2005 Arctic Cat ATVs factory service and repair manual, Page 346Get this manual

2005 Arctic Cat ATVs factory service and repair manual, Page 346

Measuring Piston Pin (Outside Diameter) and Piston-Pin Bore 1Measure the piston pin outside diameter at each end and in the
in severe damage to the piston Measuring Piston-Ring End Gap (Installed) 1Place each piston ring in the wear portion of the
cylinderUse the piston to position each ring squarely in the cylinder2Using feeler gauge, measure each piston-ring end gapAcceptable
ring end gap must be within specifications Measuring Piston Skirt1 Cylinder Clearance 1Measure the cylinder front to back
in six places 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 specificationsInstalling
Piston Rings 1Install 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 overlapStagger the end gaps of the upper and lower thin oil rings according