The Mercury starter is the part of your Mercury model that is used to start your ride, to jumpstart the engine, and get your Mercury running. The starter of an automobile is more like the switch to a bulb or the start button to a player. Without the first one, the operation of the second cannot be achieved. This part is crafted to convert electricity into mechanical energy, which can happen in two stages. The Mercury starter will turn the engine when the ignition switch is turned on to the start position. This performance part will work by using the battery. The moment you insert the key into the ignition switch and then turn it to start position, a small amount of current will pass through the neutral safety switch to the starter relay. The starter motor will then crank the engine, allowing the piston to create a suction that will draw the fuel and air mixture into the cylinder. From this process, a spark is created that will ignite the mixture, allowing the engine to start. The significant role of this part will surely convince you to take notice and maintain it properly. A failing starter in your Mercury will surely put you in a disadvantaged situation. Take no chances and have it checked or possibly replaced the moment your stock Mercury starter shows signs of failure.