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

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

and the Meyer Shank Racing outfit he owns with Jim Meyer has doubled in size -- from one car to two -- as Acura and its parent company Honda is going all-in with the series. "There's several tentacles ...

The Bathurst 12 Hour has struggled to entice GT4 competitors year after year, with just a handful making the annual visit to Mount Panorama. GT4 as a class has been part of the 12 Hour since 2012 and ...

IMSA said the Tower entry exceeded the maximum allowable wear to the regulated area of the skid block on the underside of the car during post-race inspection. Tower protested the penalty ...

And guess what, it does, as Aston pulled the wraps off their new WEC and IMSA endurance racing contender. Built on the same platform and using the same powertrain as its road-going sibling ...