400 m Individual Medley, Men
| Competition | 1966 South American Aquatics Championships |
|---|---|
| Venue |
Lima
 PER
|
| Held | — |
| Status | Medal |
| Competitors | 4 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Juan Carlos Bello | PER |
5:03.7 | ||
| 🥈 | Luis Nicolao |  ARG |
5:13.6 | ||
| 🥉 | Fredy Jacob |  BRA |
5:16.6 | ||
| 4 | Julio Piedford | ARG |
5:16.6 |