For 1987 GMC V2500 Radiator Cap 88127XRBD Standard -- Relief pressure 16 lb

For 1987 GMC V2500 Radiator Cap 54698NQTW Safety Lever -- Relief pressure 16 lb

For 1958 GMC PM151 Radiator Cap 34783XMRR Safety Lever -- Relief pressure 7 lb

For 1987 GMC V2500 Radiator Cap 17464FPKG Standard -- Relief pressure 16 lb

For 1955 GMC PM250 Radiator Cap 55621DNBJ Safety Lever -- Relief pressure 4 lb

For 1987 GMC R1500 Radiator Cap 79788QNBW Safety Lever -- Relief pressure 16 lb

For 1978 GMC C15 Radiator Cap 57133CV Safety Lever -- Relief pressure 16 lb

For 1987 GMC R1500 Radiator Cap 15919DZDR Safety Lever -- Relief pressure 16 lb