11. CRANKCASE/CRANKSHAFT/ BALANCE SHAFT ATV 150/125 CRANKCASE SEPARATION Remove the left and right crankcase attaching bolts. (Refer to chapter 10) Separate the left and right crankcase halves. Do not damage the crankcase gasket surface. Crankcase Bolts Remove the gasket and dowel pins. Gasket Balance Shaft Dowel Pins Remover balance shaft from the left crankcase. Crankshaft 11-3