Spark plug disaster yes or no???
#76
![Angry](https://www.f150online.com/forums/images/icons/icon8.gif)
Yes I have horrible trouble..2004 5.4 3v Lariat 4x4 with 65k miles. Broke three plugs off..engine was warm. All factory original.
I thought the occasional rough idle was bad !
Three seperate people broke these plugs..all experienced and professional
This is a Ford problem-now made into my problem.
I thought the occasional rough idle was bad !
Three seperate people broke these plugs..all experienced and professional
This is a Ford problem-now made into my problem.