Dallara IR-12 Chassis with Dallara IR-18 Aero Kit

Construction Monocoque contains cockpit, fuel cell and front suspension; engine is stressed (integral) member of chassis; rear assembly contains bellhousing, gearbox and rear suspension members

Materials Carbon fiber, kevlar and other composites

Engine 2.2L V6 Twin-Turbo
Horsepower 700+ HP
Top Speed 240 MPH
Weight Weight Approximately 1,700 lbs (Road/Street Courses), 1,690 lbs (Short Ovals) and 1,655 lbs (Speedways)
RPM Maximum engine revolutions per minute are a series-mandated 12,000 rpm.
Fuel Type Series Mandated E85 Ethanol