400 m, Men
| Competition | 1997 South American Athletics Championships |
|---|---|
| Venue |
Mar del Plata
 ARG
|
| Held | — |
| Status | Medal |
| Competitors | 3 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Sanderlei Parrela |  BRA |
46.17 | ||
| 🥈 | Carlos Zbinden |  CHI |
47.33 | ||
| 🥉 | Gustavo Aguirre | ARG |
47.52 |