.054 inch , according to fordparts.com
Only on the 4.2 liter V6 engine , the 4.6 liter and 5.4 liter are Coil On Plug ( C.O.P. ) ignition
.054 inch
6 quarts ( 5.7 liters ) with filter change for the 5.4 L on a 2002 F150
on top of the spark plugs in the intake manifold.
.054 inch ( according to motorcraft.com )
The proper spark plug gap for a 2001 Ford F150 4.6 V8 is .054"
We need to know which engine you have to answer this question.
Sepa la mow.....
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
firewall 4 - 8 3 - 7 2 - 6 1 - 5 front
1 - 3 - 7 - 2 - 6 - 5 - 4 - 8
sparkplug placement for 97 f150 4.6