400 m Hurdles, Men
| Competition | 1983 South American Athletics U20 Championships |
|---|---|
| Venue |
Medellin
 COL
|
| Held | — |
| Status | Medal |
| Competitors | 3 |
| Countries | 2 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Leonel Pedroza | COL |
52.82 | ||
| 🥈 | Pedro Chiamulera |  BRA |
55.02 | ||
| 🥉 | Alberto Amat | COL |
55.37 |