Final | time | 1. United States | _ | 41.65s | 2. Canada | _ | 42.77s | 3. Great Britain | _ | 43.11s | 4. France | _ | 43.15s | 5. West Germany | _ | 43.57s | 6. Bahamas | _ | 44.18s | 7. Trinidad Tobago | _ | 44.23s | 8. Jamaica | _ | 53.54s |
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| Venue: Los Angeles Memorial Coliseum 93,607. | -- competitors from -- nations. |
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