For something that's smaller than your pinky finger, spark plugs have a ridiculously important job: they create a spark that ignites the fuel-air mixture inside your engine's combustion chamber. But ...

A spark plug is a device that delivers electric current from the ignition to the combustion chamber of an engine to ignite the compressed mixture of air and fuel. All motorcycles, including those from ...

The engine in your car, truck, or SUV can run on either copper, platinum, or iridium spark plugs. You probably heard the hype around iridium plugs and how they manage to deliver solid sparks while ...

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Your engine’s spark plugs are one of its smallest and most important, parts. We look at some of the best. The engine in your car, truck, or crossover operates on the simple principle of capturing the ...

The automotive world has evolved in such a way that engines require spark plugs of a specific type. Using the wrong kind can lead to misfires and inefficiency, especially because spark plugs also come ...