Throttle Bores. 4-hole gasket design. Gasket thickness .058in. Bulk packaged, can be purchased individually or master-pack of 10 pcs. Made from cellulose/nitrile composition gasket material. Provides excellent sealing and durability for all fuel (alcohol and gasoline) applications. Precision die-cut for excellent fit and seal. Seals using low flange pressure (clamp force), conforms to and seals any imperfections on sealing surfaces. Releases easily (no gasket scrapping required), will not stick to carburetor base or intake manifold mating surfaces.
- Heat-Treated Nitrile Rubber
- Precision Die Cut
Holley Performance Emission Code 5: This part is legal for sale or use on Emissions Controlled Vehicles; Uncontrolled (Non-Emissions Controlled) Vehicles; and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations
About Mr. Gasket
Now an important part of Holley Performance, Mr. Gasket continues to expand application coverage with more and more new products for race cars and muscle cars alike. Beyond the gaskets that made the Mr. Gasket brand what it is today is an endless variety of high-performance parts, including carburetor and fuel system components, chrome-plated accessories to dress up your engine bay, fuel additives, shifter accessories, cooling-system accessories, specialty tools, and a wide array of heavy-duty suspension and driveline components.
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Mr. Gasket Carburetor Base Gasket 57C: