| Circuit | Autódromo Municipal-Avenida Paz, Buenos Aires |
| Date | 26.01.1958 |
| Laps | 106 |
| Distance | 1.004,56 km / 624,34 miles |
| No | Driver | Ferrari | S/N | Team | Result |
| 2 | Peter Collins Phil Hill |
250 TR Spider Scaglietti Prototype | 0704 TR | Scuderia Ferrari | 1. |
| 4 | Wolfgang Graf Berghe von Trips Olivier Gendebien Luigi Musso |
250 TR Spider Scaglietti Prototype | 0666 TR | Scuderia Ferrari | 2. |
| 6 | Luigi Musso Olivier Gendebien |
250 TR Spider Scaglietti |
0716 TR | Scuderia Ferrari | retired / accident |
| 8 | John von Neumann Wolfgang Seidel |
250 TR Spider Scaglietti | 0710 TR | John von Neumann | retired / rear axle |
| 10 | Maurice Trintignant Francois Picard |
250 GT LWB Berlinetta Scaglietti | 0733 GT | 8. | |
| 22 | Alvaro Piano Franco Bruno |
625 TF | 0302 | retired / accident | |
| 24 | Celso Lara-Barberis Eugenio Martins |
750 Monza Spider Scaglietti | retired / engine |
||
| 26 | Piero Drogo Sergio Gonzalez |
250 TR Spider Scaglietti | 0714 TR | Piero Drogo | 4. |
| 34 | Gino Munaron Luciano Mantovani |
500 TR Spider Scaglietti | 0620 MDTR | 6. |