Smash, destroy and immobilize the opponents, until only one vehicle is left. These are the rules of ...
A Banger race is distinct from a demolition derby as the objective of the latter is not to turn laps, but to smash, destroy and ultimately immobilise the opposition, until only one vehicle is left. On many occasions, though, the last event of the day at a banger racing event may be a demolition derby and, the cars are already well used before being partially or fully destroyed.