The 1957 Australian Drivers' Championship was a CAMS-sanctioned Australian motor racing title for drivers of Formula Libre cars.
The 1958 Australian Drivers' Championship was a CAMS sanctioned national motor racing title for drivers of Formula Libre cars.
The 1959 Australian Drivers Championship was a CAMS sanctioned motor racing title for drivers of Formula Libre cars.
The 1963 Australian Drivers' Championship was a CAMS sanctioned national motor racing title for drivers of Formula Libre cars with the championship winner awarded the 1963 CAMS Gold Star.
The 1977 Shellsport International Series was a Formula Libre motor racing championship held in the United Kingdom, the series ran F1, F2, F5000 and Formula Atlantic cars in the same race.
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For 1954, two meeting were organised for Bank Holiday Mondays, with Permits of National Status, with the bonus that races would be run for Formula One, Formula Two and Formula Libre in addition to the usual sports cars and Formula Three.
It started as a Formula Libre event, and after the brief suspension between 1971–1973 due to scandal, it was used as a pointed round in Formula 2000, Formula Two, and Formula Pacific events until 1986.
By 1952 Formula One rules had changed and while Dusio attempted to source a 2 liter motor for the car a lack of funds relegated one of the most advanced Grand Prix cars of its day to a few Formula Libre events and quick retirement.
Thundersports was essentially a sports-car version of Formula Libre with cars from Sports 2000, Group 5, Group 6, Can-Am, Group C and various other prototype categories all eligible; a number of hybrid cars appeared in the series.