| Most frequent drivers: | Clemente Biondetti (2), Franco Cortese (2), Armando François (1), Mario Ricci (1), Maria Teresa de Filippis (1), Giuseppe Rossi (1), Tazio Nuvolari (1), Roger Loyer (1), Attilio Brandi (1), Sergio Sighinolfi (1), Attilio Marinoni (1), Sesto Leonardi (1), Umberto Bini (1), Salvatore Casella (1), Renato Balestrero (1), Bruno Venezian (1), Roberto Sgorbati (1), Annibale Malaguti (1), Carlo Alicandri (1), Sergio Ferraguti (1), Luigi Zannini (1), Giuseppe Morandi (1), Archimede Rosa (1), Francesco Calvi di Bergolo (1), Vincenzo Auricchio (1), Gusmano Pieranzi (1), Ilario Bandini (1), Oreste De Martis (1), Franco Mosters (1), Ugo Plini Prato (1) |
| Most frequent makes: | Stanguellini (6), Osca (6), OM (5), Alfa Romeo (4), Fiat (4), Cisitalia (3), Giaur (3), Salmson (3), Itala (2), Ermini (2), Lancia (1) |
| Most frequent chassis: | CS04077 (1), CS04074 (1), CS01102 (1), CS01101 (1), 1131 [Osca] (1), 1130 [Osca] (1), 1125 [Osca] (1), 1118 [Osca] (1), 1107 [Osca] (1), 1101 [Osca] (1), 01C [125S] (1) |