The 1973 Tasman Series was a motor racing competition staged in New Zealand and Australia[1] for cars complying with the Tasman Formula.
[2] The series, which began on 6 January and ended on 25 February after eight races,[1] was the tenth Tasman Series.
[3] Officially known as the Tasman Championship for Drivers, it was organised jointly by the Motorsport Association New Zealand Incorporated and the Confederation of Australian Motor Sport.
[1] The series was contested over eight rounds.
[1] Points were awarded at each race on the following basis:[8] All races were counted towards the final totals for each driver.