2004-2009 Honda TRX450R/TRX450ER Service Manual, Page 331Get this manual

CRANKCASETRANSMISSIONCRANKSHAFTBALANCER (After '05) REED VALVE INSPECTION Check the reed valve for fatigue or damageCheck the reed valve stopper for cracks, damage or deformationCheck the seat rubber for deterioration or damage
VALVE STOPPER

REED VALVE

SEAT RUBBER

TRANSMISSION

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