| Final | Team | time | L | | 1. Bert Cameron | JAM | 45.05s | | 2. Michael Franks | USA | 45.22s | | 3. Sunder Nix | USA | 45.24s | | 4. Erwin Skamrahl | FRG | 45.37s | | 5. Hartmut Weber | FRG | 45.49s | | 6. Thomas Schonlebe | GDR | 45.50s | | 7. Michael Paul | TRI | 45.80s | | 8. Gerson A. Souza | BRA | 45.91s |
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| Heat 1 | Team | Time | | 1. Michael Franks | USA | 45.44s | | 2. Hartmut Weber | FRG | 45.61s | | 3. Thomas Schonlebe | GDR | 45.67s | | 4. Michael Paul | TRI | 45.83s | | 5. Jan Tomko | TCH | 46.03s | | 6. Todd Bennett | GBR | 46.11s | | 7. Darren Clark | AUS | 46.36s | | 8. Martin Weppler | FRG | 46.55s |
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| Heat 2 | Team | Time | | 1. Bert Cameron | JAM | 45.48s | | 2. Erwin Skamrahl | FRG | 45.61s | | 3. Gerson A. Souza | BRA | 45.63s | | 4. Sunder Nix | USA | 45.73s | | 5. Viktor Markin | URS | 45.73s | | 6. Douglas Hinds | CAN | 46.52s | | 7. Moses Kyeswa | UGA | 46.79s | | 8. Philip Brown | GBR | 46.81s |
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| Heat 1 | Team | Time | | 1. Michael Franks | USA | 45.57s | | 2. Philip Brown | GBR | 45.80s | | 3. Thomas Schonlebe | GDR | 45.86s | | 4. Martin Weppler | FRG | 46.12s | | 5. Gary Minihan | AUS | 46.32s | | 6. Mike Okot | UGA | 46.38s | | 7. Christopher Madzokere | ZIM | 46.74s | | -. Dusan Malovec | TCH | DNF |
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| Heat 2 | Team | Time | | 1. Bert Cameron | JAM | 45.76s | | 2. Darren Clark | AUS | 45.84s | | 3. Erwin Skamrahl | FRG | 45.90s | | 4. Gerson A. Souza | BRA | 45.94s | | 5. Gabriel Tiacoh | CIV | 46.22s | | 6. Eliot Tabron | USA | 46.54s | | 7. Isidro Del Prado | PHI | 46.71s | | 8. Matti Rusanen | FIN | 47.69s |
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| Heat 3 | Team | Time | | 1. Hartmut Weber | FRG | 46.01s | | 2. Moses Kyeswa | UGA | 46.31s | | 3. Michael Paul | TRI | 46.44s | | 4. Douglas Hinds | CAN | 46.62s | | 5. Susumu Takano | JPN | 47.06s | | 6. James Atuti | KEN | 47.59s | | 7. Oddur Sigurdsson | ISL | 48.09s | | -. Marcel Arnold | SUI | DNS |
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| Heat 4 | Team | Time | | 1. Viktor Markin | URS | 46.16s | | 2. Sunder Nix | USA | 46.19s | | 3. Jan Tomko | TCH | 46.24s | | 4. Todd Bennett | GBR | 46.39s | | 5. Hector Daley | PAN | 46.42s | | 6. Eric Josjo | SWE | 46.97s | | 7. Sandor Vasvari | HUN | 47.34s | | -. Hassan El Kashief | SUD | DNF |
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| Heat 1 | Team | Time | | 1. Sunder Nix | USA | 46.19s | | 2. Gerson A. Souza | BRA | 46.43s | | 3. Philip Brown | GBR | 46.60s | | 4. Isidro Del Prado | PHI | 46.92s | | 5. Aldo Canti | FRA | 47.50s | | 6. Gordan Hinds | BAR | 47.55s | | 7. Kenrick Camerud | STK | 49.68s | | -. Paiwa Bogela | PNG | DNS |
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| Heat 2 | Team | Time | | 1. Bert Cameron | JAM | 46.11s | | 2. Jan Tomko | TCH | 46.17s | | 3. Thomas Schonlebe | GDR | 46.23s | | 4. Sandor Vasvari | HUN | 46.69s | | 5. Abu Alhassan | GHA | 48.14s | | 6. Salem Khalil Ibrahim | UAE | 48.16s | | 7. Ali Al Harazi | YEM | 59.67s | | -. Angel Heras | ESP | DQ |
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| Heat 3 | Team | Time | | 1. Erwin Skamrahl | FRG | 46.31s | | 2. Todd Bennett | GBR | 46.58s | | 3. Douglas Hinds | CAN | 46.64s | | 4. Gary Minihan | AUS | 46.90s | | 5. James Atuti | KEN | 46.95s | | 6. Dean Greenaway | BVI | 48.26s | | -. Emmanuel Bitanga | CMR | DNS |
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| Heat 4 | Team | Time | | 1. Michael Paul | TRI | 46.33s | | 2. Moses Kyeswa | UGA | 46.35s | | 3. Susumu Takano | JPN | 46.66s | | 4. Eliot Tabron | USA | 46.68s | | 5. Marcel Arnold | SUI | 47.44s | | 6. David Sawyerr | SLE | 49.29s | | 7. Lenford O'Garro | STV | 50.25s | | -. Nafi Ahmed Mersal | EGY | DNS |
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| Heat 5 | Team | Time | | 1. Martin Weppler | FRG | 46.32s | | 2. Hassan El Kashief | SUD | 46.61s | | 3. Viktor Markin | URS | 46.74s | | 4. Gabriel Tiacoh | CIV | 47.11s | | 5. Hector Daley | PAN | 47.19s | | 6. Eric Josjo | SWE | 47.25s | | 7. Jean-Marie Rudasinqwa | RWA | 50.52s | | -. Allan Ingraham | BAH | DNS |
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| Heat 6 | Team | Time | | 1. Michael Franks | USA | 46.16s | | 2. Oddur Sigurdsson | ISL | 47.09s | | 3. Christopher Madzokere | ZIM | 47.17s | | 4. Dusan Malovec | TCH | 47.35s | | 5. Moussa Fall | SEN | 47.72s | | 6. Joseph Ramotshabi | BOT | 48.35s | | 7. Agripa Mwausegha | MAW | 49.02s | | -. Sunday Uti | NGR | DQ |
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| Heat 7 | Team | Time | | 1. Hartmut Weber | FRG | 45.74s | | 2. Darren Clark | AUS | 46.26s | | 3. Mike Okot | UGA | 46.69s | | 4. Matti Rusanen | FIN | 47.37s | | 5. Adram M'Kumi | TAN | 49.22s | | 6. Clive Williams | BIZ | 1.82s | | -. Mike Solomon | TRI | DNS | | -. Roberto Ribaud | ITA | DQ |
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