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, ...

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

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

***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 ...

IMSA President John Doonan reflects on the record-breaking 2024 season and previews the thrilling innovations coming in 2025 during his keynote at EPARTRADE’s 5th Annual Race Industry Week.

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 ...

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 ...

"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.

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