OE PART #: 1304921. 1983-1992 BMW E28 533i E32 735i M30 3.2L 3.4L 3.5L 6-Cyl Crankshaft Bare OEM. 5 Series E28. 7 Series E32. This crankshaft was taken from a 1987 735i The main and connecting rod bearing surfaces are all very smooth and show only light, normal wear.