Most four-cylinder engines use a single spark plug per cylinder, but a lot of them throughout the years used eight spark ...

Fitting bigger spark plugs might sound like a recipe for improving power output, but it can have catastrophic consequences ...

Car windows are made to be reliable and withstand damage during an accident. However, if you ever get stuck inside the car and your doors are jammed, you can use a spark plug to break the windows in ...

Rotary engines differ from conventional ones in many respects — and one of them is the fact that they use two different spark ...

In order for any internal combustion engine to function properly, you need three basic things: air, fuel, and spark. Air mixes with the fuel, providing an explosive catalyst. The engine compresses the ...

Checking, replacing and maintaining your spark plugs is actually one of the easier and most affordable car-maintenance jobs you can do in the comfort of your own driveway — that is, if you don’t screw ...

We earn commissions from purchases you make using links in our articles. Learn more. You’re likely aware that in order to keep your vehicle running in great shape, you’ll need to replace the spark ...

Autoblog may receive a share from purchases made via links on this page. Pricing and availability are subject to change. Spark plugs are the heart of your car’s ignition system. If yours are worn out, ...

Gasoline internal combustion engines need three fundamental things: fuel, oxygen, and spark. The sexy aspects of modifying cars are focused on the first two elements: Double Pumper carburetors, ...

If you consider your spark plugs little more than disposable engine parts to be replaced for every event or two, you're missing out on a valuable engine-tuning tool. Not only can the correct plug ...