| Most frequent drivers: | Francisco Godia-Sales (4), Joaquim Felipe Nogueira (2), Charles Vögele (2), Juan Jover (2), Luigi Villoresi (1), Patrick de Young (1), Pablo Menzel (1), Sergio Sighinolfi (1), Antonio Forest (1), Rui Marinho de Lemos (1), Gerardo de Andres (1), António Creus (1), Francisco Sargatal (1), José A. Nogueira Pinto (1), Giovanni Bracco (1), Raymond Sommer (1), Leopoldo P. Villaamil (1), Luis Teuscher (1), Franco Cornacchia (1), Maurice Trintignant (1), Mario Dei (1), Louis Chiron (1), Felice Bonetto (1), Aldo Bassi (1), Charles McKesson (1), Emilio Palacios Lara (1), Piero Taruffi (1), Luigi Fagioli (1), Julian Celaya (1), Antonio Farras (1) |
| Most frequent makes: | Porsche (11), Osca (8), Stanguellini (7), Pegaso (6), Mercedes-Benz (6), Alfa Romeo (6), Triumph (3), Simca-Gordini (3), Cisitalia (3), Jaguar (2), Ferrari (2), Lotus (2), Austin-Healey (1) |
| 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 1184 (1), 0572M [750] (1), 904-057 (1), 904-090 (1), 11-0001GCS (1), 1109 [Osca] (1), 15-0018GCS (1), CS01107 (1), 1108 [Osca] (1) |