.40 gap
,030"
2004 Chevrolet Truck Silverado 1500 2WD 5.3L SFI 8cylThe Spark Plug Gap.040 (In thousandths of an inch)
in the exhaust in front of the cats and behind the cat almost looks like spark plug
0.060 Plug gap.
.060
0.035
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The 1998 Chevrolet Silverado V-8 engine spark plug gap is .031. Most spark plugs come pre-gapped from the spark plug manufacturer.
spark plug
Spark plug gap chevy ls blazer
.035
0.060 inch