1991+ Kawasaki 650 SC Factory Service Manual, Page 33Get this manual
FUEL SYSTEM 2-13
o If the mixture screws need to be removedcheck number of return
rotations of mixture screws beforehand
eTa, remove the mixture screws, turn them counterclockwise until they come outDo not lose the spring [AJ, washer [8], and O-ring [C] on each screw
Carburetor Assembly Notes
elf the mixture screws were removed, install then, as shown
AHigh Speed Screw