Course select:
Start a game, enter the options screen, and choose mode select. Highlight the "Options" selection and press R(2), L, R(2). A sound will confirm correct code entry. All courses will be available for selection.

Super bike:
Press L + R + X + Y + Z at the mode selection screen. Alternatively, win the cup on any course. Race the course again and beat that record by at least 1 minute 29 seconds.

Tantalus bike:
Press L(2), R(2), Left, Right, Left, Z, Y + Z at the arcade mode transmission selection screen. Wait until the countdown ends. A grey superbike with a Tantalus logo on the rider will appear when game play begins.

Special time trial:
Highlight the time trial option on the main menu and press Right, Left, Up, Down, Z. A sound will confirm correct code entry.

Music test:
Hold X + Y + Z and select arcade mode. The song titles will be displayed bottom of the selection screen.

Sheep race:
Press Up(2), Down(2), Left, Right, Z + Y at the transmission selection screen. The sound of a sheep will confirm correct code entry.

Full pause screen:
Pause game play, then press X + Y + Z.

Endurance mode:
Win each of the six GP races. .

Reversed tracks:
Finish in first place on all the courses in endurance mode.