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COMP Cams 3/8" Viton metal‑body valve seal specified for 3/8" valves and .530" OD guides, with a .575" outside diameter. The design maintains valve spring clearance while reducing oil leakage past the valve stem, making it suitable for performance engine assemblies and rebuilds. Viton material offers durable sealing where temperature and longevity matter.
COMP Cams Valve Seals 3/8 Viton Metal Body
