2009 Polaris Scrambler 500 4x4 2x4 factory service manual, Page 81Get this manual

2009 Polaris Scrambler 500 4x4 2x4 factory service manual, Page 81

PISTON RING INSTALLED GAP 1Place each piston ring inside cylinder using piston to push ring squarely into place as shown
cylinder taperThe cylinder should be measured for excessive taper and out of round3If the bottom installed gap measurement
exceeds the service limit, replace the ringsIf ring gap is below specified limit, file ring ends until gap is within specified
rangeNOTE: Always check piston ring installed gap after re-boring cylinder or when installing new ringsA re-bored cylinder
should always be scrubbed thoroughly with hot soapy water, rinsed, and dried completelyWipe cylinder bore with an oil rag
immediately to remove residue and prevent rust StdBushing ID: .4735 -.4740 (11.11-12.04 mm) StdShaft OD: .470 -.472 (11.93-11.99
mm) CRANKCASE DISASSEMBLY NOTE: The recoil starter, starter motor, starter drive, flywheel, stator, cam chain and sprockets