According to one of Fords websites :
A 1988 Ford F-350 , 7.5 liter / 460 cubic inch V8 engine has the spark plugs gapped at :
( .044 inch )
.044 inch ( for the 460 in a 1988 Ford truck , according to www . motorcraft . com - no spaces )
Starting with the 1988 model it did
.044
what are the carb settings fro a 1988 f350 pickup
.044
( .044 inch spark plug gap ) for the 7.5 liter / 460 cubic inch V8 engine in a 1993 Ford F-350
for a 1979 Ford F-150 ( 7.5 liter / 460 cubic inch V8 ) the spark plug gap is ( .044 inch )
.044 inch
The wires in the plug are backwards. switch them around
.044 inch ( according to fordparts.com )
69-73 460 gap is .034" 74 is .054, 75 model gap is .044
For example : The spark plug gap for the 460 cubic inch / 7.5 liter V8 engine in a ( 1987 Ford F-250 is .044 inch )