4 x 400 m Relay, Men
| Competition | 1978 South American Athletics U20 Championships |
|---|---|
| Venue |
Sao Paulo
 BRA
|
| Held | β |
| Status | Medal |
| Competitors | 12 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| π₯ | Chile |  CHI |
3:15.8 | ||
| Blas de Mir Vidal | β | ||||
| Felipe Edwards | β | ||||
| Juan Carlos Fuentes | β | ||||
| Arturo Merino | β | ||||
| π₯ | Argentina |  ARG |
3:16.9 | ||
| Julio Robert | β | ||||
| Malatesta | β | ||||
| NicolΓ‘s Glass | β | ||||
| Carlos Gambetta | β | ||||
| π₯ | Brazil | BRA |
3:17.4 | ||
| Sidney Dos Santos | β | ||||
| Ricardo De Oliveira | β | ||||
| Adir | β | ||||
| JosΓ© | β |