2003-2004 GP1300R WaveRunner Service Manual, Page 159Get this manual
JET PUMP
IMPELLER DUCT AND DRIVE SHAFT
5Install: Rear bearing
Drive shaft needle bearing depth stop: YB-34474 NOTE: Press the bearing innerouter race at the same time holding the drive shaft and impeller duct If bearing innerouter race attachment is not available, use washer or pipe with an outer diameter of 4750 mm (1.851.97 in) and an inner diameter of 2125 mm (0.83 0.98 in)