Start with $45,000,000

To start the game with $45,000,000 choose an empty file, and press the
B button to go to the Shop Screen, choose any of the three cars, then
press the B button again. Move the Red Selection Box to the bottom center
square, then on Controller 1 press B, Left, B, Left, B, Right,
B, Right, B, B, B, B, Left, B, B, B, Right, B, Right, B, B. If it is
entered correctly, the Red Selection Box will be one square to the
right of the bottom center.