Canadian Tire Motorsport Park will be o ffering free admission for the 2016 racing season to all those 16 years of age and younger, up from 12-years old. CTMP has also released its 2016 racing calendar online, highlighted by racing weekends in the yet-to-be-renamed Canadian NASCAR series (May 20-22), IMSA WeatherTech SportsCar Championship (July 7-10), Canadian Superbikes (Aug. 19-21) and the NASCAR Camping World Truck Series (Sept. 2-4).