The JE FA20 four-cylinder forged piston kit for Subaru FA-series engines supplies a matched set of four pistons with a 3.386 in. bore and 9.50:1 compression featuring an inverted dome/dish crown. JE's Forged Side Relief (FSR) forging and 2618 aluminum construction reduce friction while retaining strength. Accumulator groove and optional skirt coating improve ring seal and wear resistance. Kit includes wrist pins, locks and JE Pro Seal rings, made in the USA.
JE Pistons FA20 - 4UGSE 9.5:1 KIT Set of 4 Pistons