Street Rod Fuel Pump Wiring Diagram
Read about wiring basics learn how to properly wire your street rod with all the tools equipment and everything else you need to know to wire your hot rod yourself street rodder magazine.
Street rod fuel pump wiring diagram. Ok let s talk about electric fuel pumps. It is recommended you have an experienced technician perform this service for you. We re going to show you how to install it and wire it up the correct way. I converted my truck from throttle body injection over to carburetion.
To me this means to my battery. Want an electric fuel pump to last forever and work right. You ll need to run a minimum 12 gauge or preferably 10 gauge wire from a battery source to the fuel pump using a relay and then switch the relay on and off using a 12 volt source from the. Fuel pump this circuit delivers maximum current to the fuel pump and enhances safety by using a factory gm oil pressure switch.
I am finishing up a complete rewire of my 28 pu with a harness kit. I wired the electric fuel pump through a relay to the designated wire to the fuse block plus a wire to a 12volt battery constant with a inline fuse. How to do it right. For example if we take a carbureted mildly built street engine under 450hp a pump rated 110gph with 6 to 8psi will be more than adequate.
With the ignition in run engine oil pressure closes the switch to. There is a lot of confusion and misunderstandings about them. Whether it s carbureted or fuel injected consider what your fuel delivery system requires to operate. Well of course when the battery is connected the fuel pump runs even though the ignition is off.
As fuel system pressure increases the volume decreases.