Teams wishing to contest the full season, Michelin Endurance Cup, or individual events may enter to do so until Oct. 7 or ...

Continuing a recent trend of opening entries shortly after the Road America race weekend in early August, IMSA opened its ...

BMW M Team RLL found the execution that it's been missing, earning its first IMSA WeatherTech SportsCar Championship victory ...

The recently concluded IMSA WeatherTech SportsCar Championship season was almost as much about teasing some exciting coming attractions as it was the current product on the track. With a peek to ...

After wins at Detroit (the No. 93 ARX-06) and Watkins Glen International (the No. 60 ARX-06), the Meyer Shank Racing Acuras ...

Tension over driving standards in the IMSA WeatherTech SportsCar Championship began to reach the surface after Sunday's Motul ...

WeatherTech has been named new title sponsor of the IMSA WeatherTech SportsCar Championship, replacing TUDOR, which has been the title sponsor for the merged championship's first two seasons.

The IMSA's United SportsCar Championship will get a new title sponsor for next season as Tudor steps down and WeatherTech steps up for the series' naming rights.

The IMSA WeatherTech SportsCar Championship Series is going back to the future in 2019 with the return of a stand-alone LMP2 class. After competing together in one combined Prototype class for the ...

Aug. 3-6 — IMSA SportsCar Weekend, Road America Aug. 25-27 — Michelin GT Challenge at VIR, VIRginia International Speedway Sept. 15-17 — IMSA Battle on the Bricks, Indianapolis Motor Speedway ...

2023 IMSA WeatherTech SportsCar Championship schedule Jan. 26-29 — Rolex 24 at Daytona, Daytona International Speedway March 15-18 — Mobil 1 Twelve Hours of Sebring, Sebring International Raceway ...