Check your underhood sticker, it will have that information.
SPARK PLUG GAP2004 Ford Truck E150 Super Duty Van 4.6L EFI 8cylThe Spark Plug Gap.054 (In thousandths of an inch)
.054 inch ( according to www . motorcraft . com - no spaces )
.052 to .056 inch ( according to the owners manual )
.044 inch
.054 inch ( according to motorcraft.com , one of Fords websites )
Check the Vehicle Emission Control Information ( VECI ) decal located in the front of the engine compartment ( it will show the type of spark plugs to use and the spark plug gap )
The spark plug gap is 09.96 The spark plug gap is 09.96
.045 spark plug gap
spark plug gap for a 2.2l is 0.060"
spark plug gap is .044
The spark plug gap is .054"
0.9MM with spark plug gap tool.