Cometic Chevy Gen1 Small Block V8 .060in Fiber Intake Mani Gskt Kit-1.389in x 2.405in Rectangle PortChevrolet Gen 1 Small Block V8 . 060" Fiber Intake Manifold Gasket Kit, 1. 389" x 2. 405" Rectangle Port, 23 Degree Heads This Part Fits: Year Make Model Submodel 1969 1974,1976 1985 Avanti II Base 1985 Avanti II GT 1977,1980 1981 Buick Century Base 1977 1979 Buick Century Custom 1980 1981 Buick Century Estate 1978 1981 Buick Century Limited 1978 1979 Buick Century Special 1978 1981 Buick Century Sport 1978 Buick LeSabre Base 1978,1982 Buick LeSabre