"To use these cheats, go to save your game, then type in the cheat codes in slot 10:

NOAICARS  = No AI racers in the LAN game
STICKIER  = No 3D collisions
AARDVARK  = All collisions turned off
ITSLATE   = No special effects (3Dfx version only)
CREDITZ   = Show Credits with cool pics
SRACLLA   = Unlock All Cars
LEVELLLA  = Unlock All Tracks
SPAZZY    = Test Drive on Acid
BANDW     = Black & White Mode
MIKTROUT  = BIG Cars
MPALMER   = Mini Cars
GONZON    = Fast Forward Mode
GONZOFF   = FF Mode Off
BIRDVIEW  = View From Above
NITROXXX  = nitro boost with horn button
BOBCRED   = extra credits
COLOUR    = changes screen back to color when in B and W mode"
