Change Racing and O’Gara Motorsport – preparing for their debut in the IMSA WeatherTech SportsCar Championship – combined for three world championships at last weekend’s Lamborghini Blancpain Super Trofeo World Final at Sebring International Raceway.Corey Lewis (Pro-Am) and Jake Rattenbury (Gallardo Pro-Am) from Carolina/Change Racing joined Vancouver/O’Gara Motorsport’s Ryan Ockey...