The Cadillac 6.2L V-8 engine that powers the Cadillac DPi-V.R prototype race car is undefeated at mid-season in the 2017 IMSA WeatherTech SportsCar Championship. The Cadillac race engines have secured 11 of the first 15 podium places — including all five victories — during Cadillac’s first year of IMSA competition, while each traveling more miles […]