1994-2001 Yamaha Venture/V-Max 500 Series Snowmobile Service Manual, Page 41Get this manual

1994-2001 Yamaha Venture/V-Max 500 Series Snowmobile Service Manual, Page 41

_ I'ANoSJPI_ CARBURETOR TUNING _ A: Standard main jet B: Main jet whose diameter is 10010 smaller than standard C: Main jet
[E] Jet needle Full open lID Throttle opening If the Air Silencer Box is removed from the carburetors, the change in pressure
in the intake will create LEAN MIXTURE that may well cause severe engine damageThe Air Silencer Box has no effect on performance