Mahle MS forged piston set for Subaru WRX 2.5L, 100.00mm bore, 9.0:1 compression ratio, set of four. Detailed dimensions include 30.7mm compression height, 79mm stroke, 130.5mm rod length and 23mm pin diameter; the pieces are noted with 2618 alloy construction. This set is dimensioned for direct fitment where the 100mm bore specification applies.
Mahle MS Piston Set Subaru WRX 2.5L 100mm Bore 79mm Stroke Stock Rod 23mm Pin-14cc 9.0 CR Set of 4