European Datel Codes: Requires a Datel Action Replay 
Cartridge: 

        Unlimited Time                   80076DE8 1000 
        Player 1 invincible              300D41FA 0000 
        Player 2 invincible              300D3596 0000 
        L2 for lots of Money Player 1    D4000000 0001 
                                         80076DEC FFFF 
                                         D4000000 0001 
                                         80076DEE 00FF 
                                         D4000000 0001 
                                         80078480 FFFF 
                                         D4000000 0001 
                                         80078482 00FF 
        Press R2 to win race (0 zombies) D4000000 0002 
                                         8006C068 0000 
        Press L2 & R2 for all cars       D4000000 0003 
                                         50000F02 0000 
                                         80078484 0101