11. CRANKCASE/CRANKSHAFT Downtown 300i ABS CRANKCASE ASSEMBLY Left Crankcase Install a new oil seal onto the left crankcase. Place the left crankcase down and install the crankshaft into the left crankcase. · Avoid damaging the oil seal. · Apply grease to the lip of the oil seal. Dowel Pins · Avoid damaging the crankcase mating surfaces. Crankshaft Install the two dowel pins. Place the right crankcase over the crankshaft and onto the left crankcase. · Install the right crankcase squarely and do not tap it with an iron or plastic hammer. Install and tighten the right and left crankcase attaching bolts. Install the engine oil screen. · To install the crankshaft or crankcase, must be replaced in pair. Crankcase Crankcase mark Bearing Crankshaft Crankshaft mark A B C D A black green green Red B green green Red 11-5