healeys
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Re: [Healeys] Plugs

To: "m.g.sharp@sympatico.ca" <m.g.sharp@sympatico.ca>, Bob Spidell <bspidell@comcast.net>, "healeys@autox.team.net" <healeys@autox.team.net>
Subject: Re: [Healeys] Plugs
From: josef-eckert--- via Healeys <healeys@autox.team.net>
Date: Sun, 19 Mar 2023 17:53:43 +0100 (CET)
Delivered-to: mharc@autox.team.net
Delivered-to: healeys@autox.team.net
References: <000001d959b9$ad626970$08273c50$@alexarevel.plus.com> <33b361bb-5eb4-14b4-3ca0-ff6204782fdf@comcast.net> <003001d95a5a$99195130$cb4bf390$@sympatico.ca> <1679230876969.702300.189ee28bbaebc1a0af4319b70429063b835f065d@spica.telekom.de> <005a01d95a80$f6da0fa0$e48e2ee0$@sympatico.ca>
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Mirek,
I have nothing against a pint, prefer IPA or German Weizen. But not for=20
that.
I just agree with what you said.
=20
Josef
=20
=20
=20
-----Original-Nachricht-----
Betreff: RE: [Healeys] Plugs
Datum: 2023-03-19T17:36:42+0100
Von: "m.g.sharp@sympatico.ca" <m.g.sharp@sympatico.ca>
An: "josef-eckert@t-online.de" <josef-eckert@t-online.de>, "'Bob Spidell'"=
=20
<bspidell@comcast.net>, "healeys@autox.team.net" <healeys@autox.team.net>
=20
=20
=20

I need to by Joseph a pint for that unqualified agreement with me!

=20

From: josef-eckert@t-online.de <josef-eckert@t-online.de>
Sent: March 19, 2023 9:01 AM
To: m.g.sharp@sympatico.ca; Bob Spidell <bspidell@comcast.net>;=20
healeys@autox.team.net
Subject: AW: [Healeys] Plugs

=20

I second Mirek in all.
=20
Josef
=20
=20
=20
-----Original-Nachricht-----
Betreff: Re: [Healeys] Plugs
Datum: 2023-03-19T13:25:21+0100
Von: "m.g.sharp--- via Healeys" <healeys@autox.team.net
=20
=20
=20
=20

I do exactly what Bob does with my BT7 except I use a non-resistor plug =E2=
=80=93=20
Champion N12YC and 0.028=E2=80=9D gap.  I too use a Lucas Sports coil.  I a=
lways=20
thought the resistor plugs were to introduced to supress interference with=
=20
car radios, which I don=E2=80=99t have, but I am happy to be corrected on t=
hat.   I=20
think plugs are unnecessarily changed too frequently.  I remove them once=
=20
in a while (every few years) and clean and check the gaps.  I run them=20
until they shows signs of deterioration.  I have never had a plug fail me=
=20
in the Healey.

=20

Mirek

=20

From: Healeys <healeys-bounces@autox.team.net
Sent: March 18, 2023 2:17 PM
Subject: Re: [Healeys] Plugs

=20

I've run over 150K miles on Champion plugs with nary an issue (and will=20
continue to do so); RN12YC for the BJ8 and whatever the recommended is for=
=20
a 100M (RN10C?). With Pertronix Ignitors in both, I run slightly over=20
'book' value (0.025") at 0.028" and both run very well (I also run stranded=
=20
copper wire secondaries, so the 'R' is important, plus the plug caps have a=
=20
resistor in them as well). My one-time auto shop teacher father maintained=
=20
whatever spark was sufficient to ignite the mixture was adequate--mixture=
=20
and compression took it from there--but a larger gap induces a 'hotter'=20
spark which may be beneficial with leaner mixtures and at higher engine RPM=
=20
(but has less margin as the electrode erodes). A larger gap requires the=20
coil to produce more secondary voltage to jump the gap; a sports coil may=
=20
be required to produce a consistent spark. 12K miles on plugs is fine in my=
=20
experience--as long as the engine is in good nick--and they can be cleaned=
=20
and re-gapped at least once. Sandblasting is a no-no as it will pit the=20
ceramic insulator and can cause issues.

I came across a YouTube video by David Vizard where he claims E3 Diamond=20
'Split Fire' plugs produced slightly better mileage; yep, E3 makes a plug=
=20
for Big Healeys (6-cyl only, I think). I've heard rumors that counterfeit=
=20
NGK plugs are in the market.


On 3/18/2023 9:49 AM, Simon Lachlan via Healeys wrote:

    Here=E2=80=99s a can of worms that we haven=E2=80=99t delved into for a=
 while=E2=80=A6.

    So, I=E2=80=99m trying to get all my ducks in a row for a short run abr=
oad. Car
    is a MkII BT7 with a DW fast road cam, 3 HD6s, big bore 6 branch and
    123Ignition plus a so-called Sports Coil.

    =20

       1. I was looking through my library of files on Healey topics and
          saw that we were all over the place on plug gaps=E2=80=A6..all th=
e way up
          to 0.035=E2=80=9D. So what=E2=80=99s the opinion there??
       2. And which plug? Seemed to be mostly between NGK=E2=80=99s BP6ES &=
 BP5ES.
          Was a hold-out for their B8EGV 5627  but that was dismissed
          fairly vigorously by Jeremy Welch as being way OTT for normal
          road use.
       3. And, I have 12,000 miles+++ as plug replacement mileage so long
          as they still look and perform OK. Any thoughts?

    =20

    Thanks, Simon

    =20

=20

=20

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<html><head><meta http-equiv=3D"Content-Type" content=3D"text/html; charset=
=3DUTF-8"/><title></title></head><body><p style=3D"margin: 0px;"><span styl=
e=3D"font-family:arial,helvetica,sans-serif;font-size:10pt;color:#000000;te=
xt-decoration:none">Mirek,<br /></span></p>
<p style=3D"margin: 0px;"><span style=3D"font-family:arial,helvetica,sans-s=
erif;font-size:10pt;color:#000000;text-decoration:none">I have nothing agai=
nst a pint, prefer IPA or German Weizen. But not for that.</span></p>
<p style=3D"margin: 0px;"><span style=3D"font-family:arial,helvetica,sans-s=
erif;font-size:10pt;color:#000000;text-decoration:none">I just agree with w=
hat you said.</span></p>
<p style=3D"margin: 0px;">&nbsp;</p>
<p style=3D"margin: 0px;"><span style=3D"font-family:arial,helvetica,sans-s=
erif;font-size:10pt;color:#000000;text-decoration:none">Josef</span></p>
<p style=3D"margin: 0px;"><span style=3D"font-family:arial,helvetica,sans-s=
erif;font-size:10pt;color:#000000;text-decoration:none">&nbsp;</span></p>
<p style=3D"margin: 0px;">&nbsp;</p>
<p style=3D"margin: 0px;">&nbsp;</p>
<p style=3D"margin: 0px;">-----Original-Nachricht-----</p>
<p style=3D"margin: 0px;">Betreff: RE: [Healeys] Plugs</p>
<p style=3D"margin: 0px;">Datum: 2023-03-19T17:36:42+0100</p>
<p style=3D"margin: 0px;">Von: "m.g.sharp@sympatico.ca" &lt;m.g.sharp@sympa=
tico.ca&gt;</p>
<p style=3D"margin: 0px;">An: "josef-eckert@t-online.de" &lt;josef-eckert@t=
-online.de&gt;, "'Bob Spidell'" &lt;bspidell@comcast.net&gt;, "healeys@auto=
x.team.net" &lt;healeys@autox.team.net&gt;</p>
<p style=3D"margin: 0px;">&nbsp;</p>
<p style=3D"margin: 0px;">&nbsp;</p>
<p style=3D"margin: 0px;">&nbsp;</p>
<div style=3D"position: relative; color: #000000; font: 12px Arial,Helvetic=
a,sans-serif;">
<div class=3D"WordSection1">
<p class=3D"MsoNormal"><span style=3D"mso-fareast-language: EN-US;">I need =
to by Joseph a pint for that unqualified agreement with me!</span></p>
<p class=3D"MsoNormal"><span style=3D"mso-fareast-language: EN-US;">&nbsp;<=
/span></p>
<div>
<div style=3D"border: none; border-top: solid #E1E1E1 1.0pt; padding: 3.0pt=
 0cm 0cm 0cm;">
<p class=3D"MsoNormal"><strong><span lang=3D"EN-US">From:</span></strong><s=
pan lang=3D"EN-US"> josef-eckert@t-online.de &lt;josef-eckert@t-online.de&g=
t; <br /><strong>Sent:</strong> March 19, 2023 9:01 AM<br /><strong>To:</st=
rong> m.g.sharp@sympatico.ca; Bob Spidell &lt;bspidell@comcast.net&gt;; hea=
leys@autox.team.net<br /><strong>Subject:</strong> AW: [Healeys] Plugs</spa=
n></p>
</div>
</div>
<p class=3D"MsoNormal">&nbsp;</p>
<p style=3D"margin: 0px;"><span style=3D"font-size: 10.0pt; font-family: 'A=
rial',sans-serif; color: black;">I second Mirek in all.</span></p>
<p style=3D"margin: 0px;">&nbsp;</p>
<p style=3D"margin: 0px;"><span style=3D"font-size: 10.0pt; font-family: 'A=
rial',sans-serif; color: black;">Josef</span></p>
<p style=3D"margin: 0px;"><span style=3D"font-size: 10.0pt; font-family: 'A=
rial',sans-serif; color: black;">&nbsp;</span></p>
<p style=3D"margin: 0px;">&nbsp;</p>
<p style=3D"margin: 0px;">&nbsp;</p>
<p style=3D"margin: 0px;">-----Original-Nachricht-----</p>
<p style=3D"margin: 0px;">Betreff: Re: [Healeys] Plugs</p>
<p style=3D"margin: 0px;">Datum: 2023-03-19T13:25:21+0100</p>
<p style=3D"margin: 0px;">Von: "m.g.sharp--- via Healeys" &lt;<a href=3D"ma=
ilto:healeys@autox.team.net">healeys@autox.team.net</a>&gt;</p>
<p style=3D"margin: 0px;">An: "'Bob Spidell'" &lt;<a href=3D"mailto:bspidel=
l@comcast.net">bspidell@comcast.net</a>&gt;, "<a href=3D"mailto:healeys@aut=
ox.team.net">healeys@autox.team.net</a>" &lt;<a href=3D"mailto:healeys@auto=
x.team.net">healeys@autox.team.net</a>&gt;</p>
<p style=3D"margin: 0px;">&nbsp;</p>
<p style=3D"margin: 0px;">&nbsp;</p>
<p style=3D"margin: 0px;">&nbsp;</p>
<div>
<div>
<p class=3D"MsoNormal" style=3D"mso-margin-top-alt: auto; mso-margin-bottom=
-alt: auto;"><span style=3D"font-size: 9.0pt; font-family: 'Arial',sans-ser=
if; color: black;">I do exactly what Bob does with my BT7 except I use a no=
n-resistor plug &ndash; Champion N12YC and 0.028&rdquo; gap.&nbsp; I too us=
e a Lucas Sports coil. &nbsp;I always thought the resistor plugs were to in=
troduced to supress interference with car radios, which I don&rsquo;t have,=
 but I am happy to be corrected on that.&nbsp; &nbsp;I think plugs are unne=
cessarily changed too frequently.&nbsp; I remove them once in a while (ever=
y few years) and clean and check the gaps.&nbsp; I run them until they show=
s signs of deterioration.&nbsp; I have never had a plug fail me in the Heal=
ey.</span></p>
<p class=3D"MsoNormal" style=3D"mso-margin-top-alt: auto; mso-margin-bottom=
-alt: auto;"><span style=3D"font-size: 9.0pt; font-family: 'Arial',sans-ser=
if; color: black;">&nbsp;</span></p>
<p class=3D"MsoNormal" style=3D"mso-margin-top-alt: auto; mso-margin-bottom=
-alt: auto;"><span style=3D"font-size: 9.0pt; font-family: 'Arial',sans-ser=
if; color: black;">Mirek</span></p>
<p class=3D"MsoNormal" style=3D"mso-margin-top-alt: auto; mso-margin-bottom=
-alt: auto;"><span style=3D"font-size: 9.0pt; font-family: 'Arial',sans-ser=
if; color: black;">&nbsp;</span></p>
<div>
<div style=3D"border: none; border-top: solid #E1E1E1 1.0pt; padding: 3.0pt=
 0cm 0cm 0cm;">
<p class=3D"MsoNormal" style=3D"mso-margin-top-alt: auto; mso-margin-bottom=
-alt: auto;"><strong><span lang=3D"EN-US" style=3D"font-size: 9.0pt; font-f=
amily: 'Arial',sans-serif; color: black;">From:</span></strong><span lang=
=3D"EN-US" style=3D"font-size: 9.0pt; font-family: 'Arial',sans-serif; colo=
r: black;"> Healeys &lt;<a href=3D"mailto:healeys-bounces@autox.team.net";>h=
ealeys-bounces@autox.team.net</a>&gt; <strong><span style=3D"font-family: '=
Arial',sans-serif;">On Behalf Of </span></strong>Bob Spidell<br /><strong><=
span style=3D"font-family: 'Arial',sans-serif;">Sent:</span></strong> March=
 18, 2023 2:17 PM<br /><strong><span style=3D"font-family: 'Arial',sans-ser=
if;">To:</span></strong> <a href=3D"mailto:healeys@autox.team.net";>healeys@=
autox.team.net</a><br /><strong><span style=3D"font-family: 'Arial',sans-se=
rif;">Subject:</span></strong> Re: [Healeys] Plugs</span></p>
</div>
</div>
<p class=3D"MsoNormal" style=3D"mso-margin-top-alt: auto; mso-margin-bottom=
-alt: auto;"><span style=3D"font-size: 9.0pt; font-family: 'Arial',sans-ser=
if; color: black;">&nbsp;</span></p>
<p class=3D"MsoNormal" style=3D"mso-margin-top-alt: auto; margin-bottom: 12=
.0pt;"><span style=3D"font-size: 9.0pt; font-family: 'Arial',sans-serif; co=
lor: black;">I've run over 150K miles on Champion plugs with nary an issue =
(and will continue to do so); RN12YC for the BJ8 and whatever the recommend=
ed is for a 100M (RN10C?). With Pertronix Ignitors in both, I run slightly =
over 'book' value (0.025") at 0.028" and both run very well (I also run str=
anded copper wire secondaries, so the 'R' is important, plus the plug caps =
have a resistor in them as well). My one-time auto shop teacher father main=
tained whatever spark was sufficient to ignite the mixture was adequate--mi=
xture and compression took it from there--but a larger gap induces a 'hotte=
r' spark which may be beneficial with leaner mixtures and at higher engine =
RPM (but has less margin as the electrode erodes). A larger gap requires th=
e coil to produce more secondary voltage to jump the gap; a sports coil may=
 be required to produce a consistent spark. 12K miles on plugs is fine in m=
y experience--as long as the engine is in good nick--and they can be cleane=
d and re-gapped at least once. Sandblasting is a no-no as it will pit the c=
eramic insulator and can cause issues. <br /><br />I came across a YouTube =
video by David Vizard where he claims E3 Diamond 'Split Fire' plugs produce=
d slightly better mileage; yep, E3 makes a plug for Big Healeys (6-cyl only=
, I think). I've heard rumors that counterfeit NGK plugs are in the market.=
<br /><br /></span></p>
<div>
<p class=3D"MsoNormal" style=3D"mso-margin-top-alt: auto; mso-margin-bottom=
-alt: auto;"><span style=3D"font-size: 9.0pt; font-family: 'Arial',sans-ser=
if; color: black;">On 3/18/2023 9:49 AM, Simon Lachlan via Healeys wrote:</=
span></p>
</div>
<blockquote style=3D"margin-top: 5.0pt; margin-bottom: 5.0pt;">
<p class=3D"MsoNormal" style=3D"mso-margin-top-alt: auto; mso-margin-bottom=
-alt: auto;"><span style=3D"font-size: 12.0pt; font-family: 'Times New Roma=
n ,serif',serif; color: black;">Here&rsquo;s a can of worms that we haven&r=
squo;t delved into for a while&hellip;.</span></p>
<p class=3D"MsoNormal" style=3D"mso-margin-top-alt: auto; mso-margin-bottom=
-alt: auto;"><span style=3D"font-size: 12.0pt; font-family: 'Times New Roma=
n ,serif',serif; color: black;">So, I&rsquo;m trying to get all my ducks in=
 a row for a short run abroad. Car is a MkII BT7 with a DW fast road cam, 3=
 HD6s, big bore 6 branch and 123Ignition plus a so-called Sports Coil.</spa=
n></p>
<p class=3D"MsoNormal" style=3D"mso-margin-top-alt: auto; mso-margin-bottom=
-alt: auto;"><span style=3D"font-size: 12.0pt; font-family: 'Times New Roma=
n ,serif',serif; color: black;">&nbsp;</span></p>
<ol start=3D"1" type=3D"1">
<li class=3D"MsoListParagraph" style=3D"color: black; mso-list: l0 level1 l=
fo1;"><span style=3D"font-size: 12.0pt; font-family: 'Times New Roman ,seri=
f',serif;">I was looking through my library of files on Healey topics and s=
aw that we were all over the place on plug gaps&hellip;..all the way up to =
0.035&rdquo;. So what&rsquo;s the opinion there??</span></li>
<li class=3D"MsoListParagraph" style=3D"color: black; mso-list: l0 level1 l=
fo1;"><span style=3D"font-size: 12.0pt; font-family: 'Times New Roman ,seri=
f',serif;">And which plug? Seemed to be mostly between NGK&rsquo;s BP6ES &a=
mp; BP5ES. Was a hold-out for their B8EGV 5627</span><span style=3D"font-si=
ze: 12.0pt; font-family: 'Arial',sans-serif;">&nbsp; but that</span><span s=
tyle=3D"font-size: 12.0pt; font-family: 'Times New Roman ,serif',serif;"> w=
as dismissed fairly vigorously by Jeremy Welch as being way OTT for normal =
road use.</span></li>
<li class=3D"MsoListParagraph" style=3D"color: black; mso-list: l0 level1 l=
fo1;"><span style=3D"font-size: 12.0pt; font-family: 'Times New Roman ,seri=
f',serif;">And, I have 12,000 miles+++ as plug replacement mileage so long =
as they still look and perform OK. Any thoughts?</span></li>
</ol>
<p class=3D"MsoListParagraph"><span style=3D"font-size: 12.0pt; font-family=
: 'Times New Roman ,serif',serif; color: black;">&nbsp;</span></p>
<p class=3D"MsoListParagraph"><span style=3D"font-size: 12.0pt; font-family=
: 'Times New Roman ,serif',serif; color: black;">Thanks, Simon</span></p>
<p class=3D"MsoNormal" style=3D"mso-margin-top-alt: auto; mso-margin-bottom=
-alt: auto;"><span style=3D"font-size: 9.0pt; font-family: 'Arial',sans-ser=
if; color: black;">&nbsp;</span></p>
</blockquote>
<p class=3D"MsoNormal" style=3D"mso-margin-top-alt: auto; mso-margin-bottom=
-alt: auto;"><span style=3D"font-size: 9.0pt; font-family: 'Arial',sans-ser=
if; color: black;">&nbsp;</span></p>
</div>
</div>
<p class=3D"MsoNormal">&nbsp;</p>
</div>
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