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The GSC Power Division exhaust valve guide set for Subaru EZ30 PHZ-1 engines provides stopper-style exhaust valve guides sold as a complete set for head rebuilds and maintenance. It replaces worn guides to restore proper valve movement and sealing during operation. This set is intended specifically for Subaru EZ30 PHZ-1 fitment and supports routine valve-train servicing.
GSC P-D Subaru EZ30 PHZ 1 Exhaust Valve Guide Stopper Style - Set
