IMSA has revealed the 49-car entry list for next week's Motul SportsCar Grand Prix at Road America - the only sprint round to ...

The lone IMSA WeatherTech SportsCar Championship sprint race featuring all four classes kicks off the stretch run to the finish of the final four race weekends of 2025. The freshly renamed Motul ...

On March 15, 29 representatives showed up in person, another 21 checked in via Zoom for a meeting of all the suppliers and manufacturers involved in the new IMSA Prototype car, the GTP, which will ...

5 Things We Learned About IMSA's 2023 GTP Cars at Road Atlanta Test. Pictures of all the cars participating in the first major test session as teams prepare for 2023 Rolex 24 at Daytona.

A total of 49 cars are set for next weekend’s Motul SportsCar Grand Prix at Road America, the final two-hour and 40-minute all-class race of the IMSA WeatherTech SportsCar Championship season.

A Porsche 963, one of the four different kinds of hybrid prototype racing cars built to the LMDh rules, running in IMSA's GTP class at the 2023 Petit Le Mans at Road Atlanta in October.

The 2023 Rolex 24 at Daytona featured a new class of hybrid race cars called GTP that automakers hope will promote their road-car electrification plans. Skip to main content Menu ...

IMSA's introduction of the GTP class last season has seen interest in the sports-car racing series rise ahead of its 2024 campaign. Nigel Cook/News-Journal / USA TODAY NETWORK ...

There has been plenty of speculation from teams, OEMs and suppliers that the German brand’s commitment to racing in both IMSA ...

“At the conclusion of the Battle on the Bricks, IMSA impounded selected GTP cars to conduct extended post-race technical inspection through Monday and Tuesday,” the series said in a statement ...

The LMDh cars are all hybrids with ICE power plants. With cost containment in mind, they carry the same KERS components of a Bosch-built MGU, a battery manufactured by Williams Advanced ...