Having attended both F1 and IMSA races, I found some distinct differences, and you might be surprised at what I discovered. F1 cars are built to go insanely fast and are incredibly nimble.

The first 60 minutes and last two hours will air on NBC. USA, IMSA.TV and YouTube will share the middle portions. After that, IMSA, NASCAR’s sports-car cousin, will hibernate for six weeks.

With traffic complications in the closing stages ... “Winning the 24 Hours of Daytona twice in a row – one of the longest and toughest races in the IMSA series – is a monumental achievement. The ...

Courtesy of IMSA The International Motor Sports Association (IMSA) is having a moment. Buried for decades behind bigger and more-popular racing series, the Florida-based IMSA series is fighting ...

21, and Petit Le Mans Season Finale from Michelin Raceway Road Atlanta on Oct. 11 Peacock to Stream All IMSA WeatherTech SportsCar Championship Coverage, Including Coverage of Select Endurance Races ...