2004 Official factory service manual for Yamaha YFZ450S ATV Quad., Page 160Get this manual

VALVES AND VALVE SPRINGS

Order 10 11

JobPart Stem seal Lower valve spring seat Exhaust valve Intake valve Intake valve 2

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