Race as a Boulder

You can transform all the bikes, including your own, into rolling boulders. Start a new Contest and at the bike selection screen press R. You should now be in the name entry mode. Press R again to switch to be in lower case. Enter the word "roller" (lower case) and you will hear a confirmation sound. Start the race and the boulder cheat is activated.

Fish Eye Lense

This trick will speed up the scenery as it goes past you. Go to the Contest mode, enter your name by pressing R, then press R to switch to lower case in the name entry menu. Enter the word "fisheye" (case sensitive) . You will hear a confirmation sound to tell you that the trick is activated. The screen will be blury and the game will appear to move faster.