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 ...

Spark plugs sit at the center of every gasoline engine’s heartbeat, turning fuel and air into the controlled explosions that move your car. When they work properly, you feel smooth power, quick starts ...

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, ...

Spark plugs are essential to the running of a vehicle, helping ignite the mixture of air and fuel to provide combustion to the engine. There are three specific parts of a spark plug, a central ...

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 ...

The spark plug is essentially a high-voltage “bridge” that ignites gas vapors inside your engine and makes your car go. On average, spark plugs should be replaced every 50-100,000 miles—the good news ...

You're hunched over the engine with your wrist painfully contorted, wishing you were Mr. Fantastic. You've finally removed broken spark plug number four and then the intrusive thought hits. "Should I ...

Chrysler's 5.7-liter HEMI engine is one of the most iconic Mopar engines of all time. A lot of factors contribute to the 5.7 HEMI's power and performance, but one of its most interesting ...

There's something oddly satisfying about pulling an old spark plug out of an engine, but what do you do with the plug once it's out? Maybe you're having second thoughts about changing the spark plug ...

See how to replace your spark plugs here. If your spark plugs are worn out, new ones can dramatically improve your performance. Doing it yourself is easier than you think. Make sure the prop rod is ...