I have seen that a lot of people have problems with the 5.4L 3v motors but my buddy has the 4.6L and he wants me to help him change his plugs. Has any one ran in to any problems with changin the plugs on the 4.6 like breakin plugs?

 

you are safe.

 

alright, i didnt want to get in the middle of helpin him then all of a sudden run into a problem