COMP Cams metal-body Viton valve seal (11/32") supports triple-spring configurations by offering improved sealing and necessary spring clearance. The 517-style seal has a .545" outer diameter and fits 11/32" valves with .500" guide bores, making it a durable choice where Viton resistance and space for multiple springs are required.
COMP Cams Valve Seals Metal Body Viton