Gates Radiator Cap Tester Adapter for 1987 Chevrolet V10 4.3L 5.0L 5.7L 6.2L ir

Gates Radiator Cap Tester Adapter for 1987 GMC V1500 4.3L 5.0L 5.7L 6.2L V6 ju

Gates Radiator Cap Tester Adapter for 1987 Chevrolet R10 4.3L 5.0L 5.7L 6.2L xv

Gates Radiator Cap Tester Adapter for 1987-1991 GMC R1500 Suburban 5.0L 5.7L sw

MotoRad Radiator Cap Adapter for 1987 GMC R1500 4.3L 5.0L 5.7L 6.2L V6 V8 - dm

Gates Radiator Cap Tester Adapter for 1987-1991 GMC R2500 Suburban 5.7L 6.2L nm

Gates Radiator Cap Tester Adapter for 1987-1991 GMC V3500 4.8L 5.7L 6.2L ds

Gates Radiator Cap Tester Adapter for 1991 GMC Syclone 4.3L V6 - Tools pn