7. CYLINDER HEAD/VALVES PEOPLE 125/150 Cylinder Head Cover CAMSHAFT REMOVAL Remove the center cover. Remove the four cylinder head cover bolts to remove the cylinder head cover. bolt O-ring Remove the cam chain tensioner cap screw and the O-ring. Tensioner Screw Turn the cam chain tensioner screw clockwise to tighten it. Camshaft Gear Turn the flywheel counterclockwise so that the "T" mark on the flywheel aligns with the index mark on the crankcase to bring the round hole on the camshaft gear facing up to the top dead center on the compression stroke. Round Hole Punch Marks 7-4