American open-wheel racing series
C47133
concept
An American open-wheel racing series is a professional motorsport championship featuring high-speed, single-seat, open-cockpit race cars competing on a mix of oval, road, and street circuits across the United States.
Observed surface forms (1)
| Surface form | Occurrences |
|---|---|
| open-wheel racing championship | 1 |
Instances (2)
| Instance | Via concept surface |
|---|---|
| USAC Silver Crown Series | open-wheel racing championship |
| CART | — |