IMSA Top Class to Be Named GTP Beginning in 2023

Through a historic convergence with the Automobile Club de l’Ouest (ACO) announced last summer, Le Mans Hypercar (LMH) prototypes from mainstream automotive manufacturers also will be eligible to compete head-to-head with LMDh cars for overall victories in the IMSA WeatherTech SportsCar Championship. And with that new machinery comes a new name for the top class: Grand Touring Prototype (GTP).