2007 Arctic Cat ATVs factory service and repair manual, Page 71Get this manual

2007 Arctic Cat ATVs factory service and repair manual, Page 71

Installing Piston Rings Cleaningflnspecting Cylinder Head 1Install ring expander (4) in the bottom groove of the piston;
high spot can be noted by bright metallic finishCorrect any high spots before assembly by continuing to move the cylinder
head in figure eight motion until uniform bright metallic finish is attained 011 Rng Expander End Gap ATV-1085E 2Install
the compression rings (1 and 2) so the letter on the top surface of each ring faces the dome of the pistonRotate the rings
until the ring end gaps are on directly opposite sides of the piston (see illustration)WNOTE: The chrome (silver) ring should
be installed in the top position A CAUTION Water or parts-cleaning solvent must be used in conjunction with the wet-or-dry
sandpaper or damage to the sealing surface may result A CAUTION Measuring Cylinder Head Distortion Incorrect installation
of the piston rings will result in enqine damaqe 1Remove any carbon buildup in the combustion chamber2Lay straightedge across
the cylinder head; then using feeler gauge, check the distortion factor between the head and the straightedge CYLINDEWCYLINDER