2007 Arctic Cat ATVs 400/500/650/700 Service Manual, Page 315Get this manual

2007 Arctic Cat ATVs 400/500/650/700 Service Manual, Page 315

Installing Piston Rings Install ring expander (4) in the bottom groove of the piston; then install the thin oil rings (3)
RN must be installed in the middle position ATV-1069 Measuring Piston Skirt Cylinder Clearance 1Measure the cylinder front
to back in six places ! CAUTION Incorrect installation of the piston rings will result in engine damage CYLINDER ASSEMBLY
2Measure the corresponding piston diameter at point 15 mm (0.6 in above the piston skirt at right angle to the piston-pin
boreSubtract this measurement from the measurement in step 1The difference (clearance) must be within specifications NOTE:
If the cylindercylinder head assembly cannot be trued, they must be replaced CleaningInspecting Cylinder 1Wash the cylinder