CF060A MD1343A 2. If damaged, the camshaft must be replaced. ! CAUTION Incorrect installation of the piston rings will result in engine damage. Installing Top-Side 1. Install the piston on the connecting rod making Components sure there is a circlip on each side and the open end of the circlip is directed upwards or down- A. Piston wards. NOTE: The piston should be installed so the 3 B. Cylinder arrow points towards the exhaust. NOTE: If the piston rings were removed, install them in this sequence. A. Install ring expander (4) in the bottom groove of the piston; then install the thin oil rings (3) over the expander making sure the expander ends do not overlap. Stagger the end gaps of the upper and lower thin oil rings according to the illustration. MD1213 2. Place the two alignment pins into position. Place a new cylinder gasket into position; then place a pis- ton holder (or suitable substitute) beneath the pis- ton skirt and square the piston in respect to the crankcase. ATV-1085B NOTE: Note the direction of the exhaust side of the piston (5) for correct ring end gap orientation. B. Install the compression rings (1 and 2) so the letter(s) on the top surface of each ring faces the top of the piston. Rotate the rings until the ring end gaps are on directly opposite sides of the piston according to the illustration. NOTE: The chrome (silver) ring should be MD1344 installed in the top position. 3-21