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JE Pistons forged piston kit for Subaru EJ257 with an 83mm stroke and 100mm bore, 8.5:1 compression, supplied as a set of four. Made from 2618 aluminum and forged and machined in the USA, the pistons use JE’s Forged Side Relief forging to reduce friction and skirt width. Accumulator grooves and optional skirt coating enhance ring seal and reduce wear. Includes wrist pins, locks and JE Pro Seal rings for durable operation.
JE Pistons SUB EJ257 83mm STR 100mm Bore CR 8.5 KIT Set of 4 Pistons
