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Dorman 565-018 Engine Intake Manifold Expansion Plug
| Brand | Dorman 565-018 |
|---|---|
| Material | Brass |
| Maximum Diameter | 1.018 |
| Minimum Diameter | 1.007 |
| Attachment Type | Cup type |
| Package Contents | Expansion plug |
| Fits | Ford and Mercury · 62 vehicles |
OE-style replacement. Matches the fit and function of the original part.
Brass construction. Built from quality material for reliable performance.
Cup type design. An expansion plug made for intake manifold service.
Cross-references EPC-16-B for the same application. See all 1.
Dorman 565-018 Engine Intake Manifold Expansion Plug
Dorman 565-018 is an engine intake manifold expansion plug built to match the fit and function of the original part on specified vehicles. This brass, cup-type plug is sized for a precise seal in the intake manifold and is a direct replacement for applications that call for a 1-inch shallow cup design.
- Brass construction for dependable corrosion resistance
- Cup-type attachment for a secure intake manifold seal
- Maximum diameter: 1.018 in.; minimum diameter: 1.007 in.
- Direct replacement for specified Ford and Mercury applications
- Cross-reference: EPC-16-B
Fitment and Application Details
Compatible with a wide range of classic Ford and Mercury vehicles, including Fits 1967-1973 Ford Mustang, N/A and Fits 1968-1974 Ford Bronco, N/A. It also fits Fits 1978-1983 Ford Fairmont, N/A, Fits 1979-1982 Ford Mustang, N/A, and Fits 1980-1982 Ford Thunderbird, N/A. Additional coverage includes Fits 1969-1970 Ford E-100 Econoline, N/A, Fits 1983 Ford LTD, N/A, and Fits 1983 Mercury Marquis, N/A.
This Dorman 565-018 intake manifold expansion plug is also listed for Fits 1968-1974 Mercury Montego, N/A, Fits 1975-1980 Mercury Monarch, N/A, Fits 1978-1983 Mercury Zephyr, N/A, Fits 1979-1982 Mercury Capri, N/A, and Fits 1980-1982 Mercury Cougar, N/A.
What This Part Helps Address
- Intake manifold coolant or vacuum leakage at the expansion plug opening
- Worn, corroded, or damaged original brass plug
- Improper sealing from a plug that no longer holds diameter
- Service replacement needs on Ford and Mercury intake manifolds
- Restoration work on classic Mustang, Bronco, and related platforms
Installation Notes and Tips
Verify the intake manifold opening size before installation and compare the original plug style to the cup-type design. Clean the bore thoroughly so the brass plug seats evenly, and confirm the application matches the vehicle year, make, and model before service. For best results, install on a cool engine and inspect the seal after startup.
Quality Assurance
Dorman manufactures this expansion plug as an OE-style replacement engineered to match original fit and function on listed vehicles. The brass construction and application-specific sizing support consistent service on the specified Ford and Mercury platforms.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 1983 | Ford | Fairmont | 3.3L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1983 | Ford | LTD | 3.3L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1983 | Mercury | Marquis | 3.3L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1983 | Mercury | Zephyr | 3.3L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1982 | Ford | Fairmont | 3.3L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1982 | Ford | Mustang | 3.3L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1982 | Ford | Thunderbird | 3.3L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1982 | Mercury | Capri | 3.3L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1982 | Mercury | Cougar | 3.3L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1982 | Mercury | Zephyr | 3.3L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1981 | Ford | Fairmont | 3.3L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1981 | Ford | Mustang | 3.3L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1981 | Ford | Thunderbird | 3.3L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1981 | Mercury | Capri | 3.3L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1981 | Mercury | Cougar | 3.3L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1981 | Mercury | Zephyr | 3.3L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1980 | Ford | Fairmont | 3.3L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1980 | Ford | Mustang | 3.3L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1980 | Ford | Thunderbird | 3.3L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1980 | Mercury | Capri | 3.3L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1980 | Mercury | Cougar | 3.3L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1980 | Mercury | Monarch | 4.1L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1980 | Mercury | Zephyr | 3.3L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1979 | Ford | Fairmont | 3.3L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1979 | Ford | Mustang | 3.3L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1979 | Mercury | Capri | 3.3L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1979 | Mercury | Monarch | 4.1L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1979 | Mercury | Zephyr | 3.3L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1978 | Ford | Fairmont | 3.3L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1978 | Mercury | Monarch | 4.1L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1978 | Mercury | Zephyr | 3.3L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1977 | Mercury | Monarch | 4.1L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1977 | Mercury | Monarch | 3.3L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1976 | Mercury | Monarch | 4.1L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1976 | Mercury | Monarch | 3.3L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1975 | Mercury | Monarch | 4.1L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1975 | Mercury | Monarch | 3.3L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1974 | Ford | Bronco | 3.3L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1974 | Mercury | Montego | 4.1L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1973 | Ford | Bronco | 3.3L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1973 | Ford | Mustang | 4.1L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1973 | Mercury | Montego | 4.1L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1972 | Ford | Bronco | 2.8L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1972 | Ford | Mustang | 4.1L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1972 | Mercury | Montego | 4.1L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1971 | Ford | Bronco | 2.8L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1971 | Ford | Mustang | 4.1L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1971 | Mercury | Montego | 4.1L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1970 | Ford | Bronco | 2.8L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1970 | Ford | E-100 Econoline | 2.8L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1970 | Ford | Mustang | 4.1L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1970 | Ford | Mustang | 3.3L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1970 | Mercury | Montego | 4.1L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1969 | Ford | Bronco | 2.8L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1969 | Ford | E-100 Econoline | 2.8L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1969 | Ford | Mustang | 4.1L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1969 | Ford | Mustang | 3.3L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1969 | Mercury | Montego | 4.1L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1968 | Ford | Bronco | 2.8L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1968 | Ford | Mustang | 3.3L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1968 | Mercury | Montego | 3.3L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
| 1967 | Ford | Mustang | 3.3L | L6 | N/A | 6 Required; 1 In. Brass Shallow Cup; Package Quantity: 10; Dorman - AutoGrade - Boxed |
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