COMP Cams 3/8 Valve Stem Seals Posi. Stop Teflon .530 R10015S 1990-1990 Chevrolet R1500 Suburban

1990-1990 Chevrolet R1500 Suburban

1992-1996 Chevrolet C2500 Suburban

2019 Ram 1500 Classic 96

To solve this common dilemma with aftermarket heads

Cooling system components from Billet Specialties feature high quality precision machining

COMP Cams 3/8 Valve Stem Seals Posi. Stop Teflon .530 R10015S 1990-1990 Chevrolet R1500 SuburbanCOMP Cams offers a complete line of valve stem seals, from the umbrella seals to the positive stop Teflon seal. These seals are a must to keep unwanted oil from entering the combustion chamber through the clearance in the valve guides. The umbrella seal is normally used when a larger than stock diameter spring is used, in the case of a double spring, the positive stop Teflon seal is used. The umbrella seals require no machining, but with the Teflon