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Manley piston set for Subaru 2.5L EJ257 (WRX/STi) with a 99.55mm bore, 1.209in compression height and -22.00cc crown volume. As part of the "Platinum Series," these forged 2618 alloy pistons incorporate cam-and-barrel skirt profiles, tool steel wrist pins, and moly skirt coatings where specified. Manley’s manufacturing fixturing ensures accurate ring groove to skirt squareness and precise ring lands for dependable seal in tuned engine applications.
Manley Subaru 2.5L EJ257 WRX STi Piston Set - 99.55mm Bore 1.209in CH, -22.00 CC
