Claim: The 1973 Tasman Series, was named after the Tasman Sea, had a total of eight rounds held in New Zealand and Australia.
Evidence: The 1973 Tasman Series was a motor racing competition staged in New Zealand and Australia for cars complying with the Tasman Formula. The Tasman Series (formally the Tasman Championship for Drivers was a motor racing competition held annually from 1964 to 1975 over a series of races in New Zealand and Australia. It was named after the Tasman Sea which lies between the two countries. Round New
Zealand 1 2 3 4 Australia 5 6 7 8