Yamaha BANSHEE YFZ350N Owner's Manual page 125

12. Remove the carburetors and then remove
the float chambers.
1. Float chamber
13. Remove the floats and needle valves.
1. Float
14. Change the main jets and the jet needle
NOTE:
Optional main jets can be obtained at a
Yamaha dealer.
q
8-23
q
2. Needle valve
clip positions. (See page 8-20.)
e
w
3. Main jet