aright im going to be using a hybrid to4e with 57 trim wheel and i also have an FD fuel pump new which i believe flows 243lph.. i have s4 fuel rails and im not exactly sure as to what i need to have done to the secondary rails for the 1600cc injectors and what else i NEED to get as far as lines, fpr, etc. can someone please clue me in to whats necessary to upgrade the fuel system to accomodate these things??? thank you guys https://www.nopistons.com/forums/pub...#>/bowdown.gif

https://www.nopistons.com/forums/ind...howtopic=68148



A similar question was answered in that link above.



I don't know about using s4 rails. I am not familiar with using those to be honest. Most guys I talk to use Keith's top feed rails.

www.kgparts.com

can i use stock primary rails with the kgparts set up for secondary rail 1680s fpr and braided lines etc?