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 ...

"This is the most significant step Mazda has taken towards returning to the global racing stage since our overall victory at Le Mans in 1991," said the director of Mazda Motorsports, John Doonan.

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

"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.

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