The recommended spark plug gap is .044"
spark plug gap on 1990 ford ranger 4.0?
.044 inch
My Chilton book shows ( .040 inch ) spark plug gap for a 1990 Ford Festiva 1.3 liter / 81 cubic inch 4 cylinder engine
The spark plug gap for a 1990 Ford Taurus 3.0L engine should be set at .044 inches. A 4.2 liter engine would have a gap between .052 and .056 inches.
spark plug gap is .044
.044 inch
According to one of Fords websites : For a 1990 Ford F-250 , 5.0 / 302 cubic inch V8 engine : ( the spark plug gap is .054 inch )
the spark plug gap is .054in. for 2003 ford focus.
My 2002 Ford Focus ZX3 has a spark plug gap of .050" (1.3mm).
The Spark Plug Gap.044 (In thousandths of an inch)
The 5.0 L ( 302 cubic inch ) V8 in a 1990 Ford F-150 has a spark plug gap of ( .054 inch ) according to www.motorcraft.com