For 1979-1980 GMC P1500 Radiator Cap API 43842TG Radiator Cap -- Standard; 16 lb

API 96SP25S Radiator Cap Fits 1979-1980 GMC P1500

API Radiator Cap fits GMC P1500 1979-1980 38TYKK

API Radiator Cap fits GMC P1500 1979-1980 69DDSY

For 1979-1980 GMC P1500 Radiator Cap API 32687HWFB

For 1979-1980 GMC P1500 Radiator Cap API 71921ZG

For 1979-1986, 1988-1999 GMC C1500 Radiator Cap API 73581XJRG 1980 1981 1982

API Radiator Cap fits GMC Savana 1500 1996-2002 88ZDFG