COMP Cams Camshaft P8 268H-10High Energy 218 218 Hydraulic Flat Cam for Pontiac 265 455. Good low end and mid range torque. Street performance, noticeable idle. Catalog User 1 This Part Fits: Year Make Model Submodel 1980 Buick Century Base 1979 Buick Century Custom 1980 Buick Century Estate 1979 1980 Buick Century Limited 1979 Buick Century Special 1979 1980 Buick Century Sport 1980 Buick Electra Estate Wagon 1980 Buick Estate Wagon Base 1977 1980 Buick LeSabre Base 1977 1978