Some would argue that the Sigma Turbo was even more thrilling than the diesel!
Motoring journalists asked the question: "Is this Australia's fastest car?" A top speed of 220+ km/h was the answer
This was back in 1982 when the locally developed GH Turbo was up against Brock Commodore V8s and 5.8 litre Clevo Falcons
Maybe this site is of interest, including the road test index below
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