Fuel system is ruled out because every thing that relates to the fuel system has been replaced an is brand new etc Fuel inj, fuel rail, braided hoses, external pump an internal fuel pump, billet fuel filter.
I was driving it to day an it was really bad. I'm thinkin it might be a vacuum problem to jus with the symptoms an all.
The battery is no more than 5 months old so thats out the window too. The timer is reading 13.5v in normal driving conditions.
Ive descreened the AFMs, but where they bolt on i know they are cracked would that cause the problem do you think