For 1977-1978 GMC K35 Radiator Cap API 17791TH

For 1975-2004 Buick Regal Radiator Cap API 96435YD 1976 1977 1978 1979 1980 1981

For 1977-1978 GMC P35 Radiator Cap API 58949RB Radiator Cap -- Standard; 16 lb

For 1987-1988 Chevrolet R30 Radiator Cap API 39946JJ

For 1991-1993 Buick Roadmaster Radiator Cap API 28273GN 1992

For 1982-1983 Pontiac J2000 Radiator Cap API 74133TF

For 1979-1995 GMC G2500 Radiator Cap API 76783HC 1980 1981 1982 1983 1984 1985

For 1996-2002 GMC Savana 2500 Radiator Cap API 73856KS 1997 1998 1999 2000 2001