Teams constantly fine-tune engine management systems and aerodynamic profiles to shave milliseconds off lap times. The Human Element
The opening of the 4-km brick-surfaced Indianapolis Motor Speedway in Indiana marked a turning point, cementing racing as a major American sport. Diversity of Modern Racing car races.7z
Popular in the U.S., these high-speed, open-wheel cars often use a "staggered" tire setup—where the right rear tire is larger than the left—to help the car turn more effectively on dirt tracks. car races.7z