The No. 24 RLL BMW M Hybrid V8 set the fastest time of testing before this weekend's 24 Hours of Daytona. Courtesy of IMSA The International Motor Sports Association (IMSA) is having a moment.

IMSA WeatherTech SportsCar Championship qualifying ... Thursday will also feature the first Mazda MX-5 Cup race. Friday will include the second Mazda event and the BMW M Endurance Challenge.

DAYTONA BEACH—Last week, ahead of the annual Rolex 24 at Daytona and the start of the North American road racing season, IMSA (the sport's organizers) held a tech symposium across the road from ...

The first 60 minutes and last two hours will air on NBC. USA, IMSA.TV and YouTube will share the middle portions. After that, IMSA, NASCAR’s sports-car cousin, will hibernate for six weeks.

Not all experiences are the same; for most who attend a race, the first impression is lasting. Having attended both F1 and IMSA races, I found some distinct differences, and you might be surprised ...

Endurance format: Teams of four drivers race for 24 hours. The car that covers the greatest distance wins. Four classes of IMSA cars compete simultaneously. Saturday: 12:30-1:30 p.m. (NBC ...

He started her slowly in karts. They gradually climbed the racing ladder and will be making their IMSA debut Friday. Riley is now 20 and wants to be a professional race car driver with a goal of ...