Jul 17, 2021 · 90 laser Rs turbo fwd. Only mods are exhaust and 255 Walbro with fpr. AEM wideband and boost. When the car starts up the pump is quiet and fuel pressure is steady at ~38psi. About 3-4 …

Oct 26, 2003 · TurboSpoolinIns 20+ Year Contributor 504 0 May 15, 2002 The South, I'm at 549 whp with just a rewired regular 255 lph walbro and 880s and stock everything else in the fuel system and …

Dec 25, 2008 · I have a Walbro 255 lph fuel pump direct wired on my '98 GST.The Walbro whines obnoxiously, especially when the fuel level drops below 2/3 tank or if the car has been running a long …

Oct 3, 2023 · It has a walbro 255 fuel pump and is rewired but it looses fuel pressure as soon as you shut it off and cranks awhile till it will start so I replaced injector seals and put on an aftermarket fuel …

May 4, 2007 · The walbro 255 flows around 205 l/h at 30 psi. 205 l/h = 3.42 l/minute. 3.42l/minute = 3420cc/min. that is the flow of 4 850cc injectors at 100% idc. That's good for over 600 hp!

Nov 1, 2009 · would it be a waste of time and gas to rewire my walbro 255 fuel pump. also if i do rewire it how much louder will the pump get when i drive.

Mar 27, 2012 · I know is good to install a fuel pressure regulator when installing a 255 walbro fuel pump but my money is low after buying some goodies for my 1g. So my question is, has anyone run a 255 …

Dec 23, 2010 · Any fuel pump rewire is the same. Only difference is the color of the wires supplying power to the fuel pump. Thick wire from battery goes to relay input. Thick wire exits relay and goes to …

Apr 20, 2008 · I have a Walbro 255 Pump and it's been rewired and that thing is screaming. Like tonight when I was coming home I really had to turn up the radio pretty loud to drown out the sound. Is this is …

May 8, 2016 · So my Walbro 255's are on their way out, on both my Evo and my Eclipse, giving me lots of trouble with the heat we've been having. Does anyone have any experience with the …