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The Wiseco Professional Series forged piston set for Subaru EJ22 applications is a four‑piston kit with a 97.50 mm bore and 33.32 mm compression height offered as a shelf‑stock set. Built for heavy to severe duty race and performance builds and supplied with premium rings, these pistons are forged and machined in the USA from 2618 aluminum. Features include precision ring grooves, an anti‑detonation groove, ArmorGlide skirt coating, forced pin oiling and fully machined crowns for durable, race‑capable service.
Wiseco Subaru EJ22 Inv Dome -20cc 97.5mm Piston Shelf Stock Kit
