1934 TO 1953 BUICK ALL 40 SERIES WITH A233+248+263 C.I. STRAIGHT 8 CYL. THIS OIL PAN GASKET WILL FIT THE FOLLOWING BUICK SMALL SERIES 8 CYLINDER ENGINES NEW BUICK ENGINE OIL PAN GASKET. 1940 TO 1952 BUICK ALL 50 SERIES WITH A248+263 C.I. STRAIGHT 8 CYL.