Cometic Chevy Gen 1 Small Block V8 Rear Main Seal Dual Lip Wet & Dry Sump 86625COMETIC Front and Rear Main Crank Seals are manufactured from the best materials available and are suited for all types of environments. Each seal meets or exceeds OEM quality. Ok for wet or dry sump systems This Part Fits: Year Make Model Submodel 1980 1985 Avanti II Base 1985 Avanti II GT 1980 1981 Buick Century Base 1980 1981 Buick Century Estate 1980 1981 Buick Century Limited 1980 1981 Buick Century Sport 1982 Buick LeSabre Custom 1982 Buick