2005-2009 Honda TRX400EX/TRX400X Service Manual, Page 134Get this manual

CYLINDER HEADVALVE
CYLINDER HEAD ASSEMBLY
VALVE can ERS

SPRING RETAINER

OUTER VALVE SPRING

STE SEAL

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