They may look like your average wires, but spark plug wires have a very important job to do. Their mission is to provide electricity from the car's 12 volt battery to the engine's spark plugs. Without ...

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I had spark plugs changed in my car. The manual states replace the spark plugs at 60,000 miles. I had it done when the car ...

Like rotating tires or changing oil, replacing spark plugs is a job that can be easily, and inexpensively, done in the confines of your own home. Although they don’t need maintenance as often as the ...

Spark plugs are a vital part of a gasoline-powered car’s engine. Without them the engine won’t start, and if they’re in rough shape the engine will run poorly. Nearly all gasoline-powered cars are ...

Your engine's spark plugs are absolutely vital to the longevity and clean running of your engine. That's why they need to be changed regularly, and properly. Here's how to do that without making a ...

The requirement to gap spark plugs might not be as common as it once was, but it's still an important bit of maintenance on vintage and modified cars.

Unless your car is hard to start, idles roughly, accelerates sluggishly or gulps gasoline, you’ll probably get little benefit from replacing the spark plugs before the time or mileage interval ...

Spark plugs are necessary for gas-powered engines. However, they're not all the same, and they can come in different shapes ...

Not every driver knows how often they need to change spark plugs in their car. The frequency is determined by many factors, such as the material from which the center electrode is made, the operating ...

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 ...