Claim: The restriction on 1913 French Grand Prix cars included an 800 kg minimum weight, the race was marred by three fatal crashes and Boillot was killed.
Evidence: Georges Boillot won for the second year in succession, at an average speed of 72.141 mph (116.096 km/h). Bigio was killed testing his Itala before the race. In a separate incident before the race, Paul Zuccarelli was killed when his Peugeot crashed into a cart, and a spectator was killed when Kenelm Lee Guinness's Sunbeam crashed into a river.