Mr. Gasket 1971 Rear Main Seal Gasket Height: 5.600 Width: 3.200 Length: 0.500 Weight: 0.1 Fitment: 1986/Chevrolet/Monte Carlo/SS Coupe 2-Door/5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated^^1986/Chevrolet/Monte Carlo/LS Coupe 2-Door/5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated^^1986/Chevrolet/Monte Carlo/Base Coupe 2-Door/5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated^^1986/Chevrolet/K5 Blazer/Silverado Sport Utility 2-Door/5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated^^1986/Chevrolet/K5 Blazer/Custom Sport Utility 2-Door/5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated^^1986/Chevrolet/K10/Silverado Standard Cab Pickup 2-Door/5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated^^1986/Chevrolet/K10/Scottsdale Standard Cab Pickup 2-Door/5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated^^1986/Chevrolet/K10/Custom Standard Cab Pickup 2-Door/5.0L 305Cu. In. V8 GAS OHV Naturally ...