1973 / Tasman Cup
Jan
6
XX New Zealand Grand Prix
Pukekohe Park Raceway
Jan
13
XIV Levin International
Levin Motor Racing Circuit
Jan
20
XXII Lady Wigram Trophy
Wigram Airfield
Jan
28
XVI Teretonga International
Teretonga Park
Feb
4
VI Surfers Paradise 100
Surfers Paradise International Raceway
Feb
11
XIII Warwick Farm International 100
Warwick Farm Raceway
Feb
18
XI Sandown International
Sandown International Raceway
Feb
25
1973 Tasman Adelaide 100
Adelaide International Raceway