Comp Cams 11/32 TEFLON SEAL Full Metal Designs Custom 1977 Ford F-100 XLT

Custom 1977 Ford F-100 XLT 1976 - 1978 Ford F-150 Base 1975 - 1979 Ford F-150 Custom

5i Premium 2015 - 2017 Subaru Outback 3

1994-1998 Nissan Skyline (R33)

Silverado 1990 - 1991 Chevrolet C1500 WT

Comp Cams 11/32 TEFLON SEAL Full Metal Designs Custom 1977 Ford F-100 XLT11 32 PTFE SEAL COMP Cams offers a complete line of valve stem seals, from the stock GM "O Ring" to the positive stop PTFE seal. These seals are a must to keep unwanted oil from entering the combustion chamber through the clearance in the valve guides. The "O Ring" seals use the standard retainer and oil splash shield. 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