These new Ford's have electronic ignition coils which eliminates the use of sparkplug wires. You should have 8 sparkplugs and 8 coils. These coils have plugs that go over the sparkplug. Each coil has it's own sensor which is connected to a harness and a screw that need to be removed in order to get to the sparkplug.
.052 - .054
on top of the spark plugs in the intake manifold.
i know if you have the 5.4L V8 you will have coil packs. not spark plugs
they are under the little circle black things which are called coils
Their are two valve covers on each side the four spark plugs are mounted in the engine block just below each of the Valve covers
According to the 2001 Ford F-150 Owner Guide : For the 4.2 liter V6 engine : ( the spark plugs are gapped at .052 to .056 inch ) * confirm with the Vehicle Emissions Control Information ( VECI ) decal in the front of your engine compartment
The plugs are located on the inboard side of the cylinder head near the intake manifold, under or near the fuel injection rails. You do not have spark plug wires, but rather 8 separate ignition coils that sit on top of the spark plugs.
Screwed in the heads.
COP system Coil on Plug. Coils are located on the top of the spark plugs
I believe the dealership gets 190.00 time and plugs
8
They are on top of the cylinder head below the coil packs. If you are replacing them it will be BEST to use Motorcraft plugs and to put anti-seize on the threads.