| Final | time | | 1. Alberto Cova |  ITA | 28:01.04 | | 2. Werner Schildhauer |  GDR | 28:01.18 | | 3. Hansjorg Kunze | GDR | 28:01.26 | | 4. Martti Vainio |  FIN | 28:01.37 | | 5. Gidamis Shahanga |  TAN | 28:01.93 | | 6. Carlos Lopes |  POR | 28:06.78 | | 7. Nick Rose |  GBR | 28:07.53 | | 8. Christoph Herle |  FRG | 28:09.05 | | 9. Mohamed Kedir |  ETH | 28:09.92 | | 10.Bekele Debele | ETH | 28:11.13 | | 11.Antonio Prieto |  ESP | 28:11.57 | | 12.Steve Jones | GBR | 28:15.03 | | 13.Mark Nenow |  USA | 28:17.28 | | 14.Fernando Mamede | POR | 28:18.39 | | 15.Bill McChesney | USA | 28:34.46 | | 16.Jose Gomez |  MEX | 28:42.61 | | 17.Alberto Salazar | USA | 28:48.42 | | -. Henrik Jorgensen |  DEN | DNS |
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| Round | H | Athl. | date | | Heats | 2 | 36 | 07.08 |
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| Heat 1 | time | | 1. Fernando Mamede | POR | 27:45.54 | | 2. Alberto Cova | ITA | 27:46.61 | | 3. Gidamis Shahanga | TAN | 27:46.93 | | 4. Werner Schildhauer | GDR | 27:47.03 | | 5. Antonio Prieto | ESP | 27:47.34 | | 6. Steve Jones | GBR | 27:47.57 | | 7. Bekele Debele | ETH | 27:49.30 | | 8. Mark Nenow | USA | 27:52.41 | | 9. Henrik Jorgensen | DEN | 28:06.74 | | 10.Rodolfo Gomez | MEX | 28:25.38 | | 11.John Treacy |  IRL | 28:35.58 | | 12.Roy Andersen |  NOR | 29:03.45 | | 13.Boualem Rahoui |  ALG | 29:10.95 | | 14.Domingo Tibaduiza |  COL | 29:23.86 | | 15.Antoine Nivyobizi |  BUR | 30:45.10 | | 16.Ramon Lopez |  PAR | 31:27.10 | | -. Markus Ryffel |  SUI | DNF | | -. Mehmet Yurdadon |  TUR | DNS |
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| Heat 2 | time | | 1. Hansjorg Kunze | GDR | 28:04.69 | | 2. Carlos Lopes | POR | 28:05.62 | | 3. Nick Rose | GBR | 28:06.05 | | 4. Christoph Herle | FRG | 28:06.71 | | 5. Mohamed Kedir | ETH | 28:07.16 | | 6. Martti Vainio | FIN | 28:07.47 | | 7. Jose Gomez | MEX | 28:07.57 | | 8. Bill McChesney | USA | 28:08.13 | | 9. Alberto Salazar | USA | 28:10.10 | | 10.Steve Binns | GBR | 28:12.79 | | 11.Peter Butler |  CAN | 28:13.16 | | 12.Zakariah Barie | TAN | 28:22.06 | | 13.Ahmed Musa Jouda |  SUD | 28:38.03 | | 14.Kunimitsu Ito |  JPN | 29:49.04 | | 15.Ronald Lanzoni |  CRC | 30:18.60 | | 16.Said Toumane |  COM | 34:24.62 | | -. Stanislav Rozman |  YUG | DNF | | -. Berhanu Girma | ETH | DNS |
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