9. DRIVE AND DRIVEN PULLEYS MXU 250R/300R Bolts LEFT CRANKCASE COVER REMOVAL Remove the five bolts. Remove the recoil starter cover. Recoil Starter Cover Gasket Remove the dowel pins and gasket. Dowel Pins Bolts Disconnect drive belt air inlet and outlet hose from left crankcase cover (see page 6-5). Remove the left crankcase cover bolts and left crankcase cover. Remove the gasket and dowel pins. 9-3