| Venue: Stade Nautique d'Antwerp (Zwemstadion van Antwerpen). |
| Final | Team | time | Rk. | | 1. Warren Paoa Kealoha |  USA | 1:15.2 | 1. | | 2. Ray Kegeris | USA | 1:16.8 | 2. | | 3. Blitz Gérard |  BEL | 1:19.0 | 3. | | 4. Perry McGillivray | USA | 1:19.4 | 5. | | 5. Harold Kruger | USA | | 4. |
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| | | First 2 and Best time advanced to Final. |
| Semi 1 | Team | time | Rk. | | 1. Ray Kegeris | USA | 1:17.8 | 2. | | 2. Harold Kruger | USA | 1:19.0 | 4. | | 3. Gaspard Lemaire | BEL | 1:28.0 | 7. | | 4. Asbjørn Wang |  NOR | 1:28.2 | 8. | | 5. Henri Matter |  FRA | | | | 6. George Robertson |  GBR | | |
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| Semi 2 | Team | time | Rk. | | 1. Warren Paoa Kealoha | USA | 1:14.8 | 1. | | 2. Blitz Gérard | BEL | 1:18.6 | 3. | | 3. Perry McGillivray | USA | 1:20.4 | 5. | | 4. George Webster | GBR | 1:26.0 | 6. | | 5. Daniel Lehu | FRA | | | | 6. Per Holmström |  SWE | | |
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