Gates Radiator Cap Tester Adapter for 1977-1978 GMC K35 5.7L 6.6L V8 4.8L L6 qe

For 1977-1978 GMC K35 Radiator Cap Tester Adapter Gates 14451NHQB

Gates Radiator Cap Tester Adapter for 1977-1978 GMC K35 4.8L 5.7L 6.6L L6 V8 vg

Gates Radiator Cap Tester Adapter for 1968-1974 GMC K35 K3500 Pickup 5.4L or

For 1975-1978 GMC P35 Radiator Cap Tester Adapter Gates 86868JNFZ 1976 1977

For 1975-1978 GMC K25 Radiator Cap Tester Adapter Gates 47537SKZR 1976 1977

For 1975-1978 GMC K15 Radiator Cap Tester Adapter Gates 84314NKCY 1976 1977

For 1975-1978 GMC C35 Radiator Cap Tester Adapter Gates 84635RRBQ 1976 1977