Honda ARX1200N2 2004 Owner's Manual page 247

Quick Reference
Scheduled Maintenance
Pre-ride Inspection
Fuel/Capacity
Engine Oil
Maximum Weight
Capacity
Spark Plugs
Fuses
Quick Reference
Initial: 10 hours
Regular: every 100 hours or 6 month
Check the following items each time before you ride (page 56) .
Jet pump water intake, hull, bilge drain plugs, loose parts, latches, engine
compartment, engine oil, fuel and oil leaks, bilge, reverse system, start
check, fuel level, handlebar, throttle lever, lock clip
Unleaded premium gasoline, pump octane number 91 or higher
16.64 US gal (63.0R)
API Service Classification SG or higher, SAE 10W-40, JASO 4T Standard
MA or MB, Pro Honda GN4, HP4 or HP4M 4-stroke oil or equivalent
338 lbs (153.5 kg)
rider, passenger, all cargo and accessories
standard: IMR9D-9H
main: 30 A
other: 5 A, 7.5 A