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 ...

Ignition issues can be a real pain to diagnose and could leave you stranded on the side of the road, but identifying the ...

Best DIY way to check spark plug wires fast! No tools needed. Just make sure you have no fuel source present. This test is a quick check and not an output performance check. You are simply looking for ...

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 plug testers aren't entirely necessary, but they can provide convenience when you're specifically trying to figure out ...

Dr. Elizabeth Yuko is a bioethicist and adjunct professor of ethics at Fordham University. She has written for The New York Times, The Washington Post, The Atlantic, Rolling Stone, CNN & Playboy. When ...

Simply put, getting the maximum power from any race engine is a function of the temperature, pressure and timing of combustion gases in the cylinder. Since it would be expensive and impractical for ...

Read a good spark plug lately? We hope so, for your engine's sake. But spark plug reading—the traditional way to check your fuel mixture and monitor other vital conditions in the combustion chamber ...

All spark plugs may look the same to the untrained eye. Unfortunately, nothing could be further from the truth. For starters, spark plugs come in many types that are mainly differentiated by the ...

DEAR CAR TALK: I have a 2013 Camaro with the V-6 engine. When I changed the spark plugs, the old plugs from cylinders two to six were light tan in color, but plug No. 1 was dark and sooty. Is this a ...