2003 Arctic Cat ATVs from 250cc to 500cc Service Manual, Page 217Get this manual

2003 Arctic Cat ATVs from 250cc to 500cc Service Manual, Page 217

2Measure the corresponding piston diameter at point 15 mm (0.6 in above the piston skirt at right angle to the piston-pin
the cylinder head on the surface plate covered with #400 grit wet-or-dry sandpaperUsing light pressure, move the cylinder
head 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 head in figure eight motion until
uniform bright metallic finish is attained 1#1 Compression Ring End Gap #3 Thin #3 Thin Oil Ring Oil Ring End Gap End Gap
it1#2 Compression Ring End Gap and Oil Ring Expander End Gap ATV-10858 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 2Install the compression rings (l
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 according to the illustration Measuring Cylinder Head Distortion 726-306A 1Remove