4 x 100 m Relay, Men
| Competition | 1966 South American Athletics U20 Championships |
|---|---|
| Venue |
Montevideo
 URU
|
| Held | — |
| Status | Medal |
| Competitors | 12 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Argentina |  ARG |
41.9 | ||
| Francisco Verino | — | ||||
| Roberto Líñares | — | ||||
| Eduardo Satoyama | — | ||||
| Carlos Ripoll | — | ||||
| 🥈 | Chile |  CHI |
42.1 | ||
| Correa | — | ||||
| Patricio Saavedra | — | ||||
| Dominique Castillo | — | ||||
| Einar Erlandsen | — | ||||
| 🥉 | Peru |  PER |
42.6 | ||
| Torres | — | ||||
| Luis García | — | ||||
| César Arroyo | — | ||||
| Lincoln Flores | — |