.054 inch
motorcraft plugs are always the best in a ford any cheep ones
.054 inch , according to fordparts.com
On a 2004 Ford Explorer : Check the Vehicle Emissions Control Information ( VECI ) decal located in the front of the engine compartment ( it will show what type of spark plugs to use and the spark plug gap )
.054 inch for your 4.0 L OHV engine
horn location for 2004 ford explorer
The 2004 Ford Explorer has 12 valves.
The 2004 Ford Explorer has a V6 engine.
.054 inch , according to motorcraft.com , one of Fords websites
The spark plug gap for a 1998 Ford Explorer (V6 and V8 engines) is .054"
The 2004 Ford Explorer has a 5-speed automatic.
The spark plugs on a Ford Explorer are replaced by first disconnecting the battery. Remove the spark plug using a spark plug socket. Replace with the factory recommended spark plug.