Enter "ZAKARY X" as a name to unlock all trucks and cheat options.
Faster vehicles (alternate) - Note: This procedure involves editing a
game file; create a backup copy of the file before proceeding. Enter the
"vehicles" sub-directory inside the game directory. Use a utility such as
WinZip or PKUnzip to extract the "physics.txt" file from any of
the .zip files. Use a text editor to edit the "physics.txt" file and
change the //idealMaxSpeed entry to "200". Save the file and add it back
to the original .zip file. The top speed bar will be full for the vehicle
when the game is played.