Nascar Rumble Game System: Sony Playstation Cheat Category: Cheat Game Company: Unknown Game Category: Unknown Hint, Cheat, Walkthrough:   Nascar Rumble ============= Submitted by: djtick@att.net To unlock The extra cars such as the chicken truck etc... You have to find the golden wrenches on certain boards. More than likely the golden wrenches are towards the end of the race. Before you pass the finish line. Look for extra roads and places that seem to be hidden away. Also check out every short cut for hidden passages. If you find some of these wrenches please tell were you found them! To unlock you pro and elite cars you have to win everything in the cattegory before that level with a silver trophy or better. Here is a code that should get you a few unlocked cars that are all in pro mode: J8QTAYHZM9