1991+ Kawasaki 650 SC Factory Service Manual, Page 40Get this manual
2-20 FUEL SYSTEM
Fuel Tank
Removal
Remove: Engine (see Engine Removal and Installation chapter) Intake silenoer [A]
Disconnect the fuel hoses [A] and the fuel tank vent hose [8] If the level of the fuel is above the ,inlet neck, siphon some fuel out to prevent spilling it