1-3-4-2
the firing order is from left to right 1234 then the order is 1324 or 1423
firing order is 1, 3, 4, 2 for a 86' B2000
18436572
1,3,4,2.
1342
Standard firing order for almost all v8's 1-8-4-3-6-5-7-2.
1, 3, 4, 2. Clockwise.
165432 distributor rotation is clockwise
86% of 16= 86% * 16= 0.86 * 16= 13.76
Be sure the firing order is correct, you may have two wires crossed. The firing order is 1, 8, 4, 3, 6, 5, 7, 2.
1-8-4-3-6-5-7-2
good 1. say 15mpg in the city and around 28mpg on the highway. good luck,linda