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Gamecube - Speed Kings cheats

Master code:
Enter borkbork as a name.

18 best laps 
Enter the name ".lapt18" when start a new game 

All 9 driving test finished 
Enter the name ".test9" when start a new game 

All six meets won 
Enter the name ".meet6" when start a new game 

GP Mode finished 
Enter the name ".prix" when start a new game 

Unlock mirrored GP modes:
Enter the name ".prix3" when start a new game 

Set respect points 
Enter the name .resp(insert number) when start a new game to start 
with that number of repect points. 
(Example, ".resp 36" sets the respect points to 36.)

Unlock Grand Prix mode for single and multiplayer
Go to time attack and beat the best record. 

Get new bikes and levels
To get new levels and bikes you have to beat meets.