
The Wiseco Professional Series forged piston set for Subaru EJ25 DOHC 4v applications is supplied as a set of four with premium rings. This kit specifies a 100.00 mm bore, 30.25 mm compression height and a 0.9055 in. pin diameter. Forged from 2618 aluminum, it features precision ring grooves, anti‑detonation profiling, ArmorGlide skirt coating and forced pin oiling for heavy to severe duty builds.
Wiseco Subaru EJ25 DOHC 4v InvDme -23cc 100mm Piston Shelf Stock Kit