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Mr. Gasket Push-on Breather, Flat Black 9810BP

Mr. Gasket Push-on Breather, Flat Black 9810BP
$17.99 ea
NEWARRIVING SOONEstimated Ship Date 11/11/2025 (If Ordered Today)100 Available from HOLLEY PERFORMANCE PRODUCTS as of 10/25/2025
Model: 4012574
Select a Vehicle or refer to the Vehicle Fitment Tab below to verify that this part fits your vehicle.
STANDARD
DELIVERY
STORE PICKUP
[More Info]
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.

Vehicle Fitment:

The Vehicle Fitment Guide is to be used as a general reference. The data has been provided by our suppliers and manufacturers and may contain errors or incorrect data. Always refer to a professional to verify correct fitment for your vehicle.
Make Model Years Engine Fitment Notes
Buick Electra 1964 7.0L / 425 / V8 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Buick Electra 1965 7.0L / 425 / V8
6.6L / 401 / V8		 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Buick Electra 1966 7.0L / 425 / V8
6.6L / 401 / V8		 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Buick Electra 1967 7.0L / 430 / V8 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Buick Gran Sport 1965 6.6L / 401 / V8 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Buick Gran Sport 1966 6.6L / 401 / V8 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Buick Gran Sport 1967 6.6L / 400 / V8 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Buick Riviera 1965 6.6L / 401 / V8
7.0L / 425 / V8		 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Buick Riviera 1966 7.0L / 425 / V8 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Buick Riviera 1967 7.0L / 430 / V8 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Buick Skylark 1965 6.6L / 401 / V8 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Buick Skylark 1966 6.6L / 401 / V8 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Buick Skylark 1967 6.6L / 400 / V8 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Buick Wildcat 1965 6.6L / 401 / V8
7.0L / 425 / V8		 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Buick Wildcat 1966 6.6L / 401 / V8
7.0L / 425 / V8		 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Buick Wildcat 1967 7.0L / 430 / V8 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Cadillac Calais 1965 7.0L / 429 / V8 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Cadillac Calais 1966 7.0L / 429 / V8 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Cadillac Calais 1967 7.0L / 429 / V8 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Cadillac DeVille 1965 7.0L / 429 / V8 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Cadillac DeVille 1966 7.0L / 429 / V8 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Cadillac DeVille 1967 7.0L / 429 / V8 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Cadillac Eldorado 1965 7.0L / 429 / V8 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Cadillac Eldorado 1966 7.0L / 429 / V8 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Cadillac Eldorado 1967 7.0L / 429 / V8 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Cadillac Fleetwood 1965 7.0L / 429 / V8 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Cadillac Fleetwood 1966 7.0L / 429 / V8 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Cadillac Fleetwood 1967 7.0L / 429 / V8 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Chevrolet Bel Air 1963 7.0L / 427 / V8 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Chevrolet Bel Air 1965 6.7L / 409 / V8 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Chevrolet Bel Air 1966 7.0L / 427 / V8 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Chevrolet Bel Air 1967 7.0L / 427 / V8 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Chevrolet Biscayne 1963 7.0L / 427 / V8 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Chevrolet Biscayne 1965 6.7L / 409 / V8 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Chevrolet Biscayne 1966 7.0L / 427 / V8 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Chevrolet Biscayne 1967 7.0L / 427 / V8 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Chevrolet C20 Pickup 1965 4.6L / 283 / V8 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Chevrolet C30 Pickup 1965 4.6L / 283 / V8 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Chevrolet Caprice 1966 7.0L / 427 / V8 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Chevrolet Caprice 1967 7.0L / 427 / V8 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Chevrolet Corvette 1966 7.0L / 427 / V8 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Chevrolet Corvette 1967 7.0L / 427 / V8 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Chevrolet Impala 1963 7.0L / 427 / V8 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Chevrolet Impala 1965 6.7L / 409 / V8 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Chevrolet Impala 1966 7.0L / 427 / V8 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Chevrolet Impala 1967 7.0L / 427 / V8 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Chevrolet K20 Pickup 1965 4.6L / 283 / V8 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Chevrolet Suburban 1965 4.6L / 283 / V8 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Pontiac Bonneville 1965 6.9L / 421 / V8 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Pontiac Bonneville 1967 7.0L / 428 / V8 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Pontiac Catalina 1965 6.9L / 421 / V8 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Pontiac Catalina 1966 6.9L / 421 / V8 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Pontiac Catalina 1967 7.0L / 428 / V8 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Pontiac Executive 1967 7.0L / 428 / V8 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Pontiac Grand Prix 1965 6.9L / 421 / V8 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Pontiac Grand Prix 1967 7.0L / 428 / V8 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;
Pontiac Star Chief 1965 6.9L / 421 / V8 BREATHER/OIL FILLER CAP; FLAT BLACK; PUSH-ON STYLE; 2.5 IN. DIA.; H-2 1/8 IN.; W/O LOGO; RACE ONLY;

Specifications:

Emission Code 3
Finish Black
Part Type Engine Crankcase Breather Cap
Product Type Valve Cover Breather
Proposition 65 www.P65Warnings.ca.gov
Warranty Limited 90 Day
Weight 0.1300

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