1998-2000 Yamaha WaveRunner GP800 Factory Service Manual, Page 70Get this manual

SERVICE POINTS
Oil pump inspection 1Inspect:

Oil pump Contaminants Damagewear Oil pump driven Damagewear

CleanReplacegear Replace

• ATV
• Jet Ski
• Outboard Motors
• Personal Watercraft
• Snowmobiles
• Stern Drives