Mr. Gasket Hardened Crankshaft Key - Chevrolet 283-400 Cu."SB (Short Style). YA0815 4-1/4 in outer Diameter

4-1/4 in outer Diameter

alternator brackets and aluminum rockers

offset intakes

Long divider is on the left in image

Excellent Choice For Street Rods Cars and Trucks

Mr. Gasket Hardened Crankshaft Key - Chevrolet 283-400 Cu."SB (Short Style). YA0815 4-1/4 in outer DiameterChevrolet 283 400 cu. in. small block (short style). The offset cam and crankshaft key helps increase torque and horsepower. Vehicle Applications: 1988 1995 Chevrolet K1500 1969 1972 Chevrolet Brookwood 1976 1979 Chevrolet Monza 1968 1974 GMC K25 K2500 Suburban 1975 1986 Chevrolet C20 1987 1987 Chevrolet R10 1987 1988 Chevrolet V10 Suburban 1957 1957 Chevrolet Two Ten Series 1979 1995 GMC C2500 1961 1974 Chevrolet C30 Pickup 1987 1991 GMC R2500