.044 inch , according to fordparts.com
.044 inch
1992 ford f150 straight six cylinder
you need to refraise this question as you cannot have a V6 straight engine either you have a V6, or you have a straight 6
On a 1992 F150 , with the 300 cubic inch ( 4.9 L ) straight six cylinder engine , the spark plug gap is .044 inch ( also spark plug firing order is 1 - 5 - 3 - 6 - 2 - 4 and the distributor rotates CLOCKWISE )
NO
( .044 inch ) - for the 4.9 L ( 300 cubic inch ) straight 6 cylinder engine in a 1989 Ford truck
Screwed in the heads.
.044 inch according to www.motorcraft.com for the 4.9 L ( 300 cubic inch ) straight 6
www.motorcraft.com shows the 1994 F150 4.9 L ( 300 cubic inch ) straight six spark plug gap as .044 inch
i know if you have the 5.4L V8 you will have coil packs. not spark plugs
Check the Vehicle Emission 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 )
www.motorcraft.com shows the 1994 F150 4.9 L ( 300 cubic inch ) straight six spark plug gap as .044 inch