Feb 20-23 Sebring International Raceway
Mar 20-23 Road Atlanta
April 24-27 Sonoma Raceway
May 2-4 Weathertech Raceway Laguna Seca
May 23-26 Lime Rock Park
June 19-22 Mid-Ohio Sports Car Course
June 26-29 Road America
July 11-13 Watkins Glen International
Aug 28-31 Canadian Tire Motorsport Park
Sept 18-21 Virginia International Raceway
Oct 17-19 Barber Motorsports Park
Oct/Nov 30-2 Circuit of the Americas