April 28, 2007Hey guys.. who has had this problem? blowing spark plugs out of the aluminum cylinder head? any tips on get this problem fixed.. it happened for the second time for me.. first time on the divers side head now on the passenger side head.. 2002 f-150 5.4L... should i go to ford to get it fixed.. or replace with after market heads or? what u think? i also found this web site with tons more info on this problem.. what u think?