A move to sports cars followed, but he returned to Formula One at the end of 1952 and had a good season in the Officine Alfieri Maserati in 1953, with a visit to the podium, when he again shared a third-place finish in the Grote Prijs van Nederland. This time partnered by José Froilán González. Away from the World Championship, Bonetto did have some success; he was second in the 1949 in the Gran Premio di Napoli in a Ferrari. Ace of sport More than F1, however, Bonetto had greater success in sports cars. He won the 1947 Circuito de Firenze driving a Delage 3000. In 1949 he was second in the Mille Miglia, behind Clemente Biondetti, both drove a Ferrari 166 MM Touring for Scuderia Ferrari, and in 1950 he won the Pontedecimo-Giovi hillclimb in an Osca and the Gran Premio di Oporto in his own Alfa Romeo. The following season, he drove for Alfa Romeo's new 1900TI model to class victory in the Giro di Sicilia. Then for 1952, he moved to Scuderia Lancia, and at the wheel of a Lancia Aurelia B20, he finished second on the Giro di Sicilia. He followed this with a sixth place in the Preis von Bremgarten and an eighth in the les 24 Heures du Mans, and finally a great win in the Targa Florio. He continued with the Scuderia Lancia outfit for 1953; claiming third in the Mille Miglia, second in the Gran Premio di Monza, victory in the Grande Premio do Jubileu at the Circuito de Monsanto and he became part of the squadron deployed to the Carrera Panamericana: his teammates for the race were Juan Manuel Fangio, Piero Taruffi, Giovanni Bracco and Eugenio Castellotti. Death The Carrera Panamericana, a notoriously dangerous and difficult public road rally in Mexico that took place over 6 days from one end of the North American country to the other, covering a distance of 2,000 miles (3,200 km). It was the last round of the 1953 World Sportscar Championship, and the race started on 19 November 1953, from Tuxtla Gutiérrez; Bonetto won the first stage, in front of his teammates Taruffi, Fangio and Castellotti. Taruffi would win the next two stages, although Bonetto remained in control. The third day of competition, Bonetto and Taruffi were close and continued to duel with each other; the second stage of the day, however, Taruffi went off