1964 Australian Grand Prix 1964 Australian Grand Prix The 1964 Australian Grand Prix was a motor race held at the Sandown Park circuit in suburban Melbourne, Victoria, Australia on 9 February 1964. It was the twenty ninth Australian Grand Prix and was also Round 5 of the 1964 Tasman Series and Round 1 of the 1964 Australian Drivers' Championship. The race was open to Racing Cars complying with the Australian National Formula or the Australian 1½ Litre Formula. Defending winner Jack Brabham won the race driving a Repco Brabham. It was his third and final Australian Grand Prix victory. Results as follows: A "science-fiction"
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