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

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

IMSA’s ongoing embrace of YouTube to reach international audiences and the steady filling of its social media channels with ...

***Longtime Sebring area broadcaster Barry Foster, meanwhile, has published “Sebring: The First Decade” in the first of a series of books chronicling the famed race. The 162-page paperback book is ...

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

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

It was none other than John Doonan, president of IMSA, who said the quiet part out loud when, unprompted, in his prerace remarks about the strength of the series said: “It looks like the papaya ...

"For Mazda, this weekend is the perfect blend of past, present, and future," noted John Doonan, director of motorsports for Mazda North American Operations. "We are celebrating our motorsports ...

IMSA announces its 2026 schedules for the WeatherTech Championship and Michelin Pilot Challenge, maintaining consistency across venues.

More: Key Wisconsin auto racing events for the 2025 season “I spent a lot of time growing up at Road America,” IMSA President John Doonan said in a news conference in Sebring, Florida ...

The International Motor Sports Association (IMSA) has revealed its 2026 calendar at the Mobil 1 Twelve Hours of Sebring for ...