GameShark Codes for:

4 Wheel Thunder

Effect                                   Code

999 Points                               1FB414BB000003E7

Infinite Cash                            821B8F2A00000010

Indoor Tracks                            27E7616C00000007
 
Outdoor Tracks                           F65994AF00000007
 
Practice Tracks                          11D4D4B800FFFFFF
 
All Trucks                               2846216EE0701041
                                         9721AE1E