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Cometic Street Pro GM Gen-5 L19 454 Big Block 4.375in Bore.040in Top End Gasket Kit

Take your engine to the next level with the Cometic Street Pro GM Gen-5 L19 454 Big Block 4.375in Bore.040in Top End Gasket Kit. This kit is designed for the budget-minded street-rodder who wants a comprehensive gasket solution for their rebuild.

With high-quality materials like MLS, AFM, Aramid Fiber, and Armor Clad, you can trust that your engine is sealed and protected. The kit includes all necessary gaskets and seals for a complete top-end rebuild.

  • MLS (Multi-Layer Steel) gaskets for superior sealing
  • AFM (Aluminum Fiber Matrix) gaskets for excellent durability
  • Aramid Fiber gaskets for high-temperature resistance
  • Armor Clad gaskets for added strength and protection

Don't compromise on quality – choose the Cometic Street Pro GM Gen-5 L19 454 Big Block 4.375in Bore.040in Top End Gasket Kit for your engine rebuild.

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

Make Model Year Type
Chevrolet C1500 1991 454 SS
Chevrolet C1500 1991 Cheyenne
Chevrolet C1500 1991 Silverado
Chevrolet C1500 1991 WT
Chevrolet C1500 1992 454 SS
Chevrolet C1500 1992 Cheyenne
Chevrolet C1500 1992 Silverado
Chevrolet C1500 1992 WT
Chevrolet C1500 1993 454 SS
Chevrolet C1500 Suburban 1992 Base
Chevrolet C1500 Suburban 1992 Silverado
Chevrolet C1500 Suburban 1993 Base
Chevrolet C1500 Suburban 1993 Silverado
Chevrolet C2500 1991 Cheyenne
Chevrolet C2500 1991 Scottsdale
Chevrolet C2500 1991 Silverado
Chevrolet C2500 1992 Cheyenne
Chevrolet C2500 1992 Scottsdale
Chevrolet C2500 1992 Silverado
Chevrolet C2500 1993 Cheyenne
Chevrolet C2500 1993 Silverado
Chevrolet C2500 1994 Base
Chevrolet C2500 1994 Cheyenne
Chevrolet C2500 1994 Silverado
Chevrolet C2500 1994 WT
Chevrolet C2500 1995 Base
Chevrolet C2500 1995 Cheyenne
Chevrolet C2500 1995 Silverado
Chevrolet C2500 1995 WT
Chevrolet C2500 Suburban 1992 Base
Chevrolet C2500 Suburban 1992 Silverado
Chevrolet C2500 Suburban 1993 Base
Chevrolet C2500 Suburban 1993 Silverado
Chevrolet C2500 Suburban 1994 Base
Chevrolet C2500 Suburban 1994 Silverado
Chevrolet C2500 Suburban 1995 Base
Chevrolet C2500 Suburban 1995 LS
Chevrolet C2500 Suburban 1995 LT
Chevrolet C3500 1991 Cheyenne
Chevrolet C3500 1991 Scottsdale
Chevrolet C3500 1991 Silverado
Chevrolet C3500 1992 Cheyenne
Chevrolet C3500 1992 Scottsdale
Chevrolet C3500 1992 Silverado
Chevrolet C3500 1993 Cheyenne
Chevrolet C3500 1993 Silverado
Chevrolet C3500 1994 Base
Chevrolet C3500 1994 Cheyenne
Chevrolet C3500 1994 Silverado
Chevrolet C3500 1995 Base
Chevrolet C3500 1995 Cheyenne
Chevrolet C3500 1995 Silverado
Chevrolet G30 1991 Beauville
Chevrolet G30 1991 Chevy Van
Chevrolet G30 1991 Hi-Cube
Chevrolet G30 1991 Sportvan
Chevrolet G30 1992 Beauville
Chevrolet G30 1992 Chevy Van
Chevrolet G30 1992 Hi-Cube
Chevrolet G30 1992 Sportvan
Chevrolet G30 1993 Beauville
Chevrolet G30 1993 Chevy Van
Chevrolet G30 1993 Hi-Cube
Chevrolet G30 1993 Sportvan
Chevrolet G30 1994 Beauville
Chevrolet G30 1994 Chevy Van
Chevrolet G30 1994 Hi-Cube
Chevrolet G30 1994 Sportvan
Chevrolet G30 1995 Beauville
Chevrolet G30 1995 Chevy Van
Chevrolet G30 1995 Hi-Cube
Chevrolet G30 1995 Sportvan
Chevrolet K2500 1991 Cheyenne
Chevrolet K2500 1991 Scottsdale
Chevrolet K2500 1991 Silverado
Chevrolet K2500 1992 Cheyenne
Chevrolet K2500 1992 Scottsdale
Chevrolet K2500 1992 Silverado
Chevrolet K2500 1993 Cheyenne
Chevrolet K2500 1993 Silverado
Chevrolet K2500 1994 Base
Chevrolet K2500 1994 Cheyenne
Chevrolet K2500 1994 Silverado
Chevrolet K2500 1994 WT
Chevrolet K2500 1995 Base
Chevrolet K2500 1995 Cheyenne
Chevrolet K2500 1995 Silverado
Chevrolet K2500 1995 WT
Chevrolet K2500 Suburban 1992 Base
Chevrolet K2500 Suburban 1992 Silverado
Chevrolet K2500 Suburban 1993 Silverado
Chevrolet K2500 Suburban 1994 Base
Chevrolet K2500 Suburban 1994 Silverado
Chevrolet K2500 Suburban 1995 Base
Chevrolet K2500 Suburban 1995 LS
Chevrolet K2500 Suburban 1995 LT
Chevrolet K3500 1991 Cheyenne
Chevrolet K3500 1991 Scottsdale
Chevrolet K3500 1991 Silverado
Chevrolet K3500 1992 Cheyenne
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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