1957 1000 km Buenos Aires
| Date | 20.01.1957 | Category | Sports cars |
| Circuit | Circuito Costanera Norte | Championship | World Championship for Sports Cars |
| Race title | 1000 km Buenos Aires | Round | 1 |
| Distance | 98 laps = 1001.462 km | Country | Argentina |
Winner's speed: 162.181 kmh
Pole's speed: n/a
Fastest lap speed: 170.317 kmh
| Rank | Pos. | # | Driver | Entrant | Car | Laps | Time | Status | Class | Class place | Grid | Qual time |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | 10 | Masten Gregory | Scuderia Temple Buell | Ferrari 290 MM Spider Scaglietti | 98 | 6:10'29.900 | finished | S+3.0 | 1 | 3 | 3'42.800 |
| 1 | 1 | 10 | Luigi Musso | Scuderia Temple Buell | Ferrari 290 MM Spider Scaglietti | 98 | 6:10'29.900 | finished | S+3.0 | 1 | 3 | 3'42.800 |
| 1 | 1 | 10 | Eugenio Castellotti | Scuderia Temple Buell | Ferrari 290 MM Spider Scaglietti | 98 | 6:10'29.900 | finished | S+3.0 | 1 | 3 | 3'42.800 |
| 31 | 10 | Cesare Perdisa | Scuderia Temple Buell | Ferrari 290 MM Spider Scaglietti | DNS | S+3.0 | 3 | 3'42.800 |