Thread self explanatory, which discipline?
Open Wheel: F1, F3, ChampCar, IRL
Stock Car: NASCAR, ARCA, USAR, SpeedCar, ASCAR
Sports Car: GT, European and American Le Mans, DTM
Drift: D1 Grand Prix
Drag: NHRA, IHRA, NEDRA (National Electric Drag Racing Association)
Rally: WRC
Dirt: Midget, Sprint, Modified
Open Wheel: F1, F3, ChampCar, IRL
Stock Car: NASCAR, ARCA, USAR, SpeedCar, ASCAR
Sports Car: GT, European and American Le Mans, DTM
Drift: D1 Grand Prix
Drag: NHRA, IHRA, NEDRA (National Electric Drag Racing Association)
Rally: WRC
Dirt: Midget, Sprint, Modified