Originally Posted by hillbilly25002000
on the 97 to 2003 f150s with the 4.6 liter engines the spark plugs are only held in by 2-3 threads and if not torqued down just right it will shoot the plugs out of the heads
That is another thing i have heard about these trucks. I have heard that the 5.4 does it too. Has anyone had this problem with them?