Can you tell the differences between the two prototypes in the Rolex 24? How about GTD and GTD Pro? This might help. Or might not.

JDC-Miller Motorsports will run its Porsche 963 in 2025 specification this year, following approval by IMSA that now allows ...

Ford is working on returning to the increasingly popular realm of prototype racing. After launching its new Mustang GT3 model last year with Multimatic in IMSA’s WeatherTech SportsCar Championship and ...

Ferrari struggled in Formula 1 in 2025, but it can still call itself a world champion after sweeping the drivers’ and ...

The new Aston Martin Valkyrie GTP racer is just the brand's third attempt at building a top-flight endurance racing sports car since 1989. Last weekend marked the car's first test sessions at Daytona ...

Connor Zilisch was by far the winningest driver in NASCAR's second-tier Xfinity Series last year—but the (flawed) Championship Four format primarily rewards performances in the final race of the ...

Generally speaking, the Rolex 24 at Daytona features two types of cars: prototypes and showroom-stock(ish) GTDs. Porsche's GTP entry for JDC Miller MotorSports. This is the marquee class in IMSA’s ...

Connor Zilisch was by far the winningest driver in NASCAR's second-tier Xfinity Series last year—but the (flawed) Championship Four format primarily rewards performances in the final race of the ...