That Time Formula One Battled American Open-Wheel Racers On The Track

On March 28, 1971, a grid of formidable open-wheel cars lined up on the starting grid of California’s Ontario Motor Speedway for one purpose: To put Europe’s Formula One cars against those of America’s Formula A (also known as Formula 5000). That race was called the Questor Grand Prix.

Read more…

Source: Jalopnik