A spark plug thread chaser isn't always the answer, but it can make a big difference when you're installing fresh new plugs.
Spark plugs can get wet for any number of reasons -- they can be covered in fuel, water or oil -- but if that's the case, ...
Motoring Chronicle on MSN
How long do spark plugs last? (And what happens when they fail)
Spark plug lifespan depends on the electrode material. Copper plugs last 20,000 to 30,000 miles, platinum plugs last aro ...
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