Bombardier SeaDoo 1997 factory shop manual, Page 322Get this manual
Section 12 TECHNICAL DATA Sub-Section 03 (GSX MODEL)
PROPULSION Propulsion system Jet pump type Impeller rotation (seen from rear) Transmission Coupling type Oil type
GSX (5624) Bombardier Formula Pump Axial flow single stage Counterclockwise Direct drive Crown splines SEA-DOO JET PUMP SYNTHETIC POLYOLESTER OIL 75W90 GL5 Steering nozzle pivoting angle 26 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) Impellerwear ring New 0.00.4 mm (.000.016 in) clearance Wear limit 1.00 mm (.040 in) Impeller shaft end play (new) 0.120.54 mm (.005.021 in) Impeller shaft side play 0.05 mm (.002 in) Impeller pitchmaterial Progressive pitch 1623stainless steel ADDITIONAL INFORMATION: Do not mix different brands or oil types