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The JE Pistons six-piston kit for BMW S50B30USA engines provides a forged, engine-specific replacement set tailored for demanding use. JE’s FSR forging and 2618 aluminum construction minimize friction and support high tensile loads. Accumulator grooves and skirt coatings are included when specified to improve ring seal and reduce wear. The complete kit comes with wrist pins, locks and JE Pro Seal rings and is made and machined in the USA.
JE Pistons BMW S50B30US 12.5KIT Set of 6 Pistons
