11.CRANKCASE/CRANKSHAFT/ BALANCE SHAFT ATV 300/250 Timing Chain CRANKCASE/CRANKSHAFT/BA LANCE SHAFT REMOVAL Remove the timing chain from right crankcase. Bolts Remove the left and right crankcase attaching bolts. Separate the left and right crankcase halves. Do not damage the crankcase gasket surface. Remove the gasket and dowel pins. Crankshaft Remove the crankshaft from the left crankcase. 11-3