2003 1500 Series 2wd Chevrolet Sylverado 5.3L Engine.
Spark plug gap for this engine is .040.
What is the spark plug gap suppose to be on an irdium spark plug for a 2003 1500 5.3L T?
0.060
Factory says--0.060 plug gap.
0.060 inches
30thous.
0.060 Plug gap.
.40 gap
0.060 in
The 1998 Chevrolet Silverado V-8 engine spark plug gap is .031. Most spark plugs come pre-gapped from the spark plug manufacturer.
the spark plug gap is .054in. for 2003 ford focus.
0.060
0.35