Wacky Races (PlayStation)
CheatingDome.com
Cheat codes
At the cheat code screen type the following to get the correspoding cheat:
CHIMPGIVEAWAY - All tracks
GADGETCLEAROUT - All gadgets
MONKEYSPOILERS - All cars
FASTCARSAGOGO - Dastardly difficulty
Kid Mode
At the cheat menu type THOSEWACKYKIDS and you will have unlocked kid mode.