St. Louis International Raceway
- Rounds
- 1
- Seasons
- 1
- First
- 1983
- Latest
- 1983
Every Round
| Season | Date | Race | 450 Winner | 250 Winner |
|---|---|---|---|---|
| 1983 | May 22 | St. Louis International Raceway National MX R4 | — | — |
| Season | Date | Race | 450 Winner | 250 Winner |
|---|---|---|---|---|
| 1983 | May 22 | St. Louis International Raceway National MX R4 | — | — |