At a time when many racing series' growth is flat, IMSA is adding manufacturer after manufacturer, and fans are lining up to ...

Can you tell the differences between the two prototypes in the Rolex 24? How about GTD and GTD Pro? This might help. Or might not.

A run through the prototype entries competing in the 63rd Rolex 24 At Daytona reveals 24 contenders for the 24-hour endurance ...

NBC Sports begins its coverage of the 2025 IMSA WeatherTech SportsCar Championship season with comprehensive live coverage of ...

Max Verstappen faced challenges during the virtual 24 Hours of Daytona sim race on iRacing, struggling in the GTP class while ...

Porsche Penske Motorsport begins its begins its GTP title defense this weekend at the Roar Before the 24, a year on from its ...

The integration of two-stage Balance of Performance for both the GTP and GT classes ‘opens up possibilities’ for further BoP ...

When looking down the entry list for this weekend’s Rolex 24 At Daytona, with its GTP class filled with factory teams and GTD ...

Nasr lone holdover in the winning No. 7 Porsche 963 for Porsche Penske Motorsports at IMSA Rolex 24 Hours at Daytona.

Cadillac Racing, in conjunction with Cadillac Wayne Taylor Racing and Cadillac Whelen, revealed the liveries of its three ...