Timing Belts (timing chain or cam belt) is a part of the combustion engine - that which controls the timing of the engine's valves. That is why in your motor timing is everything, and vital to the operation of your entire vehicle. Browse our directory and find reliable auto shops and auto technicians serving Boston, MA and the Boston area who specialize in timing belt replacement services. This job needs to be done on time and every car brand and model has their own schedule for this procedure.