400 m, Men
| Competition | 1992 South American Athletics U20 Championships |
|---|---|
| Venue |
Lima
 PER
|
| Held | — |
| Status | Medal |
| Competitors | 3 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Ronaldo Dos Santos |  BRA |
48.3 | ||
| 🥈 | Sebastián Keitel |  CHI |
48.4 | ||
| 🥉 | Gustavo Del Castillo |  PAN |
48.5 |