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.
30thous.
0.060 inches
0.060 Plug gap.
.40 gap
The 1998 Chevrolet Silverado V-8 engine spark plug gap is .031. Most spark plugs come pre-gapped from the spark plug manufacturer.
0.060 in
the spark plug gap is .054in. for 2003 ford focus.
Straight from the service manuals:2000 Silverado 2500 6.0 spark plug gap should be:1.524 mm (0.060 in).
0.060