SnoCross: Championship Racing cheats and cheat codes for Dreamcast

Go to the main menu and enter the following cheat codes:

Unlock Demo mode
Hold R and press Up, Up, Up, Down, Down, Down.

Unlock GoCart
Hold R and press Right, Right, Left, Left, Right, Right.

Unlock Calgary track in single player mode:
Hold R and press X, A, B, B, A, X.

Unlock Kiruna (cartoon) track in single player mode:
Hold R and press Right, Up, Left, B, Y, X.

All leagues, tracks, and snowmobiles
Hold R and press Up, Y, Up, Y, Up, Y.

Unlock ATV
Hold R and press Up, Right, Down, Up, Right, Down.