2006 Arctic Cat ATVs 400/400TBX/400TRV/500/500TBX/500TRV/650H1/650 V-Twin Service Manual, Page 262Get this manual

2006 Arctic Cat ATVs 400/400TBX/400TRV/500/500TBX/500TRV/650H1/650 V-Twin Service Manual, Page 262

Removing Piston Rings 1Starting with the top ring, slide one end of the ring out of the ring-groove Measuring Piston Pin
as tool, clean carbon from the ring-groovesBe sure to position the ring with its tapered side up ATV-1070 ! CAUTION Improper
cleaning of the ring-grooves by the use of the wrong type of ring-groove cleaner will result in severe damage to the piston
2Insert an inside dial indicator into the piston-pin boreThe diameter must not exceed specificationsTake two measurements
to ensure accuracy 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 specificationsATV-1069 Measuring Piston Skirt Cylinder Clearance 1Measure the cylinder front