...spark from the coil. idles good but when try to take off miss fires then it runs rough. could be a wire crossed, or it's out of time. since you used motorcraft plugs, did you set them properly to the ...
...spark plug is faulty if that is what it is. Should not be a timing issue. If you have a code reader, you will know which plug/cylinder is mis firing. this way you can isolate the one. It is common to ...
spark plugs on 1999 f150 Why do you want to know you can't gap plugs anymore as that will break the modern plugs their pergapped and if you try to change the gap you'll break the plug so don't try it.
Need spark plug gap for 99 Ford F150 V6 Spark Plug gap 55 thoundths
Question about 1999 F150 Regular Cab
...spark plug gap. For a199 ford f150 w/ a 4.6 .052 - .056 It should say this on the emotions sticker as well. Let me know if you have any questions and I'll do my best to answer them. Thank you for ...
Question about Ford F150 / F250 Ld 1999 2000 2001 2002 2003 Fog Lights Projector W/ Halo Clear-1 Pair
...once it warms up and is under load conditions check spark plugs have the right gap. heated plugs that are worn will give you a misfire, also if not been changed in a few years would replace
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