8. CYLINDER HEAD/VALVES MXU 500 IRS CAMSHAFT REMOVAL/INSPECTION/ INSTALLATION Bolt Washer REMOVAL Remove the cylinder head cover (refer to the "CYLINDER HEAD COVER REMOVAL/INSTALLATION" section in this chapter). Turn the crankshaft clockwise and align the "T" mark on the flywheel with the index mark on the right crankcase cover (refer to the "VALVE CLEARANCE"section in the chapter 3). Spring Remove the cam chain tensioner lifter sealing bolt, spring and sealing washer. Cam Chain Tensioner/Gasket Remove the two bolts, cam chain tensioner and gasket. Cam Chain Guide Remove the two bolts and cam chain guide. 8-7