COMP Cams Valve Seal Set Positive Stop Teflon .530 Guide 11/32"

If you're planning on upgrading the valvetrain in your engine, don't forget new valve seals!

COMP Cams Teflon valve seals are a must to keep unwanted oil from entering the combustion chamber through the clearance in the valve guides. The positive stop Teflon valve seal is normally used when converting to a double spring.

Set Includes:
- 16 Positive Stop Teflon Valve Seals

*With the use of Teflon seals, it is necessary to disassemble the heads and machine the top of the guide with a unique .530" diameter cutter.