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Cometic GM Gen 5/6 Big Block V8 Rear Main Seal Kit - 1 Piece

Upgrade your GM Gen 5/6 Big Block V8 engine with the Cometic Rear Main Seal Kit. This 1-piece kit is designed to meet or exceed OEM quality, ensuring a leak-free seal and optimal engine performance.

  • Meets or exceeds OEM quality
  • 1-piece kit for easy installation
  • Designed for GM Gen 5/6 Big Block V8 engines

Don't compromise on engine performance - choose the Cometic Rear Main Seal Kit for a reliable and durable seal.

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

Make Model Year Type
Chevrolet C1500 1990 454 SS
Chevrolet C1500 1990 Cheyenne
Chevrolet C1500 1990 Scottsdale
Chevrolet C1500 1990 Silverado
Chevrolet C1500 1990 WT
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 1993 Cheyenne
Chevrolet C1500 1993 Silverado
Chevrolet C1500 1993 WT
Chevrolet C1500 Suburban 1992 Silverado
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 1990 Cheyenne
Chevrolet C3500 1990 Scottsdale
Chevrolet C3500 1990 Silverado
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 C3500 1996 Base
Chevrolet C3500 1997 Base
Chevrolet C3500 1999 Base
Chevrolet C3500 2000 Base
Chevrolet Camaro 2014 Z/28
Chevrolet Camaro 2015 Z/28
Chevrolet Corvette 2006 Z06
Chevrolet Corvette 2007 Z06
Chevrolet Corvette 2008 427 Limited Edition Z06
Chevrolet Corvette 2008 Z06
Chevrolet Corvette 2009 Z06
Chevrolet Corvette 2010 Z06
Chevrolet Corvette 2011 Z06
Chevrolet Corvette 2011 Z06 Carbon
Chevrolet Corvette 2012 Z06
Chevrolet Corvette 2013 427
Chevrolet Corvette 2013 Z06
Chevrolet G30 1990 Beauville
Chevrolet G30 1990 Chevy Van
Chevrolet G30 1990 Hi-Cube
Chevrolet G30 1990 Sportvan
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
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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