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Cometic Street Pro GM 1970-85 454ci Big Block Bottom End Gasket Kit

Take your engine rebuild to the next level with the Cometic Street Pro GM 1970-85 454ci Big Block Bottom End Gasket Kit. This comprehensive kit includes all the necessary gaskets and seals for a successful rebuild, featuring high-quality materials like MLS, AFM, Aramid Fiber, and Armor Clad.

Designed for the budget-minded street-rodder, the StreetPro kit offers exceptional value without compromising on performance. With its durable construction and precise fit, this kit ensures a leak-free seal and optimal engine performance.

  • Includes all necessary gaskets and seals for a complete rebuild
  • Features high-quality materials for optimal performance and durability
  • Designed for GM Gen II and Mark IV Big Block V8 engines

This product fits more vehicles than loaded. Please select your vehicle to see all fits.

Make Model Year Type
Chevrolet Bel Air 1965 Base
Chevrolet Bel Air 1966 Base
Chevrolet Bel Air 1967 Base
Chevrolet Bel Air 1968 Base
Chevrolet Bel Air 1969 Base
Chevrolet Bel Air 1970 Base
Chevrolet Bel Air 1971 Base
Chevrolet Bel Air 1972 Base
Chevrolet Bel Air 1973 Base
Chevrolet Bel Air 1974 Base
Chevrolet Bel Air 1975 Base
Chevrolet Biscayne 1965 Base
Chevrolet Biscayne 1966 Base
Chevrolet Biscayne 1967 Base
Chevrolet Biscayne 1968 Base
Chevrolet Biscayne 1969 Base
Chevrolet Biscayne 1970 Base
Chevrolet Biscayne 1971 Base
Chevrolet Biscayne 1972 Base
Chevrolet Blazer 1973 Base
Chevrolet Blazer 1974 Base
Chevrolet Brookwood 1969 Base
Chevrolet Brookwood 1970 Base
Chevrolet Brookwood 1971 Base
Chevrolet Brookwood 1972 Base
Chevrolet C10 1975 Cheyenne
Chevrolet C10 1975 Custom Deluxe
Chevrolet C10 1975 Scottsdale
Chevrolet C10 1975 Silverado
Chevrolet C10 1976 Cheyenne
Chevrolet C10 1976 Custom Deluxe
Chevrolet C10 1976 Scottsdale
Chevrolet C10 1976 Silverado
Chevrolet C10 1977 Cheyenne
Chevrolet C10 1977 Custom Deluxe
Chevrolet C10 1977 Scottsdale
Chevrolet C10 1977 Silverado
Chevrolet C10 1978 Big Ten
Chevrolet C10 1978 Cheyenne
Chevrolet C10 1978 Custom Deluxe
Chevrolet C10 1978 Scottsdale
Chevrolet C10 1978 Silverado
Chevrolet C10 1979 Big Ten
Chevrolet C10 1979 Cheyenne
Chevrolet C10 1979 Custom Deluxe
Chevrolet C10 1979 Scottsdale
Chevrolet C10 1979 Silverado
Chevrolet C10 1980 Big Ten
Chevrolet C10 1980 Cheyenne
Chevrolet C10 1980 Custom Deluxe
Chevrolet C10 1980 Scottsdale
Chevrolet C10 1980 Silverado
Chevrolet C10 Pickup 1968 Base
Chevrolet C10 Pickup 1969 Base
Chevrolet C10 Pickup 1970 Base
Chevrolet C10 Pickup 1971 Base
Chevrolet C10 Pickup 1972 Base
Chevrolet C10 Pickup 1973 Base
Chevrolet C10 Pickup 1974 Base
Chevrolet C10 Suburban 1968 Base
Chevrolet C10 Suburban 1969 Base
Chevrolet C10 Suburban 1970 Base
Chevrolet C10 Suburban 1971 Base
Chevrolet C10 Suburban 1972 Base
Chevrolet C10 Suburban 1973 Base
Chevrolet C10 Suburban 1974 Base
Chevrolet C10 Suburban 1975 Custom Deluxe
Chevrolet C10 Suburban 1975 Scottsdale
Chevrolet C10 Suburban 1975 Silverado
Chevrolet C10 Suburban 1976 Custom Deluxe
Chevrolet C10 Suburban 1976 Scottsdale
Chevrolet C10 Suburban 1976 Silverado
Chevrolet C10 Suburban 1977 Custom Deluxe
Chevrolet C10 Suburban 1977 Scottsdale
Chevrolet C10 Suburban 1977 Silverado
Chevrolet C10 Suburban 1978 Custom Deluxe
Chevrolet C10 Suburban 1978 Scottsdale
Chevrolet C10 Suburban 1978 Silverado
Chevrolet C10 Suburban 1979 Custom Deluxe
Chevrolet C10 Suburban 1979 Scottsdale
Chevrolet C10 Suburban 1979 Silverado
Chevrolet C10 Suburban 1980 Custom Deluxe
Chevrolet C10 Suburban 1980 Scottsdale
Chevrolet C10 Suburban 1980 Silverado
Chevrolet C1500 1990 454 SS
Chevrolet C1500 1990 Cheyenne
Chevrolet C1500 1990 Scottsdale
Chevrolet C1500 1990 Silverado
Chevrolet C1500 1990 WT
Chevrolet C20 1975 Cheyenne
Chevrolet C20 1975 Custom Deluxe
Chevrolet C20 1975 Scottsdale
Chevrolet C20 1975 Silverado
Chevrolet C20 1976 Cheyenne
Chevrolet C20 1976 Custom Deluxe
Chevrolet C20 1976 Scottsdale
Chevrolet C20 1976 Silverado
Chevrolet C20 1977 Cheyenne
Chevrolet C20 1977 Custom Deluxe
Chevrolet C20 1977 Scottsdale
Cometic manufactures engine gaskets for both domestic and import vehicles. Gasket kits are available for both bottom end and top end for the most popular vehicles, while their MLS head gaskets are known to be some of the best in the industry. Cometic’s 70,000 square foot, state-of-the-art R&D and manufacturing facility allows them to design gaskets for engines using the latest technology, such as Multi-Layer Steel (MLS) gaskets as well as using synthetic blends such as Aramid Fiber.
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