Spark plugs that haven't been changed for a long time can become one with the cylinder head. Fortunately, it's possible to repair damaged threads instead of scrapping the head. (Photograph by Chris ...
Spark plugs are a critical component of your vehicle’s engine, responsible for igniting the air-fuel mixture to power your car. Over time, they can become dirty or fouled, affecting engine performance ...
Q I recently took my '02 Chrysler minivan in for 100,000-mile service and was told that one of the spark plugs would not come out of the cylinder head. The shop tried, but it would only come out so ...
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Why spark plugs fail and when you should replace them
Spark plugs sit at the center of every gasoline engine’s heartbeat, turning fuel and air into the controlled explosions that ...
Changing your own spark plugs is a rite of passage among gearheads. It shows you’re fully aware that your car needs basic maintenance to stay in tip-top shape, and that you’re ready to tackle it ...
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