4 x 400 m Relay, Men
| Competition | 1978 South American Games |
|---|---|
| Venue |
La Paz
 BOL
|
| Held | — |
| Status | Medal |
| Competitors | 12 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Chile |  CHI |
3:18.48 | ||
| Patricio Valenzuela | — | ||||
| Luis Alberto Schneider | — | ||||
| Alfredo Piza | — | ||||
| Felipe Mascaró | — | ||||
| 🥈 | Argentina |  ARG |
3:18.73 | ||
| Daniel Díaz | — | ||||
| Guillermo Gago | — | ||||
| Ángel Carlos Gagliano | — | ||||
| Rodolfo Iturraspe | — | ||||
| 🥉 | Bolivia | BOL |
3:18.78 | ||
| Roberto Prado | — | ||||
| Edgar Aguayo | — | ||||
| Freddy Bustamante | — | ||||
| Freddy Torrico | — |