Use this in conjunction with the respective pistons and rods to stroke your M50 or S50us engine to a larger displacement.
Our price includes the BMW core charge, but does not include bearings.
BMW Part Number: 11 21 1 403 867
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Coupon LABOR10 has been activated!Your discount is:All products not in the category "Engine Components/BMW Stroker Kits & Crankshafts" are 10% off.