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three valve v8

  1. jadez03

    My spark plug change - 4.6L V8 2007 Sport Trac

    Greetings! I just bought a 2007 Sport Trac Build date 04/06 So Gen1 I guess, 102,000 miles and no idea really how the owner before treated it. After the sale I had the infamous misfire under load, original spark plugs, so I decided after reading all the horror stories on here, that it was worth...
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