| Circuit | Posillipo, Naples, Italy |
| Date | 19.09.1948 |
| Laps | 60 |
| Distance | Approx. 246,000 km / 152,889 miles |
| No | Driver | Ferrari | S/N | Team | Result |
| 12 | Soave Besana | 166 Spyder Corsa | Soave Besana | 2. | |
| Giampiero Bianchetti | 166 Spyder Corsa | Giampiero Bianchetti | 7. | ||
| 36? | Raymond Sommer | 166 F2 | 02 C | Scuderia Ferrari | did not finish |
| Ferdinando Righetti | 166 Spyder Corsa | Scuderia Ferrari | did not finish | ||
| Gabriele Besana | 166 Spyder Corsa | 004 C | Soave Besana | did not finish |