10. CRANKCASE/CRANKSHAFT LIKE 50 2T Drive a new crankshaft bearing into the right Bearing Outer Driver Handle crankcase. Bearing Outer Driver, 37x40mm Bearing Driver Pilot, 17mm Drive a new crankshaft bearing into the left crankcase. Bearing Outer Driver Handle A Install the crankshaft into the left crankcase. Bearing Outer Driver, 42x47mm Pilot, 20mm · Apply KYMCO ULTRA motor oil or Crankcase Assembly Tool molybdenum disulfide to the crankshaft bearings and connecting rod big end. · Apply grease to the lip of the oil seal and then install it. 10-6