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 ...

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 ...

A brief underhood inspection confirms that all the vacuum hoses are on and that none of them have been burned open by leaning against the exhaust manifold. You've touched every sensor connection to ...

No two racecars are exactly the same. We all have our own little quirks or favorite ways of doing things that make even tube-frame cars from the manufacturer a little bit different. Changes to the ...

On the surface,spark plug wiresare a pretty basic part they carry spark energy from the distributor (or coil) to the spark plugs. But when you actually go to purchase a set, you find out that there ...

Even the world's finest ignition wires are at the mercy of two things:the ignition system and, of course, Mother Nature. As ignition powerbecomes stronger and spark-plug gaps increase, the chance of ...

Don’t worry, it’s not just you. Everyone dropped their first, or likely fortieth, F-bomb when their dad had them hold the spark plug while he hit the kickstarter on their dirt bike. While it might ...

Less than $20 Disable the lawnmower Locate the spark plug and pull off the spark plug wire to prevent the mower from accidentally starting while you're working. Tape the wire to the housing to keep it ...

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 ...