Ace Motor Cars is a used car dealership that sells quality pre-owned cars,vans and suv's from a wide variety of manufacturers. Conveniently located in Waltham with close proximity to Belmont, Newton, Watertown and Lexington. The pre-owned vehicles at Ace Motor Cars go through a rigorous standard in to order to ensure quality. Customer satisfaction is our number one priority and if Ace doesn't have what you are looking for, the exact vehicle to meet your needs can be found in a short time frame. Call ahead to make an appointment or simply stop by.