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Re: [Healeys] Not Healey, but Related British Car Stuff

To: Chris Dimmock <austin.healey@gmail.com>
Subject: Re: [Healeys] Not Healey, but Related British Car Stuff
From: john harper <ah100tech@gmail.com>
Date: Tue, 12 Jan 2021 14:21:18 +0000
Cc: Healeys <healeys@autox.team.net>
Delivered-to: mharc@autox.team.net
Delivered-to: healeys@autox.team.net
References: <851708FD-9F18-4992-8E70-E0044C6C650E@gmail.com>
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Chris

I agree but there is still the problem with the pump and petrol feed being
close to the hot exhaust silencer and pipe.

I assume that this why the pipe was routed to the right-hand side of the
chassis on later 3000

Keep well

On Tue, 12 Jan 2021 at 12:41, Chris Dimmock <austin.healey@gmail.com> wrote=
:

> Is your fuel pump in the engine bay, or at the back, under the guard, nea=
r
> the tank?
> Pressurized fuel (where the pump is back near the tank) can tolerate
> engine bay heat far better than non pressurized fuel.
> As long as the pump isn=E2=80=99t heated, (next to e.g. the exhaust) it=
=E2=80=99s good.
> And as long as the fuel is pressurized in the fuel line, it=E2=80=99s fin=
e as
> well.
> The problem is when you put the fuel pump in the engine bay, and that
> means the fuel in the line before the pump isn=E2=80=99t pressurized, and=
 the pump
> is trying to cope with engine bay temps..
> and guess what!!!!
> Bazinga!!
> =F0=9F=98=80
>
> > On 12 Jan 2021, at 11:46 am, Michael MacLean <rrengineer.mike@att.net>
> wrote:
> >
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<div dir=3D"ltr">Chris<div><br></div><div>I agree but there is still the pr=
oblem with the pump and petrol feed being close=C2=A0to the hot exhaust sil=
encer and pipe.</div><div><br></div><div>I assume that this why the pipe wa=
s routed to the right-hand side of the chassis=C2=A0on later 3000</div><div=
><br></div><div>Keep well</div></div><br><div class=3D"gmail_quote"><div di=
r=3D"ltr" class=3D"gmail_attr">On Tue, 12 Jan 2021 at 12:41, Chris Dimmock =
&lt;<a href=3D"mailto:austin.healey@gmail.com";>austin.healey@gmail.com</a>&=
gt; wrote:<br></div><blockquote class=3D"gmail_quote" style=3D"margin:0px 0=
px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">Is yo=
ur fuel pump in the engine bay, or at the back, under the guard, near the t=
ank?<br>
Pressurized fuel (where the pump is back near the tank) can tolerate engine=
 bay heat far better than non pressurized fuel. <br>
As long as the pump isn=E2=80=99t heated, (next to e.g. the exhaust) it=E2=
=80=99s good. <br>
And as long as the fuel is pressurized in the fuel line, it=E2=80=99s fine =
as well. <br>
The problem is when you put the fuel pump in the engine bay, and that means=
 the fuel in the line before the pump isn=E2=80=99t pressurized, and the pu=
mp is trying to cope with engine bay temps.. <br>
and guess what!!!!<br>
Bazinga!!<br>
=F0=9F=98=80<br>
<br>
&gt; On 12 Jan 2021, at 11:46 am, Michael MacLean &lt;<a href=3D"mailto:rre=
ngineer.mike@att.net" target=3D"_blank">rrengineer.mike@att.net</a>&gt; wro=
te:<br>
&gt; <br>
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</blockquote></div>

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