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Old Nov 18, 2011 | 07:34 PM
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WorkhorseF250's Avatar
WorkhorseF250
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Mountain Pass
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help.

anyone have the gap spec on a 5.4l? im giving the champion plugs a go and need to know what they are supposed to be gapped at. there isn't much coming up on the web as to what it is.
 
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Old Nov 18, 2011 | 08:34 PM
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DND58's Avatar
DND58
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From: Carbondale, CO
These links says .052" - .056".

How To Change Spark Plugs on 4.6 & 5.4 Liter F150s .: Articles

CHANGING SPARK PLUGS ON A 5
 
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Old Nov 18, 2011 | 09:19 PM
  #3  
1975StroppeBaja's Avatar
1975StroppeBaja
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From: WV
Yep, this page from the shop manual says the same....

 
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