Originally Posted by
Ultramagdan
I replaced the stock plugs with those and didn't have any problem changing them. To date, I haven't broke a plug while changing them.
Couldn't help but notice your signature says you have a 1998 F250 LD. Is this the truck you are talking about changing plugs in? Just wondering because that generation of 5.4 doesn't have the 2 piece spark plugs that we are discussing here...