2008 Yamaha Snowmobiles FX NYTRO Factory Service Manual, Page 218Get this manual

2008 Yamaha Snowmobiles FX NYTRO Factory Service Manual, Page 218

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VALVES AND VALVE SPRINGS

After replacing the valve guide, reface the valve seatValve guide remover (4.5): 90890-04116 Valve guide remover (4.5 mm): YM-04116 Valve guide installer (4.5): 9