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The JE forged single piston for BMW S52B32 (86.50mm bore, 9.00:1 compression) is built for demanding performance applications. Forged in the USA from 2618 aluminum and machined to engine-specific tolerances, each piston ships with high-quality wrist pins, locks and JE Pro Seal rings. Proprietary Forged Side Relief and available skirt coatings reduce friction and weight for durable, race-ready operation.
JE Pistons BMW S52B32US 86.50mm Bore 9:1 CR 1.220in CH Single Piston
