4 x 100 m Relay, Men
| Competition | 1943 South American Athletics Championships |
|---|---|
| Venue |
Santiago
 CHI
|
| Held | — |
| Status | Medal |
| Competitors | 12 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Argentina |  ARG |
42.4 | ||
| Adelio Márquez | — | ||||
| Óscar Rebecchi | — | ||||
| Leopoldo Monastirsky | — | ||||
| Fernández | — | ||||
| 🥈 | Chile | CHI |
42.4 | ||
| Roberto Valenzuela | — | ||||
| Alejandro González | — | ||||
| Juan Hoelzel | — | ||||
| Nelson Pereira | — | ||||
| 🥉 | Uruguay |  URU |
43.2 | ||
| Rubén Gonda | — | ||||
| José Cunéo | — | ||||
| Julio Jaime | — | ||||
| Migliarino | — |