2002-2006 Yamaha SX Viper 700 Series Snowmobile Service Manual, Page 299Get this manual

2002-2006 Yamaha SX Viper 700 Series Snowmobile Service Manual, Page 299

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YAMAHA POWER VALVE SYSTEM (Y.P.V.S ADJUSTMENT YAMAHA POWER VALVE SYSTEM (Y.P.V.S PRE-SEASON CHECKS Loosen the bolts 11 INSP ADJ
Y.P.V.Svalve clearance: 2.0 3.5 mm (0.08 0.14 in) Turning inCleara