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

Aston Martin first started developing an endurance racing version of the Valkyrie long before the road car reached production ...

IMSA stripped Tower Motorsports of its LMP2 class victory at the Rolex 24 at Daytona because of a technical infraction ...

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

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

Cup driver Austin Dillon gets points for thinking WAY outside the box for an idea that would shake up the Clash and bring ...

Aston Martin has announced its driver line-ups for WEC and IMSA this year, with the first images of the Valkyrie Le Mans ...