0.06
.060 in inches.
.60
.60
.045
.065
.45
Consult the underhood sticker.
The spark plug gap for a GM vortec V6 is .060
The spark plug gap for a 1998 Chevy Lumina (with 3.1L or 3.8L engine) is .060".
Consult the underhood sticker. By the way, the last Astro was in the 2005 model year.
I was quoted $120 without new spark plug wires.
The 1998 Chevrolet Silverado V-8 engine spark plug gap is .031. Most spark plugs come pre-gapped from the spark plug manufacturer.