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JE Pistons forged 6-cylinder piston kit for the BMW S50B30 combines race-proven forged design with engine-specific machining and includes premium wrist pins, locks and JE Pro Seal rings. Manufactured in the USA from 2618 aluminum forgings, these pistons incorporate features such as proprietary Forged Side Relief geometry, optional accumulator groove and skirt coatings where applicable to reduce friction and improve durability in high-demand applications.
JE Pistons BMW S50B30US 86.25mm Bore 9:1 KIT Pistons Set of 6
