Firing order diagram for 4.3 liter?

Clockwise, 1, 6, 5, 4, 3, 2. Looking from the front, #1 would be located at the 5:30 position on the distributor cap. Cylinders 1, 3 and 5 are front to back on the drivers side of engine, cylinders 2,4 and 6 are front to back on the passengers side.