IMSA President John Doonan said this weekend at Daytona International Speedway that 89 cars applied for entry into this ...

The IMSA WeatherTech SportsCar Championship features by far the highest level of technology in American motorsport. It’s therefore no surprise that a growing number of America’s leading technology ...

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.

An unofficial one, of course. Really, the IMSA WeatherTech Sportscar Championship 2025 schedule kicks off Saturday and Sunday with the 24 Hours of Daytona race at Daytona International Speedway.

The demand to fill the seats in the IMSA WeatherTech Championship’s state-of-the-art machinery has translated into a wealth of opportunities for drivers, especially in the GTP ranks. Those ...

The No. 14 Lexus clawed its way to an 11th-place finish in the GTD Pro class, while the No. 12 crossed the line 15th in GTD, kicking off the 2025 IMSA WeatherTech SportsCar Championship with ...

Referred to as simply the Aston Martin Valkyrie Hypercar, it will compete in both the FIA World Endurance Championship and IMSA WeatherTech ... an even more outlandish design.

Honda has made a big change to its IMSA program for 2025 which affects everything it does on and off the track, and could ...

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 ...

A little chill, but the sunshine more than made up for it. IMSA WeatherTech Championship race cars hit the track for the first time Friday morning, kicking off a three-day testing window.

NBC Sports’ 2025 IMSA WeatherTech SportsCar Championship schedule includes 17 hours on NBC broadcast network and 12 hours on USA Network, including network coverage of the Rolex 24 At Daytona ...