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

SKP 24HS42Z Radiator Cap Fits 1958 GMC PM151

For 1958 GMC PM151 Radiator Cap 26299WVGM

Gates Radiator Cap for 1958-1959 GMC PM151 4.4L L6 Antifreeze Cooling System in

MotoRad Radiator Cap for 1958 GMC PM151 Antifreeze Cooling System Belts ps

MotoRad Radiator Cap for 1958 GMC PM151 Antifreeze Cooling System Belts cx

SKP 18TV63K Radiator Cap Fits 1958-1959 GMC PM151 4.4L 6 Cyl

SKP 71TQ55T Radiator Cap Fits 1958-1959 GMC PM151 4.4L 6 Cyl