I need the firing order for a dual coil 1981 datsun 720 pick up 4cyl. 8 plugs, ive been trying to fix my truck and can't seem to find the exact percise firing order in these you tube videos, always seem to get diverted to other makes and models etc.. im about to loose my mind...some one please help me..either with direct link, or a handwritten diagram please...Tutuapp 9apps Showbox