Matching the 6 wheel F1 car and raising you the Brabham-BT46B. It generated an immense level of downforce by means of a fan, claimed to be for cooling, but which extracted air from beneath the car. When the throttle was applied the car could be seen to squat down on its suspension. The car only raced once in this configuration in the F1 World Championship— winning. The concept was deemed illegal by the FIA before the car could race again. The BT46B therefore preserves a 100% winning record.