Activision Code:
0E3C7DF21645EBB3
0C17A7BFF8A07CEF

Racers don't race:
3C1E04CFFBDCFEF6
3C1E04D3F8FCFEFE

All Worlds, Tracks and Racers in Arcade Mode:
3C298397FBDCFEF6
3C29839BF8FCFEFE
3C2983A3F8FCFEFE
3C2984FBFBDCFEF6
3C2984FFF8FCFEFE
3C298407F8FCFEFE