IMSA President John Doonan took some time to speak with the media regarding a recent "manual adjustment" in the WeatherTech ...

The 11 full-season GTP cars are joined by the 10 full-season entries from GTD PRO, plus one additional entry from Vasser ...

The IMSA WeatherTech SportsCar Championship caps off the first five months of the 2025 calendar on the streets of Detroit for ...

Porsche Penske Motorsport remained unbeaten in the 2025 IMSA WeatherTech SportsCar championship season but with a twist at ...

Porsche Penske Motorsport enters Detroit so-far undefeated in the GTP class, with the No. 7 Porsche 963 of Nick Tandy and Felipe Nasr out front ahead of teammates Mathieu Jaminet and Matt Campbell, ...

DragonSpeed has had a race-winning pedigree in IMSA WeatherTech SportsCar Championship for many years, but it hasn’t recently ...

IMSA has confirmed 22 entries for the Detroit Grand Prix sprint race on May 31, with 11 cars apiece in the GTP and GTD Pro ...

Who's better to give one the insight into the workings of IMSA's most competitive manufacturers, Porsche, than its GOAT ...

An action-packed weekend of racing continues today with NASCAR's Cup Series at Kansas Speedway and the IMSA WeatherTech ...

Video: Take a lap around Laguna Seca and experience a driver change with Wickens in a specially modified Chevrolet Corvette Z06 GT3.R.

To win at WeatherTech Raceway Laguna Seca, it takes "no excuses," and as Bobby Rahal narrates, drivers are in for a ...

With Porsche back on top, AO Racing’s California magic intact, and Mercedes-AMG doubling down in GTD, Laguna Seca once again ...