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SportTrac Discussion
Engine & Drivetrain
my 2008 and its plugs
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<blockquote data-quote="EddieS&#039;04" data-source="post: 952827" data-attributes="member: 61136"><p>I dont believe in 100k plugs. Thats not say they wont last. I change them at 60k to 70k. I changed the plugs in my moms grand marquis 4.6L @ 101k miles. From the looks of them they were 20k to 30k over due.</p><p></p><p>If you have the old style plugs at almost 40k. I would change them. Just for the piece of mind they dont break off. They may be burning clean but carbon is building on the shaft. The longer the more carbon.</p><p></p><p>JMO...</p></blockquote><p></p>
[QUOTE="EddieS'04, post: 952827, member: 61136"] I dont believe in 100k plugs. Thats not say they wont last. I change them at 60k to 70k. I changed the plugs in my moms grand marquis 4.6L @ 101k miles. From the looks of them they were 20k to 30k over due. If you have the old style plugs at almost 40k. I would change them. Just for the piece of mind they dont break off. They may be burning clean but carbon is building on the shaft. The longer the more carbon. JMO... [/QUOTE]
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SportTrac Discussion
Engine & Drivetrain
my 2008 and its plugs
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