Thunder Races

Cars are turned over and fitted with additional wheels to compete in a race in the opener of this series.

A car race in which looks are as important as engineering know-how.

Minis are modified to become off-road racers capable of popping wheelies front end first and in reverse.

Three teams compete to construct submersible off-road vehicles.

The teams transform old junkers into topflight racers.

The Ball and Socket Challenge has teams chopping cars in half and reconnecting them with articulated ball-and-socket joints.

Adrian Simpson and Rachael Simmonite oversee the proceedings as teams convert beloved bangers into off-road racers for use on an obstacle course

Three teams convert ordinary vans into monster trucks.

16 Wheeler

Three teams race each other for the top prize.