It’s a pleasant problem to have if you’re IMSA president John Doonan. Doonan and the North American sports-car series have announced a capped field of 60 cars for the 2023 Rolex 24 at Daytona ...

It was the IMSA debut at Belle Isle for both drivers. It is the 10th victory for the Lexus RC F GT3 in GTD, the eighth with Vasser Sullivan and the second Detroit victory for the RC F GT3. Kirkwood ...

STAMFORD, Conn. – July 10, 2025 – NBC Sports’ motorsports weekend is headlined by IMSA’s Chevrolet Grand Prix from Canadian ...