Increasing fuel pressure

[Bruce]

Was built by Carl Summers, and Mike Pitts used one, and was impressed as I
recall.
Bruce

From: "Shannen Durphey" <shannen at grolen.com>
Subject: Re: Increasing fuel pressure
> A while back, there was a rising rate FPR being discussed on this list or
> diy-efi, maybe by Mike Pitts?  Looked like a great unit from the pics.
> Shannen
> Hugh Keir wrote:
> > Steve,
> > Do you have any WEB links for the proucts you are interested in?
> > Check the archives for 24th September and 9th to the 14th March this
year
> > for rising rate fuel pressure regulator.
> > Hugh
> > From: "Steve Spiers" s.spiers at xtra.co.nz
> > Subject: Increasing fuel pressure
> > > Hi
> > > I want to install an adjustable rising rate fuel pressure regulator.
There
> > are a
> > > few different brands, Malpassi, FSE etc. They all look the same and I
> > think they
> > > are just branded differently. I have access to a Malpassi.
> > > Anyway, I have not been able to find any information of how adjustable
or
> > how
> > > much of an incresing rate they have. Ive calculated (guessed) that I
need
> > around
> > > 5 bar fuel pressure at 30psi absolute manifold pressure. If it was set
up
> > like
> > > this (if at can be) what does this give me at idle (20in/hg) and say 1
bar
> > > absolute? I would assume the pressure at idle has to be increased
> > somewhat, lets
> > > say 10psi? At +10psi, there should be enough adjustment to achieve a
> > correct
> > > idle mixture, but if the fuel pressure has too much higher than that I
> > think I
> > > will run out of adjustment. Im not really a fan of adjusting the AFM
> > spring
> > > tention. Thoughts?
> > >
> > > Steve


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