Re: [alfa] Facet fuel pump was Biba's...etc.

["Frank Smith" <alfafan@xxxxxxxxxxx>]

Biba.....
   They will all put out the max rated pressure.....only with less
flow....more of one gives less ot the other....go with the 2,5 - 4.5 which
will allow 150 MPH operation even with a rich setting [probably a good idea
@ 150 MPH]
Frank Smith
69 1750 Spider
72 GT JR
Cockeysville, MD
----- Original Message -----
From: "alfacybersite" <acs@domain.elided>
To: "AD" <alfa-digest@domain.elided>
Sent: Sunday, October 26, 2003 3:07 PM
Subject: [alfa] Facet fuel pump was Biba's...etc.


> Yesterday I decided to limit my bothering Digesters to botthering A
> Digester - Brian Shorey.
>
> I agree with Brian's suggestion, but like myself bought his Facet eons
> ago and has no idea of it's 'output' (more anon).
>
> Perhaps some of you have purchased yours more recently and know what
> it's output is. If so, would like your feedback.
>
> (Letter to Brian): Not sure what to make of Paul Ristow's comments:
> "Biba,  Sight glasses
> on vehicles I have worked on have never been totally full.  The bubbles
> and different levels you are seeing seem to be in all I have seen. If
> fuel pressure and volume are within specs  I would look elsewhere for
> your problem."
>
> I have no spiffy way of knowing whether my pressure and volume are
> 'within spec'.
>
> My thinking goes like this: Engine uses gas and fuel level might go down
>
> slightly in bowel / bowels. Assuming one is not going balls out or
> electric fuel pump is not 'to spec' it should immediately fill bowels
> back up. Yeah, I could see a small variation in the 'sight glass'
> depending whether I cut the engine before it filled up the bowels or was
>
> in the process, but should be a minuscule amount. This might sound
> stupid, but would think fuel, like most everything expands with heat.
> Shouldn't the sight level always be full when hot and be less so when
> it's cold out?
>
> Someone suggested I check out electric fuel pumps at J.C. Whitney. They
> showed only three pumps, two of them Facets. One was VW specific the
> other was more universal. I got my Facet at a VW hot rod place assuming
> a Facet's a Facet. Turns out there are numerous models for VW's but they
>
> all put out 2 to 4 psi.
>
> Does this mean the pressure varies from one pump to the next that much?
> Since the pumps are sealed, I certainly don't see any way they can be
> adjusted.
>
> The slightly more expensive Facet (looks identical to the VW one) is
> $42- and comes in four models ranging from 1.5 - 3.5 psi - 25 GPH | 2.5
> - 4.5 psi 30 GPH | 4.5 - 6 psi 35 GPH | 7 - 9 psi - 45 GPH.
>
> I was going to get the 2.5 to 4.5 one, but then thought, what if it only
>
> puts out 2.5? Should I go for the 4.5 - 6 psi one? I do have the Fuel
> King filter with a (minimal) regulator on top.
>
> I'm wondering if with the VW Facet pump that perhaps after seven or so
> years is getting a little tired, the wiring to the pump is doing the
> same, and perhaps the (year old) fuel filter is beginning to get a bit
> clogged.
>
> My thinking is to fix those problems before going the dual pump route.
> Replace the pump, filter, and work through the wiring connections. Yes,
> battery is in the rear, but I have a thing against running wires
> directly off batteries. I always remove them from the cars I restore
> (though the batteries are almost always in the engine bay) and re-route.
>
> However, I'll be the only who sees it should it seem important to do.
>
> Bottom line which pump would you get (assuming for the moment you're
> running just a single pump) for your problem Webered street car?
>
> Thanks for hanging in there with me,
>
> Biba
> Irwindale, CA USA
>
> Brian suggested the 4.5 - 6 psi and adjusting down as needed.
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