2004 Official factory service manual for Yamaha YFZ450S ATV Quad., Page 172Get this manual

CYLINDER AND PISTON

fIf out of specification, replace the cylinder, and the piston and piston rings as setLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLL

EBS00250

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