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This GSC Power Division exhaust valve guide is a single stopper-style service part for Subaru EZ30 PHZ2 engines, specified at 1.75 in length, 0.34 in protrusion and +.003 oversize. Provided as an individual replacement, the oversize dimension supports reconditioning where a slightly larger guide is required—confirm compatibility with the specific EZ30 head being repaired.
GSC P-D Subaru EZ30 PHZ2 1.75in Len .34in Protrusion +.003 OS Exh Valve Guide Stopper Style - Single
