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IMSA SportsCar Championship Countdown

Countdown to 12 Hours of Sebring and other upcoming races on the IMSA SportsCar Championship 2024 season calendar.

The IMSA SportsCar series features different classes of cars, including prototypes and production-based vehicles. The season schedule consists of events taking place in United States and Canada with races ranging from 2 hours to 24 hours. The most famous event of the series is the 24 Hours of Daytona.