2002-2006 Yamaha SX Viper 700 Series Snowmobile Service Manual, Page 56Get this manual

2002-2006 Yamaha SX Viper 700 Series Snowmobile Service Manual, Page 56

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CARBURETOR TUNING Main jet selection chart
Diagnosis Carburetors are tuned properlyMixture is too richMixture is too lean

Replace the main jet with the next smaller sizeReplace the