2008 Arctic Cat ATVs factory service and repair manual, Page 285Get this manual
=NOTE: The chrome (L-shaped) ring must be installed in the top positionThe ring marked RN must be installed in the middle position Measuring Piston Skirt Cylinder Clearance 1Measure the cylinder front to back in six places
A CAUTION
Incorrect installation of the piston rings will result in engine damage
CYLINDER ASSEMBLY
iNOTE: If the cylinderlcylinder head assembly cannot be trued, they must be replaced
Cleaningllnspecting Cylinder
1Wash the cylinder in parts-cleaning solvent2Inspect the cylinder for pitting, scoring, scuffing, warpage, and corrosionIf marks are found, repair the surface using cylinder hone (see Honing Cylinder in this sub-section)3Place the cylinder on the surface plate covered with #400 grit wet-or-dry sandpaperUsing light pressure, move the cylinder in figure eight motionInspect the sealing surface for any indication of high spotsA high spot can be noted by bright metallic finishCorrect any high spots before assembly by continuing to move the cylinder in figure eight motion until uniform bright metallic finish is attained