2004-2005 Honda TRX450R Factory Sevice Manual, Page 101Get this manual

FUEL SYSTEM Install new O-ring into the carbureto body gr ov e
Insta ll he op cover and tighte he four screw

secu rely
Install th ai vent hoses
AIR VENT HOSES

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