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Re: [Healeys] Austin Healey 100 Misfire Diagnosis.

To: Stephen Hutchings <s.hutchings@rogers.com>
Subject: Re: [Healeys] Austin Healey 100 Misfire Diagnosis.
From: Alan Seigrist <healey.nut@gmail.com>
Date: Thu, 6 Oct 2022 14:02:10 +0800
Cc: healeys@autox.team.net
Delivered-to: mharc@autox.team.net
Delivered-to: healeys@autox.team.net
References: <CAB3i7LLYzx4SN84aO4MwwP4H6w0LYkwgq+gDdThspy4yjw9K4g@mail.gmail.com> <BEC73683-0384-48C1-B9C2-52F12F4FBD75@rogers.com>
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Sounds like the Lucas Gremlins reside somewhere in Ontario.  =F0=9F=98=81

On Thu, Oct 6, 2022 at 11:56 AM Stephen Hutchings via Healeys <
healeys@autox.team.net> wrote:

> Hi Michael,
> I jdrove my Healey across the country (Canada) back in 1979. I had an
> intermittent mis-fire all through Ontario., then it cleared up. When the
> car quit completely in Alberta, it turned out to be the rotor, but like
> your experience, it took a while to diagnose. This would have been an
> original Lucas rotor=E2=80=A6.so I guess they sometimes fail intermittent=
ly, like a
> coil, making the process of elimination quite difficult.
>
> Stephen BJ8
>
> Sent from my iPad
>
> On Oct 4, 2022, at 3:00 PM, Michael Salter <michaelsalter@gmail.com>
> wrote:
>
> =EF=BB=BF
> For all of those who, I'm sure, have been having endless sleepless nights
> trying to decide what could be causing my mysterious misfire problem I ha=
ve
> the solution.
> It was the distributor rotor!!
> After making various other tests, I found time today to install a "mule"
> set of cap, leads and rotor and the problem was immediately resolved ...
> even to the extent that the idle speed, which I had found necessary to
> increase, needed to be readjusted back to its original settings.
> I then reinstalled the original 65 year cap, leaving the replacement roto=
r
> and all was well.
> My past experience with rotor failures, mostly from the poorly made cheap=
o
> repos, was immediate and total ignition failure. The failure of his rotor=
,
> a very old Lucas original, manifested itself very differently with the
> problem starting out as a very intermittent misfire which, over a period =
of
> several hours, became increasingly worse.
> Why the misfire vanished completely at least three times after refueling
> remains a complete mystery to me.
> Thank you to everyone who made numerous very helpful suggestions.
> All part of the "rich tapestry of life" I presume.
>
> M
>
> On Mon, Oct 3, 2022 at 7:02 PM warthodson--- via Healeys <
> healeys@autox.team.net> wrote:
>
>>
>> Has your gas tank ever been coated internally with a chemical liner?
>> Gary Hodson
>>
>>
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<div dir=3D"ltr">Sounds like the Lucas Gremlins reside somewhere in Ontario=
.=C2=A0=C2=A0=F0=9F=98=81</div><br><div class=3D"gmail_quote"><div dir=3D"l=
tr" class=3D"gmail_attr">On Thu, Oct 6, 2022 at 11:56 AM Stephen Hutchings =
via Healeys &lt;<a href=3D"mailto:healeys@autox.team.net";>healeys@autox.tea=
m.net</a>&gt; wrote:<br></div><blockquote class=3D"gmail_quote" style=3D"ma=
rgin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:=
1ex"><div dir=3D"auto"><div>Hi Michael,</div>I jdrove my Healey across the =
country (Canada) back in 1979. I had an intermittent mis-fire all through O=
ntario., then it cleared up. When the car quit completely in Alberta, it tu=
rned out to be the rotor, but like your experience, it took a while to diag=
nose. This would have been an original Lucas rotor=E2=80=A6.so I guess they=
 sometimes fail intermittently, like a coil, making the process of eliminat=
ion quite difficult.<div><br></div><div>Stephen BJ8<br><br><div dir=3D"ltr"=
>Sent from my iPad</div><div dir=3D"ltr"><br><blockquote type=3D"cite">On O=
ct 4, 2022, at 3:00 PM, Michael Salter &lt;<a href=3D"mailto:michaelsalter@=
gmail.com" target=3D"_blank">michaelsalter@gmail.com</a>&gt; wrote:<br><br>=
</blockquote></div><blockquote type=3D"cite"><div dir=3D"ltr">=EF=BB=BF<div=
 dir=3D"ltr"><div class=3D"gmail_default" style=3D"font-family:arial,sans-s=
erif;font-size:small">For all of those who, I&#39;m sure, have been having =
endless sleepless nights trying to decide what could be causing my mysterio=
us misfire problem I have the solution.</div><div class=3D"gmail_default" s=
tyle=3D"font-family:arial,sans-serif;font-size:small">It was the distributo=
r rotor!!</div><div class=3D"gmail_default" style=3D"font-family:arial,sans=
-serif;font-size:small">After making various other tests, I found time toda=
y to install a &quot;mule&quot; set of cap, leads and rotor and the problem=
 was immediately resolved ... even to the extent that the idle speed, which=
 I had found necessary to increase, needed to be readjusted back to its ori=
ginal settings. <br></div><div class=3D"gmail_default" style=3D"font-family=
:arial,sans-serif;font-size:small">I then reinstalled the original 65 year =
cap, leaving the replacement rotor and all was well.<br></div><div class=3D=
"gmail_default" style=3D"font-family:arial,sans-serif;font-size:small">My p=
ast experience with rotor failures, mostly from the poorly made cheapo repo=
s, was immediate and total ignition failure. The failure of his rotor, a ve=
ry old Lucas original, manifested itself very differently with the problem =
starting out as a very intermittent misfire which, over a period of several=
 hours, became increasingly worse. <br></div><div class=3D"gmail_default" s=
tyle=3D"font-family:arial,sans-serif;font-size:small">Why the misfire vanis=
hed completely at least three times after refueling remains a complete myst=
ery to me.</div><div class=3D"gmail_default" style=3D"font-family:arial,san=
s-serif;font-size:small">Thank you to everyone who made numerous very helpf=
ul suggestions. <br></div><div class=3D"gmail_default" style=3D"font-family=
:arial,sans-serif;font-size:small">All part of the &quot;rich tapestry of l=
ife&quot; I presume.</div><div class=3D"gmail_default" style=3D"font-family=
:arial,sans-serif;font-size:small"><br></div><div class=3D"gmail_default" s=
tyle=3D"font-family:arial,sans-serif;font-size:small">M<br></div></div><br>=
<div class=3D"gmail_quote"><div dir=3D"ltr" class=3D"gmail_attr">On Mon, Oc=
t 3, 2022 at 7:02 PM warthodson--- via Healeys &lt;<a href=3D"mailto:healey=
s@autox.team.net" target=3D"_blank">healeys@autox.team.net</a>&gt; wrote:<b=
r></div><blockquote class=3D"gmail_quote" style=3D"margin:0px 0px 0px 0.8ex=
;border-left:1px solid rgb(204,204,204);padding-left:1ex">
<div style=3D"color:black;font:12pt &quot;Comic Sans MS&quot;,sans-serif">
<div style=3D"font-family:arial,helvetica;font-size:10pt;color:black"><font=
 size=3D"2"><br>

<div id=3D"m_-7940527283847098376m_2202856104127217238yiv3326530564">
<div>
<div style=3D"color:black;font:12pt &quot;Comic Sans MS&quot;,sans-serif">H=
as your gas tank ever been coated internally with a chemical liner?

<div>Gary Hodson<br clear=3D"none">
<br clear=3D"none">


<div style=3D"font-family:arial,helvetica;font-size:10pt;color:black">
<div id=3D"m_-7940527283847098376m_2202856104127217238yiv3326530564yqt76290=
"><br clear=3D"none"></div>

</div>

</div>

</div>

</div>
</div>
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