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 ...

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

The TCR class will remain part of the IMSA Michelin Pilot Challenge until at least the 2028 season as part of a new agreement ...

IMSA announced the 2026 WeatherTech SportsCar Championship calendar this afternoon as part of the build-up to the Mobil 1 ...

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

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

IMSA SportsCar Championship calendar will see Road America switch from a sprint event to a six-hour Endurance Cup ...

There are several “firsts” that the Aston Martin Valkyrie brings to IMSA and to Saturday’s Mobil 1 Twelve Hours of Sebring ...

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

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 ...

Esther and Frank had four boys, John (Loretta), George (Deceased), Ronald (Holly) and James (Monica) and were married for 53 years. After Frank’s passing in 1999 Esther married James W.