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Wiseco Professional Series forged piston for Subaru EJ257 engines, 99.75 mm bore with a –19 cc dish, sold as a single. These race-focused pistons are forged from 2618 aluminum and feature precision ring grooves, anti-detonation groove, ArmorGlide skirt coating for seizure resistance and reduced friction, and forced pin oiling. They are engineered for heavy-duty race applications.
Wiseco Subaru EJ257 WRX/STI 4v 99.75mm Bore -19cc Dish Piston (Single)
