The Grand AM GX class isn’t the only place where Mazda will be running its 2.2-liter turbocharged Skyactiv-D four-cylinder diesel next year: it will power the LMP2 contender fielded by Dempsey Racing, a team co-owned by actor Patrick Dempsey. Mazda will also provide the engine to other teams running in the class at Le Mans, in the American Le Mans Series and the World Endurance Championship. Funk Flex