburban | 4.1L | L6 | — | Relief Pressure 13 lbs; without Air Conditioning |
| 1969 | Chevrolet | K20 Pickup | 4.8L | L6 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1969 | Chevrolet | K20 Suburban | 4.8L | L6 | — | Relief Pressure 13 lbs; without Air Conditioning |
| 1969 | Dodge | A100 Truck | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1969 | Dodge | A108 Van | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1969 | Dodge | D100 Pickup | 3.7L | L6 | — | Relief Pressure 13 lbs |
| 1969 | Dodge | D200 Pickup | 3.7L | L6 | — | Relief Pressure 13 lbs |
| 1969 | Dodge | D300 Pickup | 3.7L | L6 | — | Relief Pressure 13 lbs |
| 1969 | Dodge | W100 Pickup | 3.7L | L6 | — | Relief Pressure 13 lbs |
| 1969 | Dodge | W200 Pickup | 3.7L | L6 | — | Relief Pressure 13 lbs |
| 1969 | Dodge | W300 Pickup | 3.7L | L6 | — | Relief Pressure 13 lbs |
| 1969 | Fargo | A100 Van | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1969 | Fargo | A108 Van | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1969 | Fargo | D100 Pickup | 3.7L | L6 | — | Relief Pressure 13 lbs |
| 1969 | Fargo | D110 Pickup | 3.7L | L6 | — | Relief Pressure 13 lbs |
| 1969 | Fargo | D200 Pickup | 3.7L | L6 | — | Relief Pressure 13 lbs |
| 1969 | Fargo | D210 Pickup | 3.7L | L6 | — | Relief Pressure 13 lbs |
| 1969 | Fargo | W100 Pickup | 3.7L | L6 | — | Relief Pressure 13 lbs |
| 1969 | Fargo | W110 Pickup | 3.7L | L6 | — | Relief Pressure 13 lbs |
| 1969 | Fargo | W200 Pickup | 3.7L | L6 | — | Relief Pressure 13 lbs |
| 1969 | Ford | Bronco | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1969 | Ford | Cortina | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1969 | Ford | Country Sedan | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1969 | Ford | Country Squire | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1969 | Ford | Custom | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1969 | Ford | Custom 500 | 3.9L | L6 | — | Relief Pressure 13 lbs |
| 1969 | Ford | E-100 Econoline | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1969 | Ford | E-200 Econoline | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1969 | Ford | E-300 Econoline | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1969 | Ford | F-100 | 4.7L | V8 | — | Relief Pressure 13 lbs |
| 1969 | Ford | F-250 | 3.9L | L6 | — | Relief Pressure 13 lbs |
| 1969 | Ford | F-350 | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1969 | Ford | Fairlane | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1969 | Ford | Falcon | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1969 | Ford | Galaxie 500 | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1969 | Ford | LTD | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1969 | Ford | Mustang | 3.3L | L6 | — | Relief Pressure 13 lbs |
| 1969 | Ford | P-350 | 3.9L | L6 | — | Relief Pressure 13 lbs |
| 1969 | Ford | Ranch Wagon | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1969 | Ford | Ranchero | — | — | — | Relief Pressure 13 lbs |
| 1969 | Ford | Thunderbird | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1969 | Ford | Torino | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1969 | GMC | C15/C1500 Pickup | 5.0L | V6 | — | Relief Pressure 13 lbs |
| 1969 | GMC | C15/C1500 Suburban | 4.8L | L6 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1969 | GMC | C25/C2500 Pickup | 5.0L | V6 | — | Relief Pressure 13 lbs |
| 1969 | GMC | C25/C2500 Suburban | 4.8L | L6 | — | Relief Pressure 13 lbs; without Air Conditioning |
| 1969 | GMC | C35/C3500 Pickup | 4.8L | L6 | — | Relief Pressure 13 lbs |
| 1969 | GMC | K15/K1500 Pickup | 5.0L | V6 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1969 | GMC | K15/K1500 Suburban | 5.0L | V6 | — | Relief Pressure 13 lbs; without Air Conditioning |
| 1969 | GMC | K25/K2500 Pickup | 5.0L | V6 | — | Relief Pressure 13 lbs |
| 1969 | GMC | K25/K2500 Suburban | 4.8L | L6 | — | Relief Pressure 13 lbs; without Air Conditioning |
| 1969 | GMC | K35/K3500 Pickup | 4.8L | L6 | — | Relief Pressure 13 lbs |
| 1969 | Jeep | CJ5 | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1969 | Jeep | CJ6 | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1969 | Jeep | DJ5 | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1969 | Jeep | J-100 | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1969 | Jeep | J-2500 | 5.3L | V8 | — | Relief Pressure 13 lbs |
| 1969 | Jeep | J-2600 | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1969 | Jeep | J-2700 | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1969 | Jeep | J-3500 | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1969 | Jeep | J-3600 | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1969 | Jeep | J-3700 | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1969 | Jeep | J-3800 | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1969 | Jeep | Jeepster | 3.7L | V6 | — | Relief Pressure 13 lbs |
| 1969 | Jeep | Wagoneer | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1969 | Lincoln | Continental | 7.5L | V8 | — | Relief Pressure 13 lbs |
| 1969 | Lincoln | Mark III | 7.5L | V8 | — | Relief Pressure 13 lbs |
| 1969 | Mercedes-Benz | 220 | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1969 | Mercedes-Benz | 220D | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1969 | Mercedes-Benz | 230 | 2.3L | L6 | — | Relief Pressure 13 lbs |
| 1969 | Mercedes-Benz | 600 | 6.3L | V8 | — | Relief Pressure 13 lbs |
| 1969 | Mercury | Colony Park | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1969 | Mercury | Comet | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1969 | Mercury | Cougar | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1969 | Mercury | Cyclone | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1969 | Mercury | Marauder | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1969 | Mercury | Marquis | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1969 | Mercury | Montego | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1969 | Mercury | Monterey | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1969 | Nissan | 1600 | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1969 | Nissan | 2000 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1969 | Nissan | 510 | 1.6L | L4 | — | Relief Pressure 13 lbs |
| 1969 | Nissan | 521 Pickup | 1.3L | L4 | — | Relief Pressure 13 lbs |
| 1969 | Toyota | Corolla | 1.1L | L4 | — | Relief Pressure 13 lbs |
| 1969 | Toyota | Corona | 1.9L | L4 | — | Relief Pressure 13 lbs |
| 1969 | Toyota | Crown | 2.3L | L6 | — | Relief Pressure 13 lbs |
| 1969 | Toyota | Hi-Lux | 1.9L | L4 | — | Relief Pressure 13 lbs |
| 1969 | Toyota | Land Cruiser | 3.9L | L6 | — | Relief Pressure 13 lbs |
| 1969 | Toyota | Pickup | 1.9L | L4 | — | Relief Pressure 13 lbs |
| 1969 | Volvo | 142 | — | — | — | Relief Pressure 13 lbs |
| 1969 | Volvo | 144 | — | — | — | Relief Pressure 13 lbs |
| 1969 | Volvo | 145 | — | — | — | Relief Pressure 13 lbs |
| 1969 | Volvo | 164 | 3.0L | L6 | — | Relief Pressure 13 lbs |
| 1968 | American Motors | Ambassador | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1968 | American Motors | American | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1968 | American Motors | AMX | 4.8L | V8 | — | Relief Pressure 13 lbs |
| 1968 | American Motors | Javelin | 4.7L | V8 | — | Relief Pressure 13 lbs |
| 1968 | American Motors | Rebel | 4.7L | V8 | — | Relief Pressure 13 lbs |
| 1968 | BMW | 2500 | 2.5L | L6 | — | Relief Pressure 13 lbs |
| 1968 | Chevrolet | C10 Pickup | 5.3L | V8 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1968 | Chevrolet | C10 Suburban | 5.3L | V8 | — | Relief Pressure 13 lbs; without Air Conditioning |
| 1968 | Chevrolet | C20 Pickup | 5.3L | V8 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1968 | Chevrolet | C20 Suburban | 5.3L | V8 | — | Relief Pressure 13 lbs; without Air Conditioning |
| 1968 | Chevrolet | C30 Pickup | 5.3L | V8 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1968 | Chevrolet | Corvette | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1968 | Chevrolet | El Camino | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1968 | Chevrolet | K10 Pickup | 5.3L | V8 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1968 | Chevrolet | K10 Suburban | 5.3L | V8 | — | Relief Pressure 13 lbs; without Air Conditioning |
| 1968 | Chevrolet | K20 Pickup | 5.3L | V8 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1968 | Chevrolet | K20 Suburban | 5.3L | V8 | — | Relief Pressure 13 lbs; without Air Conditioning |
| 1968 | Dodge | A100 Truck | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1968 | Dodge | A108 Van | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1968 | Dodge | Wm300 Pickup | 4.1L | L6 | — | Relief Pressure 13 lbs |
| 1968 | Fargo | A100 Van | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1968 | Fargo | A108 Van | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1968 | Ford | Bronco | 4.7L | V8 | — | Relief Pressure 13 lbs |
| 1968 | Ford | Country Sedan | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1968 | Ford | Country Squire | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1968 | Ford | Custom | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1968 | Ford | Custom 500 | 3.9L | L6 | — | Relief Pressure 13 lbs |
| 1968 | Ford | F-100 | 4.7L | V8 | — | Relief Pressure 13 lbs |
| 1968 | Ford | F-250 | 3.9L | L6 | — | Relief Pressure 13 lbs |
| 1968 | Ford | F-350 | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1968 | Ford | Fairlane | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1968 | Ford | Falcon | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1968 | Ford | Galaxie 500 | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1968 | Ford | LTD | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1968 | Ford | Mustang | 4.7L | V8 | — | Relief Pressure 13 lbs |
| 1968 | Ford | P-350 | 3.9L | L6 | — | Relief Pressure 13 lbs |
| 1968 | Ford | Ranch Wagon | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1968 | Ford | Thunderbird | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1968 | Ford | Torino | 3.3L | L6 | — | Relief Pressure 13 lbs |
| 1968 | GMC | C15/C1500 Pickup | 5.0L | V6 | — | Relief Pressure 13 lbs |
| 1968 | GMC | C15/C1500 Suburban | 5.3L | V8 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1968 | GMC | C25/C2500 Pickup | 5.0L | V6 | — | Relief Pressure 13 lbs |
| 1968 | GMC | C25/C2500 Suburban | 5.3L | V8 | — | Relief Pressure 13 lbs; without Air Conditioning |
| 1968 | GMC | C35/C3500 Pickup | 5.3L | V8 | — | Relief Pressure 13 lbs |
| 1968 | GMC | K15/K1500 Pickup | 5.3L | V8 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1968 | GMC | K15/K1500 Suburban | 4.8L | L6 | — | Relief Pressure 13 lbs; without Air Conditioning |
| 1968 | GMC | K25/K2500 Pickup | 5.4L | V8 | — | Relief Pressure 13 lbs |
| 1968 | GMC | K25/K2500 Suburban | 5.3L | V8 | — | Relief Pressure 13 lbs; without Air Conditioning |
| 1968 | GMC | K35/K3500 Pickup | 5.4L | V8 | — | Relief Pressure 13 lbs |
| 1968 | Jeep | CJ5 | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1968 | Jeep | CJ5A | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1968 | Jeep | CJ6 | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1968 | Jeep | CJ6A | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1968 | Jeep | DJ5 | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1968 | Jeep | DJ6 | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1968 | Jeep | J-100 | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1968 | Jeep | J-2500 | 5.3L | V8 | — | Relief Pressure 13 lbs |
| 1968 | Jeep | J-2600 | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1968 | Jeep | J-2700 | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1968 | Jeep | J-2800 | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1968 | Jeep | J-3500 | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1968 | Jeep | J-3600 | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1968 | Jeep | J-3700 | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1968 | Jeep | J-3800 | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1968 | Jeep | Jeepster | 3.7L | V6 | — | Relief Pressure 13 lbs |
| 1968 | Jeep | Wagoneer | 5.3L | V8 | — | Relief Pressure 13 lbs |
| 1968 | Lincoln | Continental | 7.6L | V8 | — | Relief Pressure 13 lbs |
| 1968 | Lincoln | Mark III | 7.6L | V8 | — | Relief Pressure 13 lbs |
| 1968 | Mercedes-Benz | 200 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1968 | Mercedes-Benz | 200D | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1968 | Mercedes-Benz | 220 | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1968 | Mercedes-Benz | 220D | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1968 | Mercedes-Benz | 230 | 2.3L | L6 | — | Relief Pressure 13 lbs |
| 1968 | Mercedes-Benz | 250 | 2.5L | L6 | — | Relief Pressure 13 lbs |
| 1968 | Mercedes-Benz | 280S | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1968 | Mercedes-Benz | 280SE | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1968 | Mercedes-Benz | 280SEL | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1968 | Mercedes-Benz | 280SL | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1968 | Mercedes-Benz | 300SEL | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1968 | Mercedes-Benz | 600 | 6.3L | V8 | — | Relief Pressure 13 lbs |
| 1968 | Mercury | Colony Park | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1968 | Mercury | Comet | 3.3L | L6 | — | Relief Pressure 13 lbs |
| 1968 | Mercury | Commuter | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1968 | Mercury | Cougar | 4.7L | V8 | — | Relief Pressure 13 lbs |
| 1968 | Mercury | Cyclone | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1968 | Mercury | Marquis | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1968 | Mercury | Montclair | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1968 | Mercury | Montego | 3.3L | L6 | — | Relief Pressure 13 lbs |
| 1968 | Mercury | Monterey | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1968 | Mercury | Park Lane | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1968 | Nissan | 2000 | 2.0L | L4 | — | Relief Pressure 13 lbs |
| 1968 | Nissan | 520 Pickup | 1.3L | L4 | — | Relief Pressure 13 lbs |
| 1967 | American Motors | Ambassador | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1967 | American Motors | American | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1967 | American Motors | Marlin | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1967 | American Motors | Rebel | 4.7L | V8 | — | Relief Pressure 13 lbs |
| 1967 | Chevrolet | C10 Panel | 4.1L | L6 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1967 | Chevrolet | C10 Pickup | 4.6L | V8 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1967 | Chevrolet | C10 Suburban | 4.6L | V8 | — | Relief Pressure 13 lbs; without Air Conditioning |
| 1967 | Chevrolet | C20 Panel | 4.1L | L6 | — | Relief Pressure 13 lbs; without Air Conditioning |
| 1967 | Chevrolet | C20 Pickup | 4.6L | V8 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1967 | Chevrolet | C20 Suburban | 4.6L | V8 | — | Relief Pressure 13 lbs; without Air Conditioning |
| 1967 | Chevrolet | C30 Pickup | 4.6L | V8 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1967 | Chevrolet | Corvette | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1967 | Chevrolet | El Camino | 4.6L | V8 | — | Relief Pressure 13 lbs |
| 1967 | Chevrolet | K10 Pickup | 4.6L | V8 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1967 | Chevrolet | K10 Suburban | 4.8L | L6 | — | Relief Pressure 13 lbs; without Air Conditioning |
| 1967 | Chevrolet | K20 Panel | 4.1L | L6 | — | Relief Pressure 13 lbs; without Air Conditioning |
| 1967 | Chevrolet | K20 Pickup | 4.6L | V8 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1967 | Chevrolet | K20 Suburban | 4.6L | V8 | — | Relief Pressure 13 lbs; without Air Conditioning |
| 1967 | Dodge | Wm300 Pickup | 4.1L | L6 | — | Relief Pressure 13 lbs |
| 1967 | Ford | Bronco | 4.7L | V8 | — | Relief Pressure 13 lbs |
| 1967 | Ford | Club Wagon | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1967 | Ford | Country Sedan | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1967 | Ford | Country Squire | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1967 | Ford | Custom | 4.7L | V8 | — | Relief Pressure 13 lbs |
| 1967 | Ford | Custom 500 | 4.7L | V8 | — | Relief Pressure 13 lbs |
| 1967 | Ford | Econoline | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1967 | Ford | F-100 | 4.7L | V8 | — | Relief Pressure 13 lbs |
| 1967 | Ford | F-250 | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1967 | Ford | F-350 | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1967 | Ford | Fairlane | 3.3L | L6 | — | Relief Pressure 13 lbs |
| 1967 | Ford | Falcon | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1967 | Ford | Galaxie | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1967 | Ford | Galaxie 500 | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1967 | Ford | LTD | 4.7L | V8 | — | Relief Pressure 13 lbs |
| 1967 | Ford | Mustang | 4.7L | V8 | — | Relief Pressure 13 lbs |
| 1967 | Ford | P-100 | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1967 | Ford | Ranch Wagon | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1967 | Ford | Thunderbird | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1967 | GMC | C15/C1500 Pickup | 4.1L | L6 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1967 | GMC | C15/C1500 Suburban | 5.0L | V6 | — | Relief Pressure 13 lbs |
| 1967 | GMC | C25/C2500 Pickup | 4.1L | L6 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1967 | GMC | C25/C2500 Suburban | 4.6L | V8 | — | Relief Pressure 13 lbs; without Air Conditioning |
| 1967 | GMC | C35/C3500 Pickup | 4.6L | V8 | — | Relief Pressure 13 lbs |
| 1967 | GMC | K15/K1500 Pickup | 4.1L | L6 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1967 | GMC | K15/K1500 Suburban | 4.6L | V8 | — | Relief Pressure 13 lbs; without Air Conditioning |
| 1967 | GMC | K25/K2500 Pickup | 4.1L | L6 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1967 | GMC | K25/K2500 Suburban | 5.3L | V8 | — | Relief Pressure 13 lbs; without Air Conditioning |
| 1967 | Jeep | CJ5 | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1967 | Jeep | CJ5A | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1967 | Jeep | CJ6 | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1967 | Jeep | CJ6A | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1967 | Jeep | Commando | 3.7L | V6 | — | Relief Pressure 13 lbs |
| 1967 | Jeep | Dispatcher | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1967 | Jeep | DJ5 | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1967 | Jeep | DJ6 | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1967 | Jeep | Gladiator | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1967 | Jeep | J-100 | — | — | — | Relief Pressure 13 lbs |
| 1967 | Jeep | J-2500 | — | — | — | Relief Pressure 13 lbs |
| 1967 | Jeep | J-2600 | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1967 | Jeep | J-2700 | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1967 | Jeep | J-2800 | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1967 | Jeep | J-3500 | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1967 | Jeep | J-3600 | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1967 | Jeep | J-3700 | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1967 | Jeep | J-3800 | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1967 | Jeep | Jeepster | 3.7L | V6 | — | Relief Pressure 13 lbs |
| 1967 | Jeep | Wagoneer | 5.3L | V8 | — | Relief Pressure 13 lbs |
| 1967 | Lincoln | Continental | 7.6L | V8 | — | Relief Pressure 13 lbs |
| 1967 | Mercury | Brougham | 6.7L | V8 | — | Relief Pressure 13 lbs |
| 1967 | Mercury | Caliente | 3.3L | L6 | — | Relief Pressure 13 lbs |
| 1967 | Mercury | Capri | 3.3L | L6 | — | Relief Pressure 13 lbs |
| 1967 | Mercury | Colony Park | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1967 | Mercury | Comet | 4.7L | V8 | — | Relief Pressure 13 lbs |
| 1967 | Mercury | Commuter | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1967 | Mercury | Cougar | 4.7L | V8 | — | Relief Pressure 13 lbs |
| 1967 | Mercury | Cyclone | 4.7L | V8 | — | Relief Pressure 13 lbs |
| 1967 | Mercury | Marquis | 6.7L | V8 | — | Relief Pressure 13 lbs |
| 1967 | Mercury | Montclair | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1967 | Mercury | Monterey | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1967 | Mercury | Park Lane | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1967 | Mercury | Villager | 3.3L | L6 | — | Relief Pressure 13 lbs |
| 1967 | Mercury | Voyager | 3.3L | L6 | — | Relief Pressure 13 lbs |
| 1966 | American Motors | Ambassador | 5.3L | V8 | — | Relief Pressure 13 lbs |
| 1966 | American Motors | American | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1966 | American Motors | Classic | 4.7L | V8 | — | Relief Pressure 13 lbs |
| 1966 | American Motors | Marlin | 5.3L | V8 | — | Relief Pressure 13 lbs |
| 1966 | American Motors | Rebel | 4.7L | V8 | — | Relief Pressure 13 lbs |
| 1966 | Chevrolet | C10 Panel | 4.1L | L6 | — | Relief Pressure 13 lbs |
| 1966 | Chevrolet | C10 Pickup | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1966 | Chevrolet | C20 Pickup | 4.8L | L6 | — | Relief Pressure 13 lbs |
| 1966 | Chevrolet | C30 Panel | 4.1L | L6 | — | Relief Pressure 13 lbs |
| 1966 | Chevrolet | C30 Pickup | 4.8L | L6 | — | Relief Pressure 13 lbs |
| 1966 | Chevrolet | Corvette | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1966 | Chevrolet | El Camino | 3.2L | L6 | — | Relief Pressure 13 lbs |
| 1966 | Chevrolet | K10 Pickup | 4.6L | V8 | — | Relief Pressure 13 lbs |
| 1966 | Chevrolet | K20 Pickup | 4.6L | V8 | — | Relief Pressure 13 lbs |
| 1966 | Chevrolet | Suburban | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1966 | Dodge | Charger | 5.2L | V8 | — | Relief Pressure 13 lbs |
| 1966 | Dodge | Coronet | 3.7L | L6 | — | Relief Pressure 13 lbs; without Air Conditioning |
| 1966 | Dodge | Dart | 3.7L | L6 | — | Relief Pressure 13 lbs |
| 1966 | Dodge | Monaco | 6.3L | V8 | — | Relief Pressure 13 lbs; without Air Conditioning |
| 1966 | Dodge | Polara | 6.3L | V8 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1966 | Ford | Bronco | 4.7L | V8 | — | Relief Pressure 13 lbs |
| 1966 | Ford | Club Wagon | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1966 | Ford | Country Sedan | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1966 | Ford | Country Squire | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1966 | Ford | Custom | 4.7L | V8 | — | Relief Pressure 13 lbs |
| 1966 | Ford | Custom 500 | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1966 | Ford | Econoline | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1966 | Ford | F-100 | 4.7L | V8 | — | Relief Pressure 13 lbs |
| 1966 | Ford | F-250 | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1966 | Ford | F-350 | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1966 | Ford | Fairlane | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1966 | Ford | Falcon | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1966 | Ford | Galaxie | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1966 | Ford | Galaxie 500 | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1966 | Ford | LTD | 3.9L | L6 | — | Relief Pressure 13 lbs |
| 1966 | Ford | Mustang | 4.7L | V8 | — | Relief Pressure 13 lbs |
| 1966 | Ford | P-100 | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1966 | Ford | Ranch Wagon | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1966 | Ford | Thunderbird | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1966 | GMC | 1000 | 4.1L | L6 | — | Relief Pressure 13 lbs |
| 1966 | GMC | 1500 | 4.1L | L6 | — | Relief Pressure 13 lbs |
| 1966 | GMC | 2500 | 4.1L | L6 | — | Relief Pressure 13 lbs |
| 1966 | GMC | I1000 | 4.1L | L6 | — | Relief Pressure 13 lbs |
| 1966 | GMC | I1500 | 4.1L | L6 | — | Relief Pressure 13 lbs |
| 1966 | GMC | I2500 | 4.1L | L6 | — | Relief Pressure 13 lbs |
| 1966 | GMC | I3500 | 4.1L | L6 | — | Relief Pressure 13 lbs |
| 1966 | GMC | K1000 | 5.0L | V6 | — | Relief Pressure 13 lbs |
| 1966 | GMC | K1000 Pickup | 5.0L | V6 | — | Relief Pressure 13 lbs |
| 1966 | GMC | K15/K1500 Pickup | 5.0L | V6 | — | Relief Pressure 13 lbs |
| 1966 | GMC | Suburban | 5.0L | V6 | — | Relief Pressure 13 lbs |
| 1966 | Jeep | CJ3 | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1966 | Jeep | CJ5 | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1966 | Jeep | CJ5A | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1966 | Jeep | CJ6 | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1966 | Jeep | CJ6A | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1966 | Jeep | Commando | 3.7L | V6 | — | Relief Pressure 13 lbs |
| 1966 | Jeep | Dispatcher | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1966 | Jeep | DJ3 | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1966 | Jeep | DJ5 | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1966 | Jeep | DJ6 | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1966 | Jeep | FC150 | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1966 | Jeep | FC170 | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1966 | Jeep | FC170HD | 3.7L | L6 | — | Relief Pressure 13 lbs |
| 1966 | Jeep | Gladiator | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1966 | Jeep | J-100 | — | — | — | Relief Pressure 13 lbs |
| 1966 | Jeep | J-2500 | — | — | — | Relief Pressure 13 lbs |
| 1966 | Jeep | J-2600 | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1966 | Jeep | J-2700 | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1966 | Jeep | J-2800 | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1966 | Jeep | J-3500 | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1966 | Jeep | J-3600 | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1966 | Jeep | J-3700 | 5.3L | V8 | — | Relief Pressure 13 lbs |
| 1966 | Jeep | J-3800 | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1966 | Jeep | Jeepster | 3.7L | V6 | — | Relief Pressure 13 lbs |
| 1966 | Jeep | Wagoneer | 5.3L | V8 | — | Relief Pressure 13 lbs |
| 1966 | Lincoln | Continental | 7.6L | V8 | — | Relief Pressure 13 lbs |
| 1966 | Mercury | Caliente | 3.3L | L6 | — | Relief Pressure 13 lbs |
| 1966 | Mercury | Capri | 3.3L | L6 | — | Relief Pressure 13 lbs |
| 1966 | Mercury | Colony Park | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1966 | Mercury | Comet | 4.7L | V8 | — | Relief Pressure 13 lbs |
| 1966 | Mercury | Commuter | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1966 | Mercury | Cyclone | 4.7L | V8 | — | Relief Pressure 13 lbs |
| 1966 | Mercury | Marauder | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1966 | Mercury | Montclair | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1966 | Mercury | Monterey | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1966 | Mercury | Park Lane | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1966 | Mercury | Villager | 3.3L | L6 | — | Relief Pressure 13 lbs |
| 1966 | Mercury | Voyager | 3.3L | L6 | — | Relief Pressure 13 lbs |
| 1966 | Plymouth | Barracuda | 3.7L | L6 | — | Relief Pressure 13 lbs |
| 1966 | Plymouth | Belvedere | 5.2L | V8 | — | Relief Pressure 13 lbs |
| 1966 | Plymouth | Belvedere II | 3.7L | L6 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1966 | Plymouth | Fury | 6.3L | V8 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1966 | Plymouth | Fury II | 3.7L | L6 | — | Relief Pressure 13 lbs |
| 1966 | Plymouth | Fury III | 3.7L | L6 | — | Relief Pressure 13 lbs |
| 1966 | Plymouth | Satellite | 5.2L | V8 | — | Relief Pressure 13 lbs |
| 1966 | Plymouth | Valiant | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1965 | American Motors | Ambassador | 5.3L | V8 | — | Relief Pressure 13 lbs |
| 1965 | American Motors | American | 3.2L | L6 | — | Relief Pressure 13 lbs |
| 1965 | American Motors | Classic | 3.2L | L6 | — | Relief Pressure 13 lbs |
| 1965 | American Motors | Marlin | 5.3L | V8 | — | Relief Pressure 13 lbs |
| 1965 | Chevrolet | C10 Panel | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1965 | Chevrolet | C10 Pickup | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1965 | Chevrolet | C20 Pickup | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1965 | Chevrolet | C30 Panel | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1965 | Chevrolet | C30 Pickup | 4.8L | L6 | — | Relief Pressure 13 lbs |
| 1965 | Chevrolet | El Camino | 3.2L | L6 | — | Relief Pressure 13 lbs |
| 1965 | Chevrolet | K10 Pickup | 4.6L | V8 | — | Relief Pressure 13 lbs |
| 1965 | Chevrolet | K20 Pickup | 4.6L | V8 | — | Relief Pressure 13 lbs |
| 1965 | Chevrolet | Suburban | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1965 | Dodge | 880 | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1965 | Dodge | Coronet | 3.7L | L6 | — | Relief Pressure 13 lbs; without Air Conditioning |
| 1965 | Dodge | Dart | 3.7L | L6 | — | Relief Pressure 13 lbs |
| 1965 | Dodge | Monaco | 6.7L | V8 | — | Relief Pressure 13 lbs; without Air Conditioning |
| 1965 | Dodge | Polara | 6.3L | V8 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1965 | Ford | Club Wagon | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1965 | Ford | Country Sedan | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1965 | Ford | Country Squire | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1965 | Ford | Custom | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1965 | Ford | Custom 500 | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1965 | Ford | Econoline | 2.4L | L6 | — | Relief Pressure 13 lbs |
| 1965 | Ford | F-100 | 4.7L | V8 | — | Relief Pressure 13 lbs |
| 1965 | Ford | F-350 | 5.0L | V8 | — | Relief Pressure 13 lbs |
| 1965 | Ford | Fairlane | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1965 | Ford | Falcon | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1965 | Ford | Falcon Sedan Delivery | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1965 | Ford | Galaxie | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1965 | Ford | Galaxie 500 | 5.8L | V8 | — | Relief Pressure 13 lbs |
| 1965 | Ford | LTD | 3.9L | L6 | — | Relief Pressure 13 lbs |
| 1965 | Ford | Mustang | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1965 | Ford | P-100 | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1965 | Ford | Ranch Wagon | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1965 | Ford | Station Bus | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1965 | Ford | Thunderbird | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1965 | GMC | 1000 Series | 5.0L | V6 | — | Relief Pressure 13 lbs |
| 1965 | GMC | 1500 Series | 5.0L | V6 | — | Relief Pressure 13 lbs |
| 1965 | GMC | 2500 Series | 5.0L | V6 | — | Relief Pressure 13 lbs |
| 1965 | GMC | I1000 | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1965 | GMC | I1500 | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1965 | GMC | I2500 | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1965 | GMC | Suburban | 5.0L | V6 | — | Relief Pressure 13 lbs |
| 1965 | Jeep | 6-230 | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1965 | Jeep | CJ3 | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1965 | Jeep | CJ5 | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1965 | Jeep | CJ6 | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1965 | Jeep | Dispatcher | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1965 | Jeep | DJ3 | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1965 | Jeep | DJ5 | 3.2L | L4 | — | Relief Pressure 13 lbs |
| 1965 | Jeep | DJ6 | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1965 | Jeep | F-134 | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1965 | Jeep | FC150 | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1965 | Jeep | FC170 | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1965 | Jeep | FC170HD | 3.7L | L6 | — | Relief Pressure 13 lbs |
| 1965 | Jeep | FJ3A | 2.2L | L4 | — | Relief Pressure 13 lbs |
| 1965 | Jeep | Gladiator | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1965 | Jeep | J-100 | — | — | — | Relief Pressure 13 lbs |
| 1965 | Jeep | J-2500 | — | — | — | Relief Pressure 13 lbs |
| 1965 | Jeep | J-2600 | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1965 | Jeep | J-2700 | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1965 | Jeep | J-2800 | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1965 | Jeep | J-3500 | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1965 | Jeep | J-3600 | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1965 | Jeep | J-3700 | 5.3L | V8 | — | Relief Pressure 13 lbs |
| 1965 | Jeep | J-3800 | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1965 | Jeep | Truck | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1965 | Jeep | Wagoneer | 5.3L | V8 | — | Relief Pressure 13 lbs |
| 1965 | Lincoln | Continental | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1965 | Mercury | Caliente | 3.3L | L6 | — | Relief Pressure 13 lbs |
| 1965 | Mercury | Colony Park | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1965 | Mercury | Comet | 4.7L | V8 | — | Relief Pressure 13 lbs |
| 1965 | Mercury | Commuter | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1965 | Mercury | Cyclone | 4.7L | V8 | — | Relief Pressure 13 lbs |
| 1965 | Mercury | Marauder | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1965 | Mercury | Montclair | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1965 | Mercury | Monterey | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1965 | Mercury | Park Lane | 6.4L | V8 | — | Relief Pressure 13 lbs |
| 1965 | Mercury | Villager | 3.3L | L6 | — | Relief Pressure 13 lbs |
| 1965 | Plymouth | Barracuda | 3.7L | L6 | — | Relief Pressure 13 lbs |
| 1965 | Plymouth | Belvedere | 5.2L | V8 | — | Relief Pressure 13 lbs |
| 1965 | Plymouth | Belvedere II | 3.7L | L6 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1965 | Plymouth | Fury | 6.3L | V8 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1965 | Plymouth | Fury II | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1965 | Plymouth | Fury III | 7.0L | V8 | — | Relief Pressure 13 lbs |
| 1965 | Plymouth | Satellite | 5.2L | V8 | — | Relief Pressure 13 lbs |
| 1965 | Plymouth | Valiant | 2.8L | L6 | — | Relief Pressure 13 lbs |
| 1964 | American Motors | Ambassador | 5.3L | V8 | — | Relief Pressure 13 lbs |
| 1964 | American Motors | American | 3.2L | L6 | — | Relief Pressure 13 lbs |
| 1964 | American Motors | Classic | 3.2L | L6 | — | Relief Pressure 13 lbs |
| 1964 | Chevrolet | Bel Air | 4.6L | V8 | — | Relief Pressure 13 lbs |
| 1964 | Chevrolet | Biscayne | 4.6L | V8 | — | Relief Pressure 13 lbs |
| 1964 | Chevrolet | C10 Panel | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1964 | Chevrolet | C10 Pickup | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1964 | Chevrolet | C20 Pickup | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1964 | Chevrolet | C30 Panel | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1964 | Chevrolet | C30 Pickup | 4.8L | L6 | — | Relief Pressure 13 lbs |
| 1964 | Chevrolet | Chevelle | 3.2L | L6 | — | Relief Pressure 13 lbs |
| 1964 | Chevrolet | Chevy II | 2.5L | L4 | — | Relief Pressure 13 lbs |
| 1964 | Chevrolet | Corvette | 5.3L | V8 | — | Relief Pressure 13 lbs |
| 1964 | Chevrolet | El Camino | 3.2L | L6 | — | Relief Pressure 13 lbs |
| 1964 | Chevrolet | Impala | 4.6L | V8 | — | Relief Pressure 13 lbs |
| 1964 | Chevrolet | K10 Pickup | 4.6L | V8 | — | Relief Pressure 13 lbs |
| 1964 | Chevrolet | K20 Pickup | 4.6L | V8 | — | Relief Pressure 13 lbs |
| 1964 | Chevrolet | Suburban | 3.8L | L6 | — | Relief Pressure 13 lbs |
| 1964 | Dodge | Dart | 3.7L | L6 | — | Relief Pressure 13 lbs |
| 1964 | Dodge | Polara | 6.3L | V8 | — | Relief Pressure 13 lbs without Air Conditioning |
| 1964 | Fiat | 600D | 0.8L | L4 | — | Relief Pressure 13 lbs |
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