11. CRANKCASE/CRANKSHAFT Downtown 300i ABS CRANKCASE SEPARATION Remove bolts attaching left crankcase. Place the crankcase with the left crankcase down and remove the right crankcase from the left crankcase. · Never use a driver to knock the crankcase mating surfaces apart. Engine oil screen Remove the engine oil screen. Left Crankcase Crankshaft Remove the crankshaft from the left crankcase. 11-3