COMP Cams 513-16 - Valve Seals 5/16in PTFE W/.500
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Description
Description
COMP Cams 513-16 - Valve Seals 5/16in PTFE W/.500
Valve Stem Seal - Positive Stop - 5/16 in Valve Stem - 0.500 in Guide - PTFE - Set of 16
COMP's Positive Stop PTFE valve seals offer more clearance for dual springs with better sealing than o-ring or umbrella seals. These 513 seals have a .600" outer diameter and fit applications with 5/16" valves and .600" OD valve guides.
- Fits: 5/16" Valve Stems - .500" Guides (.600" Seal Diameter)
- Valves Seals keep unwanted oil from entering the combustion chamber through clearance in the valve guides
- Smaller diameter than COMP Umbrella Seals to allow use with double springs




