More Money
At the Menu screen press the following to get ten thousand dollars:
Up
Down
Left
Right
Z
Left
Left
Unlock Everything
At the Title screen press the following to unlock everything:
Z
Z
Up
Down
R
R
Left
Right
Unlock Richard Petty
Unlock Richard Petty by beating every challenge.
Beat The Heat points
In Beat the Heat mode press the following to gain 10 points or more:
Up
Down
Left
Right
Z
Up
Up
Accumulate a maximum of 480 points by repeating this code