IMSA President John Doonan discussed in further detail the changes to the 2026 WeatherTech SportsCar Championship calendar, ...

IMSA President John Doonan said that making Road America a six-hour Michelin Endurance Cup round will bring “excitement” to ...

On Thursday, two days before the green flag falls for the 73rd Mobil 1 Twelve Hours of Sebring, IMSA became the first major ...

The move gives one fresh tweak to what has been a fairly stable schedule for IMSA, and Road America enjoys a return to its ...

A good thing just got better, as the International Motor Sports Association (IMSA) and WSC Group today announced an extension of the partnership that will see the Touring Car (TCR) class remain a part ...

The sportscar racing series makes a significant tweak to its Michelin Endurance Cup rounds in the Midwest, making for a more ...