IMSA President John Doonan took some time to speak with the media regarding a recent "manual adjustment" in the WeatherTech ...

IMSA President John Doonan said that he’s been in ‘constant communication’ with the FIA and ACO regarding the future of its shared top class platforms, indicating that there could be “more [news] to ...

IMSA has made “manual adjustments” to its Balance of Performance for next weekend’s Chevrolet Detroit Sports Car Classic, ...