4 x 100 m Medley Relay, Men
| Competition | 1990 South American Games |
|---|---|
| Venue |
Lima
 PER
|
| Held | — |
| Status | Medal |
| Competitors | 8 |
| Countries | 4 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Argentina |  ARG |
— | ||
| Sebastián Lasave | — | ||||
| Diego Pietrobón | — | ||||
| Paulo Stefani | — | ||||
| Juan Pablo Mareco | — | ||||
| 🥈 | Uruguay |  URU |
4:02.44 | ||
| Germán de Giobbi | — | ||||
| Gustavo Gorriarán | — | ||||
| Álvaro Goyenola | — | ||||
| Carlos Scanavino | — | ||||
| 🥉 | Peru | PER |
— | ||
| 🥉 | Chile |  CHI |
— |