2008 Yamaha Snowmobiles FX NYTRO Factory Service Manual, Page 245Get this manual

2008 Yamaha Snowmobiles FX NYTRO Factory Service Manual, Page 245

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CONNECTING RODS AND PISTONS
Piston size (standard) (P): 81.95081.965 mm (3.22643.2270 in) If out of specification, replace the piston and piston rings as set3rd step: Calculate the piston-to-cyl