Jackie Stewart wins his third F1 title • Stewart's protege Francois Cevert is killed in practice at Watkins Glen, and the Scot subsequently retires from the sport • Ronnie Peterson claims his maiden grand prix win for Lotus at the French GP • James Hunt makes his F1 debut with a Hesketh-run March at Monaco • Roger Williamson is killed in the Dutch GP at Zandvoort • The Alpine Renault team wins the inaugural World Rally Championship for manufacturers • Frank Gardner claims his third British Touring Car title in a Chevrolet Camaro • Herbert Muller and Gijs van Lennep win the Targa Florio, which hosts a World Sportscar Championship round for the last time
Jackie Stewart clinches his third and final championship and retires at the end of the year
Francois Cevert is killed in practice for the US GP at Watkins Glen
Alpine Renault team wins the inaugural World Rally Championship for manufacturers
Frank Gardner wins his third British Touring Car Championship
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