How long does it take to change spark plugs

Spark plugs have an important task to perform in your engine. They produce an electrical spark that ignites the mixture of fuel and air in you engine's combustion chambers, causing the pistons to move up and down.

This movement of pistons is what ultimately gets your car's wheels moving, so this little spark is a critical part of the whole process; it initiates the combustion in your internal combustion engine.

But like many parts of your engine, spark plugs won't last forever.

Every time they fire, the spark removes some of the metal on the plugs, increasing the voltage necessary to fire the next time.

Besides age, many other things can cause your spark plugs to wear out.

Signs you need new spark plugs

They're subjected to a number of forces inside the engine, including heat, gasoline and oil that can reduce their effectiveness. High performance engines and engines that rev to high RPMs also tend to wear out quicker.

For all of these reasons, it's important to replace your spark plugs from time to time.

Fortunately, high-quality spark plugs should last tens of tho

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