Dillon Machavern, Spencer Pumpelly Win BMW Endurance Challenge
In the Continental Tire SportsCar Challenge, Rennsport One’s No. 28 Porsche for defending Grand Sport champion Dillon Machavern and Spencer Pumpelly was the class of the field all week in Daytona. The four-hour BMW Endurance Challenge was no different as Machavern took the lead for the final time when DXDT Racing’s Aaron Povoledo had to …