COMP Cams 11/32" Viton valve seal combines strong sealing properties and spring clearance for performance applications. The 506 Viton seal has a .610" outer diameter and fits 11/32" valves with .494" OD guides, making it a suitable choice when improved sealing and compatibility with specific guide dimensions are required without altering spring geometry.
COMP Cams Valve Seal 11/32in Stem