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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. These "Platinum Series" forged pistons use domestic 2618 alloy forgings and cam-and-barrel skirt profiles to deliver power-friendly geometry while protecting cylinder walls. Tool steel wrist pins and select moly skirt coatings, along with exacting ring lands and grooves, help maintain reliable ring seal in high-output engines.
Manley Subaru 2.5L EJ257 WRX STi Piston Set - 99.55mm Bore 1.209in CH, -22.00 CC
