.054
The spark plug torque spec range is between 6 and 10 ft/lbs.
Some auto parts retail websites have spark plug wiring diagrams. One of them, AutoZone, shows the spark plug wiring diagram for the 1993 Ford Tempo 3.0 liter 6-cylinder model.
1,3,4,2
.54 Gap
.054 in is the standard gap for most if not all Tempo engines.
According to one of Fords websites : For the 2.3 liter four cylinder engine in a 1989 Ford Tempo : ( the spark plugs are gapped at .054 inch )
.054
Spark Plug Gap is .044
According to motorcraft . com the spark plug gap for a 1993 Ford Mustang 5.0 L - V8 is : ( .054 inch )
According to one of Fords websites : The spark plug gap for the 3.0 V6 in a 1993 Ford Aerostar is : ( .044 inch )
Your 1993 Ford F-150 - 5.0 L V8 engine spark plug gap is ( .052 - .056 inch )
.044 inch spark plug gap for the 2.3 L - 4 cylinder engine in a 1993 Ford Mustang