Moto GP 2 cheats and cheat codes for Playstation 2

Play in legends mode:
Unlock all challenges 62 through 66. 
Challenge 67 should be the legends mode.

Unlocking characters easily:
Begin a stunt mode and win the race in professional mode.
Burn out at the start until the counter reaches near 30000 
but do not go off the track.
To unlock every characters, do this for about 8 tracks.
Required a bike with at minimim half of the all stats bar.