2005-2009 Kawasaki Brute Force 650/KVF 650 4x4 Service Manual, Page 71Get this manual
3-14 FUEL SYSTEM Carburetor
Bend the tang [A] on the float arm very slightly to change the float height
Float Height Standard: 4.0 mm (0.16 0.04 in
OMeasure the float height [A] from the mating surface [B] of float by tilting the carburetor so that the tang of the float [C] just touches the needle rod [0]At this time, the float valve [E] rod must not be depressedOlncreasing the float height lowers the fuel level and decreasing the float height raises the fuel level Assemble the carburetor and recheck the fuel levelIf the fuel level cannot be adjusted by this method, the float or the float valve is damaged