Today’s IMSA GTP machines, also known as LMDh cars ... GM is trying to bump start its open-wheel project as we speak. It plans to build an F1 power unit, hybrid system and all, for the 2028 ...

Another major entry has crashed out of contention to win of the 2025 24 Hours of Daytona. The latest car to suffer a setback is the 2023 championship-winning No. 31 Cadillac entered by Action Express ...