4 x 100 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 |
40.35 | ||
| Patricio Valenzuela | — | ||||
| Luis Alberto Schneider | — | ||||
| Francisco Pichott | — | ||||
| Alejandro Kapsch | — | ||||
| 🥈 | Bolivia | BOL |
40.91 | ||
| Jorge Ullanque | — | ||||
| José Torrico | — | ||||
| Roberto Prado | — | ||||
| Ernesto Roca | — | ||||
| 🥉 | Argentina |  ARG |
41.05 | ||
| Daniel Díaz | — | ||||
| Ricardo Donda | — | ||||
| Ángel Carlos Gagliano | — | ||||
| Eduardo Labalta | — |