1958 Gran Premio Ciudad de Buenos Aires
| Date | 02.02.1958 | Category | Formule Libre |
| Circuit | Autodromo Oscar y Juan Galvez | Championship | |
| Race title | XIV Gran Premio Ciudad de Buenos Aires | Round | |
| Distance | 60 laps = 282.36 km | Country | Argentina |
Winner's speed: 106.713 kmh
Pole's speed: n/a
Fastest lap speed: n/a
| Rank | Pos. | Driver | Entrant | Car | Laps | Time | Status |
|---|---|---|---|---|---|---|---|
| 1 | 1 | Juan Manuel Fangio | Scuderia Sud Americana | Maserati 250F [2529] 2490cc L6 | 60 | 2:38'47.3 | finished |