Bombardier SeaDoo 2001 factory shop manual, Page 514Get this manual
Section 15 TECHNICAL DATA Subsection 01 (GS MODEL)
GS Propulsion system BOMBARDIER Formula Pump Jet pump type Axial flow single stage Impeller rotation (seen from rear) Counterclockwise Transmission Direct drive Coupling type Crown splines SEA-DOO JET PUMP SYNTHETIC Oil type POLYOLESTER OIL 75W90 GL5 Steering nozzle pivoting angle 20 Minimum required water level 90 cm (35 in) Drive shaft deflection (maximum) 0.5 mm (.020 in) Impeller outside diameter 139.5 mm (5.490 in) New 0.00.4 mm (.000.016 in) Impeller wear ring clearance Wear limit 1.0 mm (.040 in) Impeller shaft end play (new) Impeller shaft radial play 0.05 mm (.002 in) Impeller pitchmaterial Progressive pitchstainless steel ADDITIONAL INFORMATION: Do not mix different brands or oil types