| Most frequent drivers: | Luigi Bellucci (3), Luigi Fagioli (3), Guido d'Ippolito (3), Archimede Rosa (2), Giuseppe Morandi (2), Gioacchino Granito di Belmonte (2), Rodolfo d'Apuzzo (1), Pasquale Placido (1), Fernando Mancini (1), Carlo Gazzabini (1), Luigi Arcangeli (1), Cesare Pastore (1), Roberto Foligno (1), Lelio Pellegrini (1), Aurelio Lorenzetti (1), Luigi Premoli (1), Luigi Scarfiotti (1), Luigi Soffietti (1), Ernesto Saccani (1), Giuseppe Rotondi (1), Luigi Leonetti (1), Giuseppe Tranchina (1), Federico Caflisch (1), Ferd. Maglione (1), Attilio Bandini (1), Francesco Santovetti (1), Ziegler (1), Cantano (1), Salvatore Foglia Marzilo (1), Aldo de Miranda (1) |
| Most frequent makes: | Alfa Romeo (20), OM (6), Maserati (4), Fiat (3), Lancia (3), Cisitalia (2), Nardi (2), Osca (2), Stanguellini (1), Salmson (1), Mercedes-Benz (1), Ferrari (1), Ermini (1), Gordini (1), Giaur (1), Giannini (1), Camen (1), Bugatti (1), BMP (1) |
| Most frequent chassis: | CS01102 (1), 2311206 (1), 2211103 (1), 2111044 (1), 2111033 (1), 2111032 (1), 2111030 (1), 2111029 (1), 2111001 (1), 2043 [A6GCS] (1), 1130 [Osca] (1), 1115 [Osca] (1) |