COMP Cams Teflon Valve Seals - 3/8 w/ .500 Guide Threaded Insert Tool Kit 5"W x 4"H x 6

5"W x 4"H x 6

Includes spring compression tool

Special casting materials

1975-1978 GMC C25 Suburban

and easily installs with hook and loop fasteners

COMP Cams Teflon Valve Seals - 3/8 w/ .500 Guide Threaded Insert Tool Kit 5"W x 4"H x 6COMP's Positive Stop PTFE valve seals offer more clearance for dual springs with better sealing than O ring or umbrella seals. These 512 seals have a . 600" outer diameter and fit applications with 3 8" valves and . 500" OD valve guides. The COMP Cams philosophy has never changed: make the highest performing products possible and lead the industry in technological development. One thing COMP Cams has never forgotten: Performance is defined by what