| Most frequent drivers: | Francisco Godia-Sales (4), Joaquim Felipe Nogueira (2), Charles Vögele (2), Juan Jover (2), Rodolfo Bay (2), Luigi Villoresi (1), Raymond Sommer (1), Pablo Menzel (1), Louis Chiron (1), Antonio Forest (1), António Creus (1), Piero Taruffi (1), José Manuel Simoes (1), Francisco Sargatal (1), Sergio Sighinolfi (1), Giovanni Bracco (1), Patrick de Young (1), Leopoldo P. Villaamil (1), Maurice Trintignant (1), Gerardo de Andres (1), Gumesindo Garcia Fernández (1), Luciano Eliakim (1), Aldo Bassi (1), Felice Bonetto (1), José A. Nogueira Pinto (1), Charles McKesson (1), Luigi Fagioli (1), Franco Cornacchia (1), Juan Fernandez (1), Julian Celaya (1) |
| Most frequent makes: | Porsche (12), Osca (8), Stanguellini (7), Pegaso (6), Mercedes-Benz (6), Alfa Romeo (6), Triumph (3), Simca-Gordini (3), Lotus (3), Cisitalia (3), Jaguar (2) |
| Most frequent chassis: | 550-0039 (2), 1104 [Osca] (1), 1106 [Osca] (1), 1107 [Osca] (1), XKD 535 (1), 1101 [Osca] (1), 550-0080 (1), 15-0017GCS (1), 14 EM 1038 (1), 0572M [750] (1), 14 EM 1184 (1), 904-090 (1), 904-057 (1), 11-0001GCS (1), 1109 [Osca] (1), 15-0018GCS (1), CS01107 (1), 1108 [Osca] (1) |