Firing Order On Chevy 350

When i start up the truck it smokes black and blue and feels like it has a miss and it idles rough. Does anyone know what the fire order is on the distributor cap on 1990 chevy cheyenne 4x4 1 ton daully with 350 motor mazda ed ase master technician, mazda master technician, gm and ford factory trained. If i down shift to 2nd (auto trans) i replaced plugs wires and rotar and cap and set firing order to 18436572 (350 v8) dan gm mark of excellence/ service guild participant with 13 years experience, ase master certified Need schematics for firing order on 89 chevy 350. I need the firing order for a 1994 chevy suburban with a 350 tbi engine.

Whats the firing order for a. Below is the diagram of the firing order and marks.