Spark plug gap is .035, point gap is .017 to .019 or 30 degrees dwell. Timing with the vacuum advance disconnected and plugged is 4 degrees. If you have a timing light with a dial for total advance then it is 35 degrees at 2,000 RPM.
That would be .035 in.
.035
0.035
.035"
thirty five thousandths
The proper spark plug gap for a 1980 Chevy 350 Pickup is .045, according to spark plug manufacturer (Autolite, Bosch, NGK) specs.
.035
.045
.045
The 2004 Chevy Express 6.0 liter motor spark plug gap is .032. Most spark plugs will come pre-gapped from the spark plug manufacturer.
.035
.035