A new-look Meyer Shank Racing team is back at the Rolex 24 after a one-year hiatus and it is just one of dozens of changes as IMSA heads into the most prestigious endurance race in North America.

The Michelin Pilot Challenge race at Daytona International Raceway features eight different teams in which family members ...

Starting at this weekend's Rolex 24, more classes — and cars — will use special sensors to help IMSA maintain an even playing field. Here's how they work.

When looking down the entry list for this weekend’s Rolex 24 At Daytona, with its GTP class filled with factory teams and GTD ...

Pfaff Motorsports has set its drivers for the 2025 IMSA season, the Canadian team’s first GTD PRO campaign with Lamborghini.

It is the debut year for the program in IMSA sports car racing, but series president John Doonan ran a similar STEM experience when he was head of Mazda. It took sponsorship from Gainbridge ...

Earl Bamber, who will compete in a Cadillac V-Series.R at the Rolex for Whelan Racing, is one of three drivers who will compete in both IMSA and the World Endurance Championship this year.

IMSA Photo Matt Kurdock ... And when you're endurance racing like we are over a 24-hour period, being able to control all the cars to a relative power level consistently over the 24 hours is ...

Shelby American's new GT350 and GT350R celebrate 60 years of the original GT350R, which debuted on January 27, 1965, while jumpstarting a new Trans Am racing program.