| Most frequent drivers: | Francisco Godia-Sales (4), Rodolfo Bay (2), Charles Vögele (2), Juan Jover (2), Joaquim Felipe Nogueira (2), Gerardo Romero Requejo (1), Rui Marinho de Lemos (1), Francisco Bulto (1), Julio Cisneros Palacios (1), Luis Teuscher (1), Manuel Pujol (1), Alberico Cacciari (1), "Castelliano" (1), Emilio Palacios Lara (1), Patrick de Young (1), Pfugbeil (1), José A. Nogueira Pinto (1), José Manuel Simoes (1), Armand Philippe (1), Robert F. Campbell (1), Louis Chiron (1), António Creus (1), Maurice Trintignant (1), Leopoldo P. Villaamil (1), Raymond Sommer (1), Francisco Sargatal (1), Pablo Menzel (1), Antonio Forest (1), Felice Bonetto (1), Gonzalo Yébenes (1) |
| Most frequent makes: | Porsche (12), Osca (8), Stanguellini (7), Pegaso (6), Mercedes-Benz (6), Alfa Romeo (6), Triumph (3), Simca-Gordini (3), Cisitalia (3), Lotus (3), Jaguar (2) |
| Most frequent chassis: | 550-0039 (2), XKD 535 (1), CS01107 (1), 904-090 (1), 904-057 (1), 550-0080 (1), 15-0018GCS (1), 15-0017GCS (1), 14 EM 1184 (1), 14 EM 1038 (1), 1109 [Osca] (1), 1108 [Osca] (1), 1107 [Osca] (1), 1106 [Osca] (1), 1104 [Osca] (1), 1101 [Osca] (1), 11-0001GCS (1), 0572M [750] (1) |