
The Cometic Viton ring-and-band valve stem seals measure 11/32 x 0.563 x 0.470 x 0.690 inches and are supplied as a 16-pack. Positive ring and band construction combined with Viton material provides heat-resistant sealing; Cometic evaluates its gaskets and seals in-house with dyno and track testing to validate reliability across street and competition applications.
Cometic 11/32in x .563in x .470in x .690in Viton Ring & Band Valve Stem Seal - 16 Pack