| Final 20:05 | time | | | | 1. Vyacheslav Skomorokhov |  URS | 49.7s | | 49.70s | | 2. John Sherwood |  GBR | 50.1s | | 50.10s | | 3. Andy Todd | GBR | 50.3s | | 50.38s | | 4. Hansjörg Wirz |  SUI | 50.8s | | | 5. François Huard |  FRA | 51.1s | | | 6. Wilhelm Weistand |  POL | 51.2s | | | 7. Tadeusz Kulczycki | POL | 51.3s | | | 8. Giorgio Ballati |  ITA | 52.4s | |
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Heats - Tuesday 16.09 16:00 | | Fisrt 2 and Best progress to Final. |
| Heat 1 | time | | | 1. Vyacheslav Skomorokhov | URS | 50.9s | Q | | 2. François Huard | FRA | 51.6s | Q | | 3. Andy Todd | GBR | 51.6s | q | | 4. Stavros Tziortzis |  GRE | 52.4s | | | 5. Zdzisław Serafin | POL | 53.5s | | | 6. Alberto Matos |  POR | 53.6s | | | -. Manfred Klausner |  GDR | DNS | |
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| Heat 2 | time | | | 1. Hansjörg Wirz | SUI | 51.3s | Q | | 2. John Sherwood | GBR | 51.4s | Q | | 3. Tadeusz Kulczycki | POL | 51.4s | Q | | 4. Karel Brems |  BEL | 52.5s | | | 5. Zoran Majstorović |  YUG | 52.8s | | | -. Rainer Schubert | GDR | DNS | |
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| Heat 3 | time | | | 1. Giorgio Ballati | ITA | 51.20s | Q | | 2. Wilhelm Weistand | POL | 51.60s | Q | | 3. Zsoltan Ringhoffer |  HUN | 51.80s | | | 4. Anatoliy Kazakov | URS | 52.20s | | | 5. Khristo Gergov |  BUL | 53.40s | | | -. Gerhard Hennige | GDR | DNS | |
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