Enter these codes while during gameplay!
---------------------------------------------
SPAMFORREST  Instant Handbrake
BIG BOTTOM  Bodywork Trashed
GOOGLEPLEX  Under Water Ability
GIVEMELARD  Mega Bonus (loadsa Money)
SPAMSPAMSPAMSPAM Pedestrians Glued to Ground
SMALLUDDERS  Giant pedestrians
SUPERHOOPS  Explosive pedestrians
IGLOOFUN  Hot rod (Huge Speed Increase)
FUNNYJAM  Turbo Pedestrians
IHAVESOMESPAM  Gravity has Gone Strange
MOOSEONTHELOOSE  Pinball Mode
CHICKENFODDER  Bouncy Bouncy
BUYOURNEXTGAME  Oh dear, Jelly Suspension
ILOVENOBBY  Pedestrians Shown on Map
RUSSFORMARIO  Pedestrian Electro-Bastard Ray
HAMSTERSEX  Blind Pedestrians
NAUGHTYTORTY  Pedestrian Respawn
INTHELOFT  Drugs
BOYSFROMTHEBUSH  Grip-o-matic Tires
TRAMSARESUPER  Pedestrian Harvest (Pedestrians Stick to Car)
ISLANDRULES  Vesuvian Corpses
RABBITDREAMER  Gravity from Jupiter
---------------------------------------------------- 

On the race/car selection screen type :
KEVWOZEAR - This unlocks all races/all cars/all car upgrades
IWANTTOFIDDLE - Unencrypt all external text files. This is great for altering with the weights/properties of objects and changing the physics of the game. 

Type in JOYRIDER at the network race-type selection screen and you'll get access to all cars for network play. You'll need to select 'all' cars in the options screen to use them. This works with manual or random car selection.

Type IBETYOUCANTPRINTCUNT when in a race
F4 - Swap between ingame modes, mostly for track and car editing.
Edit mode - CHEATS:
-----------------------------------------------------
1   Credits (large)
2   Peds glued to ground
3   Giant Peds
4   Explosive Peds
5   Hot Rod
6   Turbo Peds
7   Invulnerability
8   Free Repairs
9   Instant Repair
0   Credits (small)
Shift + 1  Underwater ability
Shift + 2  Time bonus
Shift + 3  Bodywork Trashed
Shift + 4  Mine
Shift + 5  Frozen Opponents
Shift + 6  Frozen Cops
Shift + 7  Turbo Opponents
Shift + 8  Turbo Cops
Shift + 9  Lunar Gravity
Shift + 0  Frozen Timer
Shift + Alt + 1  Bouncey Bouncey
Shift + Alt + 2  Instant Handbrake
Shift + Alt + 3  Peds from Hades
Shift + Alt + 4  Turbo
Shift + Alt + 5  Mega Turbo
Shift + Alt + 6  Blind Peds
Shift + Alt + 7  Ped Respawn
Shift + Alt + 8  5 Free Recoverys
Shift + Alt + 9  Solid Granite Car
Shift + Alt + 0  Explosive Peds
CTRL + 1  Drugs
CTRL + 2  Gripomatic Tyres
CTRL + 3  Ped Harvest
CTRL + 4  Vesuvian Corpses
CTRL + 5  Gravity from Jupiter
CTRL + 0  Rock Springs
Alt + 1   Wall Climber
Alt + 2   Bouncey Bouncey
Alt + 3   Jelly Suspension
Alt + 4   Show Peds On Map
Alt + 5   Ped Electro-Bastard Ray
Alt + 6   Greased Tyres
Alt + 7   Acme Damage Magnifier
Alt + 8   Gravity from Jupiter
Alt + 9   Turbo Opponents
Alt + 0   Pinball mode