Unusual shows of passion, non-traditional viewing platforms added up to a winning Rolex 24 for the glass offices at IMSA.

As HRC becomes more involved with Acura's IMSA campaign, Meyer Shank gets off to a great start in the Rolex 24.

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 ...

It was an instant classic. In the same way last May’s Indianapolis 500 became an immediate thriller, but longer. Much longer.

Having attended both F1 and IMSA races, I found some distinct differences, and you might be surprised at what I discovered.

Iron Dames has named Michelle Gatting, Rahel Frey, and Sarah Bovy as its drivers for the remaining IMSA GTD Michelin ...

Cadillac driver Earl Bamber believes his dual program with the V-Series.R in the FIA World Endurance Championship and IMSA ...

The Valkyrie hypercar will compete at 24 Hours of Le Mans in the FIA World Endurance Championship and in the IMSA WeatherTech ...