1986-1991 Kawasaki 650 X-2 Service Manual, Page 184Get this manual
20-10 SUPPLEMENT1991 MODEL Throttle Case and Cable Throttle Cable Adjustment
,Position the handlebar in the most rear position Check throttle cable adjustmento With the throttlle lever released, the stop on tile throttle pivot arm should rest ag1ainst the idle adjust screw, and there should be slight slack in the throttle cableOWhen the throttle lever is fully applied (pushed), the stop on the throttle pivot arm should be all the way up against the stop on the carburetor
Throttle Case RemovalDisassembly
Disconnect the throttle cable from the carburetor (see Throttle Cable Removal) Remove the handlebar pad Remove the tl1rottle case Remove the throttle case bolts and separate the case halves