Various cheats
     The following codes are typed at the main screen:

CHASE 
     This  cheat  makes  the opponents chase you as long as you are in
front. You can make them jump, fly, crash etc.

HOLLYWOOD
     Bonus track.

KCJONES
     You drive a rainbow colored car. (3Dfx only)

MAD
     Instead  of  dust  flying  behind your wheels, cows start flying!
(3Dfx only)

PIONEER
     You get pioneer engines.

RAIN
     Enables  rainy weather. (Mystic Peaks and Pioneer Proving Grounds
only)

REXHOUR
     All T-REX.

ROADRAGE
     When you honk, all the cars in front of you will crash, opponents
too!

RUSHHOUR
     More traffic.

SCHOOLZONE
     Same as above, but instead of limos, you get buses.

SILSPD
     Type  as  your  name  when  you receive a record to make your car
heavier.

SLIP
     Makes the track slippery.

SLOT
     This enables the computer to drive for you.

VIP
     All traffic will be limos, including you.

For the Extra Cars type:

FZR2000 - FZR2000 (duh!)
TOMBSTONE - Daytona Tombstone Racer
BOMBER - Bomber BFS

For Civilian Cars type:

GO18 - School Bus
"19 - Commanche Pickup Truck
"21 - Semi    
"23 - Audi Quattro
"27 - VW Fastback
"31 - Army Truck
"34 - Monolithic Studios Tour Bus
"35 - Limo
"36 - Mazda Miata
"39 - Supercharged bus
"40 - Wooden Crate
"41 - Wooden Cart
"42 - Wooden Stand
"43 - T-REX
"44 - Wooden Trailer
"45 - S.Stand 1
"46 - "2
"47 - "3
"48 - Log
"49 - Steel Crate
"50 - Box of Beer
"51 - Big Block of Stone

9 Camera Views:
     During  the  black  screen  after loading press and hold c, b and
RIGHT  SHIFT  6  times.  Then after the camera zooms to the car at the
beginning  of  the  race  press and hold these keys 6 times again. You
will now be able to drive in 9 different camera views.

Night Racing:
     Hold N while the game is loading to race in the dark.