1978 Australian Grand Prix Super Licence. The fastest lap of the demonstration was a 1:21.6 by Jack Brabham, almost 20 seconds slower than McRae's fastest lap for the Grand Prix. 1978 Australian Grand Prix The 1978 Australian Grand Prix was a motor race open to cars complying with Australian Formula 1, (commonly referred to as Formula 5000 cars). It was held on 10 September 1978 at the Sandown International Motor Racing Circuit, in Victoria, Australia. It was the forty third Australian Grand Prix held and it was the Golden Anniversary AGP with the first being run in 1928. It also doubled as Round 2
Brabham BT19 which Brabham described as "Brands Hatch on steroids". On the opening lap Brabham took the lead from Surtees, now driving a Cooper-Maserati. Brabham won after a race-long fight with the Englishman in the rain. With four wins and more finishes than any of his championship rivals, Brabham had a 22-point lead in the drivers championship and could only be caught in the championship by Surtees or Stewart if one of them won all three of the remaining races. Jack Brabham used BT19 again at the Italian Grand Prix at Monza, another high speed circuit. A second BT20 was completed at