IMSA VP Racing SportsCar Challenge Returns to a 100% Endurance Format in 2027.
Announced on July 11, 2026, the 2027 IMSA VP Racing SportsCar Challenge calendar marks a new chapter for LMP3 in the United States. The championship returns to an all-endurance format, with seven races ranging from 90 minutes to three hours, held at several iconic North American circuits. It is a major development for teams, drivers and the Ligier JS P325. In this multi-class championship, LMP3 prototypes will continue to race for overall victory, alongside GSX GT4 cars and a third…