4 x 100 m Relay, Men
| Competition | 1946 South American Athletics Championships |
|---|---|
| Venue |
Santiago
 CHI
|
| Held | — |
| Status | Medal |
| Competitors | 12 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Argentina |  ARG |
41.9 | ||
| Carlos Isaack | — | ||||
| Alberto Triulzi | — | ||||
| Adelio Márquez | — | ||||
| Lucio Florio | — | ||||
| 🥈 | Chile | CHI |
42.6 | ||
| Alberto Labarthe | — | ||||
| Carlos Silva | — | ||||
| Raúl Dassori | — | ||||
| Octavio Montero | — | ||||
| 🥉 | Uruguay |  URU |
42.6 | ||
| Hércules Azcune | — | ||||
| Walter Pérez | — | ||||
| Walter Quinaz | — | ||||
| José Cunéo | — |