The 2026 IMSA VP Racing SportsCar Challenge season is the fourth season of the IMSA VP Racing SportsCar Challenge after being established in 2023 as a replacement for the IMSA Prototype Challenge. The season will begin on January 16 at Daytona International Speedway and will conclude on October 3 at Road Atlanta. This season will mark the debut of the new, third-generation LMP3 cars in this series. [1] [2]
The provisional schedule was released on September 16, 2025, at IMSA's annual State of the Sport Address, featuring sixteen rounds split across ten race weekends, which will be made up of 6 Sprint and 4 Endurance rounds. All ten events had confirmed dates. [3]
Round | Circuit | Length | Classes | Date |
---|---|---|---|---|
1 | ![]() | 2 x 45 minutes | All | January 16–19 |
2 | ![]() | 2 x 45 minutes | All | February 27–28 |
3 | ![]() | 2 hours | LMP3 | March 6–8 |
4 | ![]() | 2 hours | LMP3 | May 7–9 |
5 | ![]() | 2 x 45 minutes | All | June 5–7 |
6 | ![]() | 2 hours | LMP3 | June 19–21 |
7 | ![]() | 2 x 45 minutes | All | July 10–12 |
8 | ![]() | 2 hours | LMP3 | August 14–16 |
9 | ![]() | 2 x 45 minutes | GTDX, GSX | August 21–23 |
10 | ![]() | 2 x 45 minutes | All | October 1–3 |
All cars in the LMP3 class use the Toyota V35A 3.5 L twin-turbo V6 engine. [1]
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