Honda FR500 Owner's Manual page 32

Transmission Oil Change
NOTE: Change the oil when the engine is warm to
assure rapid and complete draining.
1.
2.
3.
Remove the oil filler cap and drain bolt, and
allow the oil to drain.
Reinstall the drain bolt and fill the transmission
case up to the tip of the filler cap/dipstick with
recommended oil.
Reinstall the filler cap.
Oil capacity: 1 .l Q (1.2 US qt)
(1) Oil filer hole
(2) Drain bolt