According to fordparts.com ( .044 inch ) for the 4.9 liter / 300 cubic inch straight
six cylinder , the 5.0 liter / 302 cubic inch V8 , and the 5.8 liter / 351 cubic inch
V8 engines
.044 inch
for what size of engine ?
.044 inch
The proper spark plug gap for a 2001 Ford F150 4.6 V8 is .054"
.044 inch
.044 inch
That would depend on which engine size you have
.054 inch
2001 Ford Truck F150 1/2 ton P/U 2WD 5.4L EFI 8cylThe Spark Plug Gap.054 (In thousandths of an inch)
www.motorcraft.com shows ( .054 inch )
( .054 inch ) according to www.motorcraft.com
.054 inch ( according to motorcraft.com )