1-8-4-3-6-5-7-2 clockwise on distributor cap.
how do i change the spark plugs on a Chevy silverado 1500
.060
.40 gap
0.035
spell check your answer
ONE AT A TIME.
Firing order is 1-6-5-4-3-2 http://www.justanswer.com/chevy/3cda8-chevy-4-3-v6-firing-order-wire-placement.html
.035
0.060 inch
.035
I believe it is 45
6