TUDOR United SportsCar Championship - Prototype Challenge Class

TUDOR United SportsCar Championship events are a mixture of sprint and endurance races, ranging in length from two-and-ahalf-hours to 24 hours, with teams utilizing two or three drivers depending on race length.

Prototype Challenge (PC) is a spec class featuring open-cockpit racecars and technology such as carbon fiber chassis’, carbon brakes, and sequential gearbox.

Top Speed: 175 mph

Horsepower: 430

Wheelbase: Length varies; based on production vehicle design

Weight: 1,990 pounds

Height: 40 inches

Width: 74 inches


Engines: Chevrolet LS3

Gearbox: Xtrac sequential with paddle shifting

Tires: Continental

Chasis: Carbon Fiber

Suspension: Front and rear – independent coil springs, upper and lower A arms

The Roar Before The Rolex 249-11 JanDaytona Int. SpeedwayDaytona Beach, FL
Rolex 24 at Daytona22-25 JanDaytona Int. SpeedwayDaytona Beach, FL
12 Hours of Sebring18-21 MarSebring Int. RacewaySebring, FL
Mazda Raceway Leguna Seca3 MayMazda Raceway Leguna SecaMonterey, CA
Sahlen’s 6 Hours of The Glen28 JuneWatkins GlenWatkins Glen, NY
Canadian Tire Motorsport Park12 JulyCanadian Tire Motorsport ParkBowmanville, ON
Lime Rock Park25 JulyLime Rock ParkLakeville, CT
Road America9 AugRoad AmericaElkhart Lake, WI
Virginia Int. Raceway23 AugVirginia Int. RacewayDanville, VA
Circuit of the Americas19 SeptCircuit of the AmericasAustin, TX
Petit Le Mans3 OctRoad AtlantaBraselton, GA