300 m Hurdles, Men
| Competition | 1977 South American Athletics U18 Championships |
|---|---|
| Venue |
Rio de Janeiro
 BRA
|
| Held | — |
| Status | Medal |
| Competitors | 3 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Sidney Dos Santos | BRA |
40.0 | ||
| 🥈 | Ricardo Pedrotti |  ARG |
40.6 | ||
| 🥉 | Javier Olivar |  URU |
40.7 |