Having attended both F1 and IMSA races, I found some distinct differences, and you might be surprised at what I discovered. F1 cars are built to go insanely fast and are incredibly nimble.

Courtesy of IMSA The International Motor Sports Association (IMSA) is having a moment. Buried for decades behind bigger and more-popular racing series, the Florida-based IMSA series is fighting ...

The first 60 minutes and last two hours will air on NBC. USA, IMSA.TV and YouTube will share the middle portions. After that, IMSA, NASCAR’s sports-car cousin, will hibernate for six weeks.

IndyCar legend Scott Dixon will run another Rolex 24 at Daytona this week. So will 2022 Daytona 500 winner Austin Cindric and NASCAR Cup Series rookie Shane van Gisbergen. Felipe Nasr, Dane ...

Increased opportunities are part of the rising tide created by the convergence of hybrid prototype rules between IMSA and the World ... Le Mans Series led by Audi, Peugeot, Porsche and Toyota ...

Two Valkyrie Hypercars will compete in WEC, and one will compete in IMSA. Like the road car, the racer sports a 6.5-liter naturally-aspirated V12. This year’s 24 Hours of Le Mans is shaping up ...

Audi is reneging on the naming convention it announced just two years ago. In early 2023, Audi declared that its future gas-powered models would adopt odd numbers in their names, while EVs would ...

Both feature a similar base of regulations, with a few tweaks, and both can compete in either WEC or IMSA. Le Mans Daytona h (LMDh): LMDh regulations mandate that a chassis must be built by one of ...

That's sandbagging, for fans and competitors who think or even accuse teams or drivers of taking it was easy when IMSA officials are setting allowable power levels for the cars. Those power levels ...

Audi F1 has confirmed to PlanetF1.com that it has completed its full takeover of the existing Sauber team ahead of the F1 2025 season. Audi’s official F1 entry is less than a year away, with the ...