2000-2001 Kawasaki 1100 STX D.I. Jet Ski Factory Service Manual., Page 180Get this manual
PUMP AND IMPELLER 10-9 Pump and Impeller
Unscrew the cap bolts [A], and remove the pump cap
Hold the shaft in the impeller holder, talking care not to damage it
Remove the impeller from the pump shaft and then out the pump pull