| Order / Lane | ATHLETE | COUNTRY | PB | SB 1987 |
|---|---|---|---|---|
| Brazil |
BRA
|
|||
| Bulgaria |
BUL
|
42.31 | 42.31 | |
| Canada |
CAN
|
43.05 | ||
| Federal Republic Germany |
FRG
|
42.59 | ||
| German Democratic Republic |
GDR
|
41.37 | 41.79 | |
| Ghana |
GHA
|
47.51 | ||
| Nigeria |
NGR
|
43.44 | 43.44 |
| Order / Lane | ATHLETE | COUNTRY | PB | SB 1987 |
|---|---|---|---|---|
| Cuba |
CUB
|
|||
| France |
FRA
|
43.40 | ||
| Great Britain & N.I. |
GBR
|
42.43 | ||
| India |
IND
|
|||
| Italy |
ITA
|
44.46 | ||
| United States |
USA
|
41.55 | 41.55 | |
| USSR |
URS
|
42.00 |