MotoRad Radiator Cap Adapter for 1971 BMW 2.8 Bavaria 2.8L L6 - Engine qt

Gates Radiator Cap Tester Adapter for 1971 BMW 2800CS 2.8L L6 - Tools lj

Gates Radiator Cap Tester Adapter for 1971-1974 BMW 2800 2.8L L6 - Tools qx

Gates Radiator Cap Tester Adapter for 1968-1971 Mercedes-Benz 280SL 2.8L L6 yf

Gates Radiator Cap Tester Adapter for 1979-1981 BMW 528i 2.8L L6 - Tools oh

Gates Radiator Cap Tester Adapter for 1962 Studebaker 7E5 2.8L L6 - Tools np

Gates Radiator Cap Tester Adapter for 1971 BMW 2500 2.5L L6 - Tools sx

Gates Radiator Cap Tester Adapter for 1959 Studebaker 4E1 2.8L L6 - Tools bd