400 m, Men
| Competition | 1987 South American Athletics Championships |
|---|---|
| Venue |
São Paulo
 BRA
|
| Held | — |
| Status | Medal |
| Competitors | 3 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Héctor Daley |  PAN |
45.80 | ||
| 🥈 | Gérson de Souza | BRA |
46.26 | ||
| 🥉 | Cristián Courbis |  CHI |
46.37 |