1966 Formula One season a car of his own manufacture with an Australian engineered Repco V8 engine. In winning the championship in his own car, Australian Brabham became the first and (as of ) the only driver to ever win the World Championship in a car carrying his own name (the BT19 and BT20 models used were designed by Brabham's business partner Ron Tauranac). It is also the first time in the history of the World Championship dating back to that a non European or British car had won the championship. Although both Jack Brabham and his teammate, New Zealander Denny Hulme both retired
Four-wheel drive in Formula One were about the same as normal cars in terms of speed since the extra traction was negated by the added rolling resistance, although the March 2-4-0 was later to have some success in hillclimbs. It was the Williams FW08D, rather than any 4-wheeled car, which prompted FISA to ban 4WD from Formula 1 in 1982. In 1950, Archie Butterworth, an enthusiastic engineer / driver, entered his four-wheel drive AJB Special in the non-championship Formula One Daily Express Trophy meeting at Silverstone. The car retired after 1 lap in the first heat and did not participate in the final. The AJB