IMSA has released the official entry list for Saturday’s virtual stand-in for the Mobil 1 Twelve Hours of Sebring (rescheduled to Nov. 11-14 because of the novel coronavirus (COVID-19) pandemic). IMSA ...

The Valkyrie is the first car built to the LMH rules of Hypercar to race in GTP. Entering just its second race following the opening round of the World Endurance Championship in Qatar on Feb. 28. The ...

No matter the results at the Mobil 1 Twelve Hours of Sebring, Aston Martin’s new Valkyrie is guaranteed to generate some noise in its IMSA WeatherTech SportsCar championship debut. That’s an easy ...

With extra motivation for one of its stars, Porsche Penske Motorsport will take aim at the Mobil 1 Twelve Hours of Sebring after dominating the IMSA WeatherTech SportsCar Championship season opener.

The 72nd running of the Mobil 1 Twelve Hours of Sebring Presented by Cadillac was decided by an intense battle for the lead with less than five minutes remaining in the classic endurance racing ...

The thrill of endurance racing returns to Florida this Saturday at the 73rd running of the Mobil 1 Twelve Hours of Sebring.

Just over a year since partnering up in sports cars, co-owners Wayne Taylor and Michael Andretti picked a prestigious place for their first victory with a new second car. Louis Deletraz, Jordan Taylor ...

Porsche Penske Motorsport has established itself as the team to beat in the second season of the hybrid prototype GTP era after convincing endurance victories at Daytona in IMSA’s WeatherTech ...

Felipe Nasr maintained his perfect start to the 2025 IMSA WeatherTech SportsCar Championship season, winning the 73rd Mobil 1 Twelve Hours of Sebring for Porsche Penske Motorsport’s No. 7 963. Nasr, ...

Sections of the 1.645-mile, nine-turn course in Detroit are some of the bumpiest—maybe even THE bumpiest—on the IMSA calendar, Detroit is one of those tracks that evolves during a race week to the ...