Schedule

Mid-Ohio welcomes back the thrills of sports car racing with the O'Reilly Auto Parts Four Hours of Mid-Ohio set for June 6-8. The weekend will feature a four-hour IMSA Michelin Pilot Challenge endurance race, plus racing action from VP Racing SportsCar Challenge and Whelen Mazda MX-5 Cup presented by Michelin. USF Juniors Presented by Continental Tire adds some open-wheel racing to the schedule with the upcoming stars of the sport competing.

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TIME	SERIES	SESSION
8:00 a.m. - 10:00 a.m.	USF Juniors	Practice 1
10:20 a.m. - 11:00 a.m.	VP Racing SportsCar Challenge	Practice 1
11:15 a.m. - 11:45 a.m.	Mazda MX-5 Cup	Practice 1
12:50 p.m. - 1:30 p.m.	VP Racing SportsCar Challenge	Practice 2
1:45 p.m. - 2:15 p.m.	USF Juniors	Practice 2
2:30 p.m. - 3:00 p.m.	Mazda MX-5 Cup	Practice 2
3:15 p.m. - 4:15 p.m.	Michelin Pilot Challenge	Practice 1

TIME	SERIES	SESSION
8:45 a.m. - 9:15 a.m.	USF Juniors	Race 1
9:30 a.m. - 9:45 a.m.	VP Racing SportsCar Challenge - GSX	Qualifying
9:50 a.m. - 10:05 a.m.	VP Racing SportsCar Challenge - P3	Qualifying
10:20 a.m. - 10:40 a.m.	Mazda MX-5 Cup	Qualifying
10:55 a.m. - 11:55 a.m.	Michelin Pilot Challenge	Practice 2
12:05 p.m. - 12:25 p.m.	Car Corral Lap
12:45 p.m. - 1:15 p.m.	Mazda MX-5 Cup	Autograph Session - Location TBD
1:00 p.m. - 1:40 p.m.	USF Juniors	Race 1 - 40 Minutes
2:00 p.m. - 2:45 p.m.	VP Racing SportsCar Challenge	Race 1 - 45 Minutes
3:05 p.m. - 3:50 p.m.	Mazda MX-5 Cup	Race 1 - 45 Minutes
4:10 p.m. - 4:25 p.m.	Michelin Pilot Challenge TCR	Qualifying
4:30 p.m. - 4:45 p.m.	Michelin Pilot Challenge GS	Qualifying

TIME	SERIES	SESSION
8:00 a.m. - 8:40 a.m.	USF Juniors	Race 2 - 40 Minutes
9:00 a.m. - 9:55 a.m.	VP Racing SportsCar Challenge	Race 2 - 45 Minutes
10:00 a.m. - 10:30 a.m.	Michelin Pilot Challenge	Autograph Session - Location TBD
10:05 a.m. - 10:50 a.m.	Mazda MX-5 Cup	Race 2 - 45 Minutes
10:55 a.m. - 11:15 a.m.	Car Corral Lap
11:05 a.m. - 11:50 a.m.	Michelin Pilot Challenge	Pre-Race & Fan Walk
12:00 p.m.	O’Reilly Auto Parts 4 Hours of Mid-Ohio

Schedule subject to change without notice. All times ET.

Racing Series

Weathertech SportsCar Championship races through the Mid-Ohio Sports Car Course

From the showroom to the speedway, the IMSA Michelin Pilot Challenge is IMSA’s showcase for the latest in American-made and imported high-performance sports cars, coupes, hatchbacks and sedans. This series is home to the same cars seen on streets and highways around the world and offers racing in two classes – Grand Sport (GS) and Touring Car (TCR) – running a 10-race schedule in tandem with most of the WeatherTech Championship events.

Michelin Pilot Challenge races through the Mid-Ohio Sports Car Course

The Whelen Mazda MX-5 Cup presented by Michelin is the signature spec series for Mazda Motorsports. The MX-5 Cup champion earns a $250,000 scholarship at season’s end. MX-5 Cup has been sanctioned by IMSA since 2021. Each of the series’ seven event weekends – run as a companion to either WeatherTech Championship or IndyCar events – features a pair of 45-minute races.

The IMSA VP Racing SportsCar Challenge is a multi-class sprint racing series. The lead class, P3, features entry-level, closed-cockpit prototype cars, while the production-based GSX class utilizes cars built to international GT4 technical regulations. New in 2025 is the GTDX class which uses homologated FIA GT3 specification car models that participated in the 2024 IMSA WeatherTech SportsCar Championship.

The Idemitsu Mazda MX-5 Cup presented by BFGoodrich® Tires is the signature spec series for Mazda Motorsports. Mazda-powered grassroots champions can earn a Mazda scholarship to compete in the series. The Mazda MX-5 Cup champion earns a $250,000 scholarship.

USF Juniors Presented by Continental Tire is the first official step on the USF Pro Championships driver development system, providing an entry level program for young drivers needing more experience and track time before advancing up the ladder, and brings a level of professionalism and organization to a driver's first serious championship choice. In addition to prize money and awards, the series champion will earn a scholarship valued at $249,675 to advance to USF2000 in 2026.