| Route | Brescia – Rome – Brescia |
| Date | 01. – 02.05.1948 |
| Laps | 1 |
| Distance | Approx. 1.829,000 km / 1.136,731 miles |
| Time | 15 hours, 05 minutes, 44 seconds |
| No | Driver | Ferrari | S/N | Team | Result |
| 10 | Franco Cortese Adelmo Marchetti |
166 S Spyder | 020 I | Scuderia Ferrari |
retired |
| 16 | Clemente Biondetti Giuseppe Navone |
166 Sport Coupe Allemano | 003 S | Scuderia Ferrari |
1. |
| 178 | Bruno Sterzi (“Armando Bruni”) Ferdinando Righetti |
166 Sport Spyder Allemano | 001 S | Armando Bruni? |
retired |
| 297 | Soave Besana Gabriele Besana |
166 Spyder Corsa | 004 C | Soave Besana |
retired |
| 1049 | Tazio Nuvolari Sergio Scapinelli |
166 Spyder Corsa | 010 I | Scuderia Inter |
retired / accident |