So, Ive been thinking about this some more. Since cylinder 1+4/2+3 move the same they also can inject and fire at the same time - so all of this doesnt matter right? (somehow I didnt think about the actual motor and its mechanics, only the electronic side of things...) I just intercept both injector...

Hello, Im looking into using an AEM F/IC (piggy back) with the EJ9s stock ECU to control VTEC (Mini Me). Im not sure about the necessary connections between them. The D14A3/4 uses SFI as you probably all know (injector 1+4/2+3 combined). Is this a problem for the piggy back? How do I wire the inject...