Originally Posted by PUIVIA
I am confused as to how we are going to make more flow work for us? I mean this LPFP feeds a mechanically driven HPFP right? Isn't being sure we maintain pressure more important? There is no return system. So say you are running your parallel pumps and you flow 50% more fuel where does th excess go?
There is a fuel pressure regulator in the driver side of the fuel tank. It bleeds excess pressure back into the tank and maintains 72psi of line pressure.