This Gates Radiator Cap Tester Adapter fits your 1971 BMW 1800 1.8L L4 and is perfect for a tune up or performance upgrade. .
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Gates Radiator Cap Tester Adapter for 1996-1999 Oldsmobile LSS 3.8L V6 - af
Gates Radiator Cap Tester Adapter for 1960-1965 GMC 2500 Series 3.8L 4.4L mt
Gates Radiator Cap Tester Adapter for 1963-1966 GMC Suburban 3.8L 4.1L 5.0L dg
