GSC Power Division manganese bronze exhaust valve guide in stopper style for Subaru EJ205, EJ207, EJ257 and EJ257B engines, supplied as a single unit with a +0.003" oversize outer diameter. The stopper-style design and manganese bronze material provide a durable guide surface for exhaust valves and support direct-fit replacement in compatible heads.
GSC P-D Subaru EJ205/EJ207/EJ257/EJ257B Exhaust Valve Guide Stopper Style +.003in OD - Single