| Most frequent drivers: | Luigi Fagioli (3), Luigi Bellucci (3), Guido d'Ippolito (3), Gioacchino Granito di Belmonte (2), Giuseppe Morandi (2), Archimede Rosa (2), Aurelio Lorenzetti (1), Giuseppe Tranchina (1), Franco Bordoni (1), Salvatore Foglia Marzilo (1), Luigi Arcangeli (1), Carlo Gazzabini (1), Cantano (1), Perretti (1), Francesco Santovetti (1), Giovanna Maria Cornaggia Medici (1), Lelio Pellegrini (1), Baconin Borzacchini (1), Giuseppe Rotondi (1), Eugenio Siena (1), Pasquale Placido (1), Cesare Pastore (1), Ziegler (1), Luigi Musso (1), Rodolfo d'Apuzzo (1), Piero Taruffi (1), Fernando Mancini (1), Mario Sannino (1), Francesco Severi (1), Renato Balestrero (1) |
| Most frequent makes: | Alfa Romeo (20), OM (6), Maserati (4), Fiat (3), Lancia (3), Osca (2), Cisitalia (2), Nardi (2), Stanguellini (1), Gordini (1), Mercedes-Benz (1), Giaur (1), Ermini (1), Bugatti (1), Salmson (1), Ferrari (1), Camen (1), BMP (1), Giannini (1) |
| Most frequent chassis: | 2111044 (1), 2111033 (1), 2111001 (1), 2043 [A6GCS] (1), 2111029 (1), 2111032 (1), CS01102 (1), 1115 [Osca] (1), 1130 [Osca] (1), 2111030 (1), 2311206 (1), 2211103 (1) |