2004-2007 Honda Aquatrax ARX1200N3/T3/T3D Factory Service Manual, Page 344Get this manual

CRANKSHAFTBALANCER (ARX1200T3T3D)PISTON
CRANKCASE SEPARATION
Remove the following: engine page 9-5 cylinder head (page 10-12) flywheel and balancer gears (page 11-5) KNOCK SENSOR ENGINE OIL TEMPERATURE SENSOR

Take care not to damage the cam chain when placing the engine with the upper side downRemove the following from the crankcase:

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