The Ford 5.4L Triton three-valve engine is a great powerplant and comes from the factory with Motorcraft platinum tipped spark plugs rated to last 100K miles. However, if you’ve blindly attempted to ...
ORLANDO, Fla. — It's a repair bill no vehicle owner expects -- $1,000 or more just to change spark plugs. But some Ford owners have to pay that because their spark plugs break when being replaced.