These are some cheats for wip3out that I found out. They may be useful to you.
First go to options, then select the game setup screen, then type the names which are in capitals as the default name;
WIZZPIG : open all trcks
JAZZNAZ : open all teams
DEPUTY : infinate weapons
GEORDIE : unlimited thrust and shields
We have more cheats and tips for this game here, Wip3out cheats
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