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    Expedition will shake when accelerating

    Just replaced all plugs less than a year ago but maybe I got a bad one or two.
  2. G

    Expedition will shake when accelerating

    Drives fine but when it experiences any load it will start to shake and stutter. No engine light. How do I diagnose. Most like coil packs or plugs but not sure how to figure out which one.
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    Spark Plugs Ebay

    Aren't Motorcraft plugs manufactured in China now?
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    Spark Plugs Ebay

    Searching for the best price on some Motorcraft SP-509 plugs I found some that are much cheaper on eBay but not sure if they are true Motorcraft plugs. What is your opinion would you purchase a set of plugs from eBay? Pricing for 8 plugs Local Ford Dealer $119.99 Advance Auto $58.99 with...
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    Spark Plug and Cylinder Layout

    So if I am checking the gap what is the proper measurement?
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    Spark Plug and Cylinder Layout

    What is the proper gap for the plugs on a 2013 Ford Expedition 5.4 engine? What is the cylinder layout I have a misfire on #8 and wondering if it is drivers side or passenger side rear?
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