Mr. Gasket Exhaust Manifold Gaskets - SB Chevy - Round Port - Exhaust Port Width: 1.63" , Exhaust Port Height: 1.63" , Center Port to Gasket Top: .80" PD650K Includes All Necessary Hardware

Includes All Necessary Hardware

1971-1972 GMC Sprint

1982-1999 GMC K1500

Used primarily in drag racing to provide positive locking action to the front wheels to reduce the chance of ''Rolling the Lights'' and produce more effective burn outs for heating the tires

Mr. Gasket Exhaust Manifold Gaskets - SB Chevy - Round Port - Exhaust Port Width: 1.63" , Exhaust Port Height: 1.63" , Center Port to Gasket Top: .80" PD650K Includes All Necessary HardwareFabricated from large fiber gasket material bonded by a high heat resistant compound, these gaskets provide excellent sealing and durability. Precision die cut for each application. These gaskets can be reused. Vehicle Applications: 1968 1974 Chevrolet K30 Pickup 1968 1986 Chevrolet K10 Suburban 1977 1980 Buick Century 1968 1974 GMC K35 K3500 Pickup 1968 1974 Chevrolet G20 Van 1977 1979 Oldsmobile Omega 1977 1979 Oldsmobile Starfire 1989 1991