[Fot] fuel pressure regulator

Rocky Entriken rocky at spitfire4.com
Mon Jul 9 22:33:44 MDT 2012


I use the Holley Red with no problems in my HP Spitfire. Well, actually, it 
is TWO Holley Reds because I got an ATL fuel cell with two pickups -- one to 
each rear corner which ensures whether I'm turning right or left even on low 
fuel I have something being picked up. Then they go to a T still in the 
trunk with a single line going forward to the regulator under the hood, set 
at 2.5 psi.

--Rocky Entriken


----- Original Message ----- 
From: "EDWARD BARNARD" <edwardbarnard at prodigy.net>
To: "Mike Mehl" <mike.mehl at yahoo.com>; "Triumph Friends of" 
<fot at autox.team.net>; "Tony Drews" <tony at tonydrews.com>
Sent: Monday, July 09, 2012 9:53 PM
Subject: Re: [Fot] fuel pressure regulator


> Group: Tony is dead on in his assessment. We had the same issue in the now
> Randy Williams TR3. The Holley red only puts out 4 psi, and as you try to
> adjust a Holley regulator down to 3-3.5 psi there isn't enough of a 
> pressure
> differential to let the diaphragm work properly. The fix is to move up to 
> the
> Holley blue, and adjust the pressure to the desired level.
> On this topic...most of us (read carb equipped) want pressures in the area 
> of
> 2-3.5 psi. All the pressure gauges I can find read 0-15 psi. This puts us
> using them in the lower 25-30% of the gauge which is not the desired area 
> to
> be reading. Has anyone been able to find a gauge that reads 0-5 psi? I 
> have
> looked all over, including aircraft supply places, with no luck.
>
> -Ed-
>
> --- On Mon, 7/9/12, Tony Drews <tony at tonydrews.com> wrote:
>
>
> From: Tony Drews <tony at tonydrews.com>
> Subject: Re: [Fot] fuel pressure regulator
> To: "Mike Mehl" <mike.mehl at yahoo.com>, "Triumph Friends of"
> <fot at autox.team.net>
> Date: Monday, July 9, 2012, 8:44 PM
>
>
> Use the Holley Blue pump (about 15 psi output as I recall) with the
> Holley regulator - either the 1-4 psi regulator or the 4-7 psi
> regulator.  If you use a low pressure pump you won't have enough
> pressure differential to properly actuate the regulator.  Jack and I
> went through many permutations of pump / regulator before we found
> the reliable fix to the problem.
>
> I run a rock solid 2 psi to my Webers with that set up.
>
> Tony Drews
>
> At 04:53 PM 7/9/2012, Mike Mehl wrote:
>>After fighting all weekend with my fuel issues I am thinking it is the
> Holley
>>regulator.  Actually Jim Norlin though of it.  It broke on me a year ago 
>>at
>>this event.  It seems to be the only one that is 1 to 4 psi that I could
>>find.  Looking for input.  If my memory serves me we want to run 3.5psi 
>>with
>>my SU HS6 carbs.  Any thoughts on the regulator/ fuel pump??
>>
>>thanks  Mike
>>Mehl
>>_______________________________________________
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>>
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