4 x 400 m Relay, Men
| Competition | 1970 South American Athletics U20 Championships |
|---|---|
| Venue |
Cali
 COL
|
| Held | — |
| Status | Medal |
| Competitors | 12 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Colombia | COL |
3:19.8 | ||
| Nelson Alfaro | — | ||||
| Jorge Solarte | — | ||||
| A Rodríguez | — | ||||
| Jorge Velázquez | — | ||||
| 🥈 | Venezuela |  VEN |
3:20.0 | ||
| Pedro Díaz | — | ||||
| O Elbitao | — | ||||
| Testa | — | ||||
| Héctor López | — | ||||
| 🥉 | Argentina |  ARG |
3:20.8 | ||
| Juan Italiana | — | ||||
| Luis Molina | — | ||||
| Jorge Villanueva | — | ||||
| Rubén Paulo | — |