[Shotimes] fuel pressure regulator and 255lph pump issue

[Carl Prochilo]

The stocker is not 155lph.  If you were to buy that size pump from say
apeusa.com, it would be considered an upgrade.  This should be fine
for a BOS upgraded SHO.  Even the 190lph pump will overrun the FPR.
-- 
Cheers,
Carl Prochilo
92 Ultra Red Crimson

On Sat, September 10, 2005 21:08, Michael Tulloch said:
> Hello All:
>
>   I have been reading more and more of what I should
> have done before replacing my fuel pump.  I installed
> a 255lph walbro pump under the suggestion I thought
> from here that the stock pump (155lph) wasn't enough
> for WOT fuel rate.  Now I'm reading more and more
> articles stating the stock fuel pressure regulator
> can't handle the increased pressure and will cause a
> lean-out at WOT through the ECU pulling injector pulse
> width.  The exact opposite of what I wanted.  I've
> read up on the SHONut fuel pressure regulator kit but
> not excited on buying a $250 kit to fix a mis-directed
> replacement pump.  Has anyone tried a Holley
> (HLY-512-503-5) or Accel ( ACC-74560) regs from
> Summitracing.com?
>
> Michael.
>
>
>
>
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