What is the spark plug gap suppose to be on an irdium spark plug for a 2003 1500 5.3L T?
2003 1500 Series 2wd Chevrolet Sylverado 5.3L Engine. Spark plug gap for this engine is .040.
Factory says--0.060 plug gap.
The spark plug gap on a 1999 Suzuki Intruder 1500 is 0.035 inch. This is a common spark plug gap size for motorcycles.
0.060 inches
.031-.033, .8-.9mm
the spark plug gap is .054in. for 2003 ford focus.
.040 inch
It is important to keep the spark plug gap in mind when replacing the spark plugs of a car. For a 2003 Kia Spectra the spark plug gap is .039-.043 inches.
The recommended spark plug gap for a 2003 Ford Expedition 4.6 is .054"
The spark plug gap for a 2003 Buick LeSabre should be set at .060 inches. The best spark plug for this vehicle would be an Iridium plug.
The spark plug gap should be .040"