Championship Motocross cheats and cheat codes for Playstation

Enable Big head mode:
Go to the name entry screen and enter the following code as a name:
"GROSSE_TETE"
You can enter also this code after finished a race. Note: The underscore "_"
indicates a space. -

All tracks available:
Go to the name entry screen and enter the following code as a name:
"DIRT_TRACKS"
You can enter also this code after finished a race. Note: The underscore "_"
indicates a space. -

All classes available:
Go to the name entry screen and enter the following code as a name:
"ALL_EVENTS"
You can enter also this code after finished a race. Note: The underscore "_"
indicates a space. -

Mirror mode:
Go to the name entry screen and enter the following code as a name:
"OPPOSITE_LOCK"
You can enter also this code after finished a race. Note: The underscore "_"
indicates a space. -

Fox movie:
Go to the name entry screen and enter the following code as a name:
"LIVE_ACTION"
You can enter also this code after finished a race. Note: The underscore "_"
indicates a space. -

Completion bonuses:

Mirror mode
Finish the open class championship. Then, go to "Options" and select the
"Race Settings" to access the "Mirror Mode" option.

Fox movie:
Finish the 125 cc, 250 cc, and 500 cc classes. - Then, go to "Options" and
select the "Extras" to watch the Fox movie.