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The Wiseco Professional Series forged piston for Subaru EJ257 (99.50 mm bore, 30.70 mm compression height) is built for heavy-duty race and high-RPM applications. Forged from 2618 aluminum in the USA and supplied with premium rings, it features precision ring grooves, an anti-detonation groove, ArmorGlide skirt coating for reduced friction and seizure resistance, forced pin oiling and machining tolerances aimed at serious builders and racers.
Wiseco Subaru EJ257 WRX/STI 4v Dish -19cc 99.5 Piston Shelf Stock
