Spectre SB Chevrolet Timing Chain Cover - Polished AluminumThe Spectre Timing Cover Kit is designed to protect components such as the timing gears and chain or belt. This timing cover features a polished aluminum finish; and is engineered for optimum fit and function. This Part Fits: Year Make Model Submodel 1977,1980 Buick Century Base 1977 1979 Buick Century Custom 1980 Buick Century Estate 1978 1980 Buick Century Limited 1978 1979 Buick Century Special 1978 Buick Century Sport 1978 Buick LeSabre Base 1978