GSC P-D exhaust valve guide stopper style OVERSIZE +.003 for Subaru EZ30 PHZ 1 is a single oversize replacement guide sized +.003. Supplied for applications needing the larger exhaust guide, it is intended for rebuilds and repairs on the EZ30 PHZ 1 where oversize guides are necessary to achieve correct valve clearances.
GSC P-D Subaru EZ30 PHZ 1 Exhaust Valve Guide Stopper Style OVERSIZE +.003 - Single