Description
Overview:
This chrome plated breather, or oil filler cap, is internally baffled with filter. Very similar to the original equipment breather used on 1965-1967 Chevrolet 396-427 Big Blocks. GM (General Motors) #6421868. Fits valve cover openings with 1.22 inch diameter. Its overall dimensions are 2-1/8 inch tall and 2-1/2 inch in diameter.
Features:
Application:
| Year | Make | Model | Submodel | Engine Size |
|---|---|---|---|---|
| 1964 | Buick | Electra | 425/7 V8 | |
| 1965 – 1967 | Buick | Electra | ||
| 1965 – 1966 | Buick | Gran Sport | ||
| 1967 | Buick | Gran Sport | 400/6.6 V8 | |
| 1965 – 1967 | Buick | Riviera | ||
| 1965 – 1966 | Buick | Skylark | 401/6.6 V8 | |
| 1967 | Buick | Skylark | 400/6.6 V8 | |
| 1965 – 1967 | Buick | Wildcat | ||
| 1965 | Chevrolet | Biscayne | 409/6.7 V8 | |
| 1963 – 1967 | Chevrolet | Biscayne | 427/7 V8 | |
| 1966 – 1967 | Chevrolet | Caprice | 427/7 V8 | |
| 1966 – 1967 | Chevrolet | Corvette | 427/7 V8 | |
| 1965 | Chevrolet | Impala | 409/6.7 V8 | |
| 1963 – 1967 | Chevrolet | Impala | 427/7 V8 | |
| 1965 | Pontiac | Bonneville | 421/6.9 V8 | |
| 1965 – 1966 | Pontiac | Catalina | 421/6.9 V8 | |
| 1967 | Pontiac | Bonneville | 428/7 V8 | |
| 1967 | Pontiac | Catalina | 428/7 V8 | |
| 1967 | Pontiac | Grand Prix | 428/7 V8 | |
| 1965 | Pontiac | Grand Prix | 421/6.9 V8 | |
| 1965 | Pontiac | Star Chief | 421/6.9 V8 | |
| 1967 | Pontiac | Executive | 428/7 V8 | |
| 1965 – 1967 | Cadillac | DeVille | ||
| 1965 – 1967 | Cadillac | Calais | ||
| 1965 – 1967 | Cadillac | Eldorado | ||
| 1965 – 1967 | Cadillac | Fleetwood | ||
| 1963 – 1967 | Chevrolet | Bel Air | 427/7 V8 | |
| 1965 | Chevrolet | Bel Air | 409/6.7 V8 |
Specs:
| Brand | Mr. Gasket |
|---|---|
| Emission Code | 3 |
| Finish | Black |
| Product Type | Valve Cover Breather |
| Warranty | Limited 90 Day |
| Weight | 0.13 |




