400 m Freestyle, Men
| Competition | 1971 South East Asian Peninsular Games (SEAP Games) |
|---|---|
| Venue |
Kuala Lumpur
 MAS
|
| Held | — |
| Status | Medal |
| Competitors | 3 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Tan Thuan Heng |  SGP |
4:41.82 | ||
| 🥈 | Heng Eat Kim |  CAM |
4:43.40 | ||
| 🥉 | Liew Chun Wei | MAS |
4:43.40 |