IMSA has published the provisional 61-car entry list for the 64th annual Rolex 24 At Daytona, as the crown jewel of North ...

After the presentation of another 61-car capacity grid for next month’s Rolex 24 At Daytona, IMSA President John Doonan noted ...

IMSA President John Doonan has revealed the sanctioning body had “close to 90” entry inquiries for next month’s Rolex 24 at ...

For the fifth consecutive year, the IMSA WeatherTech SportsCar Championship will open its new season with a capacity grid set ...

Just like how racing is a testbed for road car performance, IMSA and Michelin think it can help make driving more sustainable without losing the fun.

Colton Herta has pointed out a key feature of the IMSA SportsCar Championship, which excites him about racing in the endurance racing series, and something that IndyCar lacks.

It was 55 years ago this month, at Pocono, when IMSA ran its first automobile race. Accounts vary slightly, but roughly 350 fans came to watch. Earlier this month, IMSA wrapped up its 2024 season ...

Road America’s two biggest events are vastly different, yes. But stripped down to their most basic levels, they’re more similar than they are opposites. Teams prepare cars. Drivers traverse a 4-mile ...

After Wayne Taylor Racing, Action Express and Proton Competition confirmed to RACER last month they will put in requests for ...

The ending of last year’s IMSA Acura Grand Prix of Long Beach was a largely forgettable experience for Ricky Taylor. But the persistence of memory is why the No. 10 Acura ARX-06 driver is geeked about ...

DAYTONA BEACH, Fla.DAYTONA BEACH, Fla. — The Cadillac growls, while the Porsche and BMW scream. The Acura sounds like an Indy car, and for fun, turn your back to the track and listen carefully as the ...

The BUBBA burger Sports Car Grand Prix a little more than a week ago will have marked one of the craziest IMSA WeatherTech SportsCar Championship races since the series came under a unified banner in ...