1998-2001 Yamaha YFM600FHM Grizzly Factory Service Manual, Page 155Get this manual

CAMSHAFT AND CYLINDER HEAD

TIMING CHAIN GUIDE INSPECTION
1.1nspect: Exhaust side timing chain guide Weardamage -7 Replace
TIMING CHAIN TENTIONER INSPECTION
1.Check: One-way cam operation (tentioner) Unsmooth operation -7 Replace

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