2000 Polaris Virage TX, SLX, Pro 1200, Genesis, Genesis FFI Personal Watercraft Service Manual, Page 132Get this manual
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ENGINE DisassemblyllnspectionPolaris Engines
Piston Pin Needle Bearing Inspection
1 Clean needle bearing in solvent and dry with compressed air2Inspect needle cage carefully for cracks or shiny spots which indicate wearReplace needle bearings if worn or cracked, and always replace them if piston damage has occurred
3Visually inspect piston pin for damage, discoloration, or wearRun your fingernail along the length of the pin and replace it if any rough spots, galling or wear is detectedMeasure piston pin