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kennyd · 10-21-2007, 09:59 PM

Most likely dirt and crud built up around the plug. use a long scribe to break up the crud and blow it out real good with air. use anti seize and don't over tighten the plug. most of the thread problems were on the 5.4 and the V-10. hope it helps. good luck

10-21-2007, 09:59 PM	#10
kennyd Junior Member Join Date: Aug 2006 Location: Tyler Texas Posts: 28 Likes: 0 Liked 0 Times in 0 Posts	Re: ford truck help needed Most likely dirt and crud built up around the plug. use a long scribe to break up the crud and blow it out real good with air. use anti seize and don't over tighten the plug. most of the thread problems were on the 5.4 and the V-10. hope it helps. good luck