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Motorad 7268-170 Engine Coolant Thermostat
Reliable Engine Coolant Thermostat for Infiniti, Nissan, Mercury
The Motorad Fail-Safe 7268-170 engine coolant thermostat is designed to maintain optimal engine temperature for select Infiniti, Nissan, and Mercury vehicles. Engineered to open at 170 degrees Fahrenheit, this thermostat ensures efficient coolant flow and engine performance.
- Sealing flange outside diameter: 2.52 inches
- Bypass diameter: 0.98 inches
- Bypass length: 1.88 inches
- Flange thickness: 0.068 inches
- Temperature rating: 170°F
- No gasket or seal included
- No jiggle pin weep hole
- No installation tool included
Detailed Features of Motorad Fail-Safe 7268-170 Thermostat
This Motorad Fail-Safe engine coolant thermostat (part number 7268-170) is built to precise specifications, including a sealing flange outside diameter of 2.52 inches and a bypass diameter of 0.98 inches. The bypass length measures 1.88 inches, allowing controlled coolant circulation during engine warm-up. The flange thickness of 0.068 inches ensures a secure fit within the thermostat housing. Designed to open at 170 degrees Fahrenheit, it helps maintain consistent engine temperature for reliable operation.
Fail-Safe Product Line Overview
The Fail-Safe line from Motorad focuses on dependable engine cooling components that meet OEM standards. This product line emphasizes durability and precise temperature control, which is critical for preventing engine overheating or inefficient cooling. The 7268-170 thermostat is part of this line, offering a reliable solution for maintaining proper coolant flow in compatible vehicles.
Compatible Vehicles and Common Applications
- Infiniti models: 200SX, 300ZX, J30, M30, Q45, QX4
- Nissan models: D21, Frontier, Maxima, Pathfinder, Pickup, Quest, Xterra
- Mercury model: Villager
- Helps regulate engine temperature to prevent overheating
- Addresses coolant flow issues during engine warm-up
- Prevents engine damage caused by thermostat failure
- Supports efficient heater operation in cold conditions
Installation Notes and Tips
When installing the Motorad Fail-Safe 7268-170 thermostat, ensure the sealing flange fits securely within the housing to prevent leaks. Note that this thermostat does not include a gasket or seal, so a compatible gasket must be sourced separately. No installation tool is provided, so use appropriate tools to avoid damage. Verify the thermostat orientation matches OEM specifications for proper coolant flow.
Quality Assurance and Warranty
Motorad's Fail-Safe thermostats are manufactured to meet industry standards for durability and performance. While specific warranty details are not provided, Motorad products typically undergo rigorous quality control to ensure reliable operation in compatible Infiniti, Nissan, and Mercury vehicles.
| Brand | Motorad |
| Part Number | 7268-170 |
| Position | Fail-Safe |
| Bypass Diameter | 0.98 in |
| Bypass Length | 1.88 in |
| Flange Thickness | 0.068 in |
| Gasket Or Seal Included | No |
| Installation Tool Included | No |
| Jiggle Pin Weep Hole | No |
| Sealing Flange Outside Diameter | 2.52 |
| Temperature | 170 Deg. F |
| Temperature (Degree) | 170 |
This part fits 97 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2004 | Nissan | Frontier | 3.3L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 2004 | Nissan | Xterra | 3.3L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; Alternate Temperature Option; Fail-Safe |
| 2003 | Nissan | Frontier | 3.3L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 2003 | Nissan | Xterra | 3.3L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; Alternate Temperature Option; Fail-Safe |
| 2002 | Mercury | Villager | 3.3L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; Alternate Temperature Option; Fail-Safe |
| 2002 | Nissan | Frontier | 3.3L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 2002 | Nissan | Quest | 3.3L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 2002 | Nissan | Xterra | 3.3L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; Alternate Temperature Option; Fail-Safe |
| 2001 | INFINITI | Q45 | 4.1L | V8 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; Alternate Temperature Option; Fail-Safe |
| 2001 | Mercury | Villager | 3.3L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; Alternate Temperature Option; Fail-Safe |
| 2001 | Nissan | Frontier | 3.3L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 2001 | Nissan | Quest | 3.3L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 2001 | Nissan | Xterra | 3.3L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 2000 | INFINITI | Q45 | 4.1L | V8 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; Alternate Temperature Option; Fail-Safe |
| 2000 | INFINITI | QX4 | 3.3L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; Alternate Temperature Option; Fail-Safe |
| 2000 | Mercury | Villager | 3.3L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; Alternate Temperature Option; Fail-Safe |
| 2000 | Nissan | Frontier | 3.3L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 2000 | Nissan | Pathfinder | 3.3L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 2000 | Nissan | Quest | 3.3L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 2000 | Nissan | Xterra | 3.3L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1999 | INFINITI | Q45 | 4.1L | V8 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; Alternate Temperature Option; Fail-Safe |
| 1999 | INFINITI | QX4 | 3.3L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1999 | Mercury | Villager | 3.3L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; Alternate Temperature Option; Fail-Safe |
| 1999 | Nissan | Frontier | 3.3L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1999 | Nissan | Pathfinder | 3.3L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1999 | Nissan | Quest | 3.3L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1998 | INFINITI | Q45 | 4.1L | V8 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; Alternate Temperature Option; Fail-Safe |
| 1998 | INFINITI | QX4 | 3.3L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1998 | Mercury | Villager | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; Alternate Temperature Option; Fail-Safe |
| 1998 | Nissan | Pathfinder | 3.3L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1998 | Nissan | Quest | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1997 | INFINITI | J30 | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1997 | INFINITI | Q45 | 4.1L | V8 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; Alternate Temperature Option; Fail-Safe |
| 1997 | INFINITI | QX4 | 3.3L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1997 | Mercury | Villager | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; Alternate Temperature Option; Fail-Safe |
| 1997 | Nissan | Pathfinder | 3.3L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1997 | Nissan | Quest | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1996 | INFINITI | J30 | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1996 | Mercury | Villager | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; Alternate Temperature Option; Fail-Safe |
| 1996 | Nissan | 300ZX | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1996 | Nissan | Pathfinder | 3.3L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1996 | Nissan | Quest | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1995 | INFINITI | J30 | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1995 | Mercury | Villager | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; Alternate Temperature Option; Fail-Safe |
| 1995 | Nissan | 300ZX | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1995 | Nissan | Pathfinder | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1995 | Nissan | Pickup | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1995 | Nissan | Quest | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1994 | INFINITI | J30 | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1994 | Mercury | Villager | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; Alternate Temperature Option; Fail-Safe |
| 1994 | Nissan | 300ZX | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1994 | Nissan | D21 | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1994 | Nissan | Maxima | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1994 | Nissan | Pathfinder | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1994 | Nissan | Quest | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1993 | INFINITI | J30 | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1993 | Mercury | Villager | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; Alternate Temperature Option; Fail-Safe |
| 1993 | Nissan | 300ZX | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1993 | Nissan | D21 | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1993 | Nissan | Maxima | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1993 | Nissan | Pathfinder | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1993 | Nissan | Quest | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1992 | INFINITI | M30 | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1992 | Nissan | 300ZX | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1992 | Nissan | D21 | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1992 | Nissan | Maxima | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1992 | Nissan | Pathfinder | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1991 | INFINITI | M30 | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1991 | Nissan | 300ZX | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1991 | Nissan | D21 | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1991 | Nissan | Maxima | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1991 | Nissan | Pathfinder | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1990 | INFINITI | M30 | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1990 | Nissan | 300ZX | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1990 | Nissan | D21 | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1990 | Nissan | Maxima | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1990 | Nissan | Pathfinder | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1989 | Nissan | 300ZX | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1989 | Nissan | D21 | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1989 | Nissan | Maxima | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1989 | Nissan | Pathfinder | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1988 | Nissan | 200SX | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1988 | Nissan | 300ZX | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1988 | Nissan | D21 | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1988 | Nissan | Maxima | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1988 | Nissan | Pathfinder | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1987 | Nissan | 200SX | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1987 | Nissan | 300ZX | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1987 | Nissan | D21 | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1987 | Nissan | Maxima | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1987 | Nissan | Pathfinder | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1986 | Nissan | 300ZX | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; Alternate Temperature Option; Fail-Safe |
| 1986 | Nissan | D21 | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1986 | Nissan | Maxima | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1985 | Nissan | 300ZX | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; Alternate Temperature Option; Fail-Safe |
| 1985 | Nissan | Maxima | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; OE Specified Temperature; Fail-Safe |
| 1984 | Nissan | 300ZX | 3.0L | V6 | N/A | "The patented Fail-Safe (R) thermostat is the only thermostat on the market designed to lock in the open position, allowing coolant to continue to flow in the event of overheating."; Temperature 170F; Use Silicone Sealant; Alternate Temperature Option; Fail-Safe |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.