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GSC Power Division Viton valve stem seals for Subaru EJ series are supplied as 6mm seals in bulk sets. These Viton seals use a heat-resistant elastomer suited to sealing valve stems under operating temperatures common to performance engines. They’re intended as direct replacement seals where a 6mm Viton specification is required, offering a reliable seal material choice for routine rebuilds and maintenance.
GSC P-D Subaru EJ Series Viton 6mm Valve Stem Seal - Set of 500
