20 Lives:
Beat the hidden Pong Mini Game and you'll start the game with 20 lives.

Cheat Codes:

Effect                                      Code
Max. power for your car         Pause the game and press Up, Up, B, Right, Right, B, Down, B, Down, B, Left, Left, A, Start.
Pong Mini-Game                    At the Continue screen after Game Over, Press A 8 times, then press Start.
Random Extra Lives              When the title appears, hold A + B + Select, then press Start.

Limited Continues:
Normally, you have infinite continues in this game. If - for whatever reason - you wish to limit them, first start up the game. Before reaching the title screen, hold Start, then start a new game - you will be limited to 80 continues.