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Dorman 42080 Brake Master Cylinder Reservoir Cap Gasket
| Brand | Dorman 42080 |
|---|---|
| Material | Rubber |
| Package Contents | 1 Brake Master Cylinder Gasket |
| Fits | Lincoln, Ford, and Mercury · 36 vehicles |
OE-style replacement. Matches the fit and function of the original gasket.
Rubber construction. Provides a durable seal for reliable performance.
Brake master cylinder reservoir cap gasket for sealing system service.
Cross-references D9AZ-2167-A and D9AZ2167A for the same application. See all 2.
Brake Master Cylinder Reservoir Cap Gasket for Ford and Lincoln
Dorman 42080 is a rubber brake master cylinder reservoir cap gasket made to match the fit and function of the original gasket on specified vehicles. It is built for durable sealing performance in brake master cylinder reservoir applications, including classic Ford, Mercury, and Lincoln models.
Key Features
- Rubber construction for sealing at the brake master cylinder reservoir cap
- OE-style fit and function for specified applications
- Engineered for durable, reliable performance
- Direct replacement for the original gasket on listed vehicles
- Part number 42080 for easy identification
Detailed Description
This Dorman brake master cylinder reservoir cap gasket is designed for vehicles that need a precise sealing surface at the reservoir cap. It helps maintain the integrity of the brake fluid reservoir by replacing a worn, hardened, or damaged gasket with a part shaped for the original application. Compatible With 1982-1989 Lincoln Town Car, 1987 Ford LTD Crown Victoria, 1987 Mercury Colony Park, 1979-1987 Mercury Grand Marquis, 1979-1986 Ford LTD, 1980-1983 Lincoln Mark VI, 1979-1982 Mercury Marquis, and 1980 Lincoln Continental. This part cross-references Ford/Mercury/Lincoln OE number D9AZ-2167-A for the same application. Dorman 42080 is a practical replacement for brake service on older Ford, Mercury, and Lincoln platforms where reservoir sealing matters.
Common Issues This Part May Address
- Brake fluid seepage around the master cylinder reservoir cap
- Cracked, flattened, or hardened original gasket material
- Loss of sealing at the brake fluid reservoir opening
- Contamination entering the reservoir through a poor cap seal
- Service concerns during brake master cylinder maintenance
Installation Notes and Tips
Inspect the reservoir cap and master cylinder sealing surface before installation. Clean away old fluid residue, dirt, and gasket material so the new rubber gasket seats evenly. Verify the application against the vehicle listing for your Ford LTD, Mercury Grand Marquis, or Lincoln Town Car before installation.
Quality Assurance
Dorman designs this gasket to match the original fit and function on specified vehicles and to deliver dependable sealing performance in brake system service.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 1989 | Lincoln | Town Car | N/A | — |
| 1988 | Lincoln | Town Car | N/A | — |
| 1987 | Ford | LTD Crown Victoria | N/A | — |
| 1987 | Lincoln | Town Car | N/A | — |
| 1987 | Mercury | Colony Park | N/A | — |
| 1987 | Mercury | Grand Marquis | N/A | — |
| 1986 | Ford | LTD | N/A | — |
| 1986 | Lincoln | Town Car | N/A | — |
| 1986 | Mercury | Grand Marquis | N/A | — |
| 1985 | Ford | LTD | N/A | — |
| 1985 | Lincoln | Town Car | N/A | — |
| 1985 | Mercury | Grand Marquis | N/A | — |
| 1984 | Ford | LTD | N/A | — |
| 1984 | Lincoln | Town Car | N/A | — |
| 1984 | Mercury | Grand Marquis | N/A | — |
| 1983 | Ford | LTD | N/A | — |
| 1983 | Lincoln | Mark VI | N/A | — |
| 1983 | Lincoln | Town Car | N/A | — |
| 1983 | Mercury | Grand Marquis | N/A | — |
| 1982 | Ford | LTD | N/A | — |
| 1982 | Lincoln | Mark VI | N/A | — |
| 1982 | Lincoln | Town Car | N/A | — |
| 1982 | Mercury | Grand Marquis | N/A | — |
| 1982 | Mercury | Marquis | N/A | — |
| 1981 | Ford | LTD | N/A | — |
| 1981 | Lincoln | Mark VI | N/A | — |
| 1981 | Mercury | Grand Marquis | N/A | — |
| 1981 | Mercury | Marquis | N/A | — |
| 1980 | Ford | LTD | N/A | — |
| 1980 | Lincoln | Continental | N/A | — |
| 1980 | Lincoln | Mark VI | N/A | — |
| 1980 | Mercury | Grand Marquis | N/A | — |
| 1980 | Mercury | Marquis | N/A | — |
| 1979 | Ford | LTD | N/A | — |
| 1979 | Mercury | Grand Marquis | N/A | — |
| 1979 | Mercury | Marquis | N/A | — |
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