NASCAR THUNDER 2004 TIPS & TRICKS
Faster car
To get a faster car in any mode, hold the Left Analog-stick in the direction that you are driving.
Driving locked car part
In multi player mode, you can drive a locked car. This only works with one person at a time. Have a player choose their car, then have the other player go to the same car. Have them change to a locked car. After that, they can choose their car.