Subject: Re: [Healeys] Plugs

From: Hank Leach via Healeys <[email-masked]>
Date: Sun, 19 Mar 2023 20:54:03 +0000 z4ZydVi+9pNWoW319UNYnc2oyjAq58nh1uYaTcv5v1iPu5X3WI4Z8tJS1f2f59/fwR2aJ04bfX1joDPgTkFbxuPOCL6eFg8gpc3ufVZbIXkQ6W0j/+jCNYov elg05lwBCYWpRSyrcXT4klz8kf/zs+BqNnANu1gfEABhTxbvPz6h2S+W7sk29SmR

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I'm sure that only your neighbor gets pissed when you drive by their=0Ah=
ouse with bumblebee wired Healeys and they also have an old tube type=0A=
radio or TV. Not sure that LED TVs or modern car radios are affected=0Ab=
y engine noise, but all of it is RF so it might affect even your=0Aphone=
 as well. Hank=0A=0A=09-----------------------------------------From: "j=
osef-eckert--- via=0AHealeys" =0ATo: "Michael Oritt", "m.g.sharp@sympati=
co.ca"=0ACc: "[email-masked]"=0ASent: Sunday March 19 2023 7:44:=
23AM=0ASubject: Re: [Healeys] Plugs=0A=0A=09 I do not care what kind of=
 noices are in nearby vehicles.=0A=0A=09-----Original-Nachricht----- =0A=
=0A=09Betreff: Re: [Healeys] Plugs =0A=0A=09Datum: 2023-03-19T15:15:37+0=
100 =0A=0A=09Von: "Michael Oritt"  =0A=0A=09An: "[email-masked]"=
  =0A=0A=09    "I always thought the resistor plugs were to introduced t=
o=0Asuppress interference with car radios, which I don=E2=80=99t have,"=
=0A----------------------------------------------------- They also=0Aeli=
minate your ignition's noise in nearby vehicles.   Best--Michael=0AOritt=
    =0A On Sun, Mar 19, 2023 at 8:11=E2=80=AFAM m.g.sharp--- via Healeys=
  wrote:   =0A =0A=0A=09I do exactly what Bob does with my BT7 except I=
 use a non-resistor=0Aplug =E2=80=93 Champion N12YC and 0.028=E2=80=9D g=
ap. I too use a Lucas Sports=0Acoil. I always thought the resistor plugs=
 were to introduced to=0Asupress interference with car radios, which I d=
on=E2=80=99t have, but I am=0Ahappy to be corrected on that. I think plu=
gs are unnecessarily changed=0Atoo frequently. I remove them once in a w=
hile (every few years) and=0Aclean and check the gaps. I run them until=
 they shows signs of=0Adeterioration. I have never had a plug fail me in=
 the Healey. =0A=0A=09Mirek =0A=0A=09FROM: Healeys  ON BEHALF OF Bob Spi=
dell=0ASENT: March 18, 2023 2:17 PM=0ATO: [email-masked]=0ASUBJE=
CT: Re: [Healeys] Plugs   =0A=0A=09I've run over 150K miles on Champion=
 plugs with nary an issue (and=0Awill continue to do so); RN12YC for the=
 BJ8 and whatever the=0Arecommended is for a 100M (RN10C?). With Pertron=
ix Ignitors in both, I=0Arun slightly over 'book' value (0.025") at 0.02=
8" and both run very=0Awell (I also run stranded copper wire secondaries=
, so the 'R' is=0Aimportant, plus the plug caps have a resistor in them=
 as well). My=0Aone-time auto shop teacher father maintained whatever sp=
ark was=0Asufficient to ignite the mixture was adequate--mixture and com=
pression=0Atook it from there--but a larger gap induces a 'hotter' spark=
 which=0Amay be beneficial with leaner mixtures and at higher engine RPM=
 (but=0Ahas less margin as the electrode erodes). A larger gap requires=
 the=0Acoil to produce more secondary voltage to jump the gap; a sports=
 coil=0Amay be required to produce a consistent spark. 12K miles on plug=
s is=0Afine in my experience--as long as the engine is in good nick--and=
 they=0Acan be cleaned and re-gapped at least once. Sandblasting is a no=
-no as=0Ait will pit the ceramic insulator and can cause issues.=0A=0A I=
 came across a YouTube video by David Vizard where he claims E3=0ADiamon=
d 'Split Fire' plugs produced slightly better mileage; yep, E3=0Amakes a=
 plug for Big Healeys (6-cyl only, I think). I've heard rumors=0Athat co=
unterfeit NGK plugs are in the market.=0A=0A=09On 3/18/2023 9:49 AM, Sim=
on Lachlan via Healeys wrote:   =0A=0A=09Here=E2=80=99s a can of worms t=
hat we haven=E2=80=99t delved into for a while=E2=80=A6.=0A=0A=0A=09So,=
 I=E2=80=99m trying to get all my ducks in a row for a short run abroad.=
=0ACar is a MkII BT7 with a DW fast road cam, 3 HD6s, big bore 6 branch=
=0Aand 123Ignition plus a so-called Sports Coil. =0A=0A=09* I was lookin=
g through my library of files on Healey topics and saw=0Athat we were al=
l over the place on plug gaps=E2=80=A6..all the way up to=0A0.035=E2=80=
=9D. So what=E2=80=99s the opinion there??=0A =09* And which plug? Seeme=
d to be mostly between NGK=E2=80=99s BP6ES & BP5ES.=0AWas a hold-out for=
 their B8EGV 5627 but that was dismissed fairly=0Avigorously by Jeremy W=
elch as being way OTT for normal road use.=0A =09* And, I have 12,000 mi=
les+++ as plug replacement mileage so long as=0Athey still look and perf=
orm OK. Any thoughts?=0A=0A=09Thanks, Simon =0A=0A=09    _______________=
________________________________=0A Support Team.Net  [1]http://www.team=
.net/donate.html [2]=0A Suggested annual donation $12.75=0A=0A Archive:=
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am.net/mailman/listinfo/healeys [8]=0A=0A Unsubscribe/Manage: =0A[9]http=
://autox.team.net/mailman/options/healeys/[email-masked]=0A[10]=
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te.html=0A[2] http://www.team.net/donate.html=0A[3] http://www.team.net/=
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ilman/options/healeys/[email-masked]=0A[10]=0Ahttp://autox.team=
.net/mailman/options/healeys/[email-masked]=0A

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<html><body>I'm sure that only your neighbor gets pissed when you drive=
 by their house with bumblebee wired Healeys and they also have an old t=
ube type radio or TV.&nbsp; Not sure that LED TVs or modern car radios a=
re affected by engine noise, but all of it is RF so it might affect even=
 your phone as well. Hank<br><br><div class=3D"reply-new-signature"></di=
v><p>-----------------------------------------</p>From: "josef-eckert---=
 via Healeys" <[email-masked]><br>To: "Michael Oritt", "m.g.shar=
[email-masked]"<br>Cc: "[email-masked]"<br>Sent: Sunday March 19=
 2023 7:44:23AM<br>Subject: Re: [Healeys] Plugs<br><br>=0A<p style=3D"ma=
rgin:0px;"><span style=3D"font-family:arial, helvetica, sans-serif;font-=
size:10pt;color:#000000;text-decoration:none;">=0AI do not care what kin=
d of noices are <span style=3D"color:#222222;">in nearby vehicles.</span=
><br></span></p>=0A<p style=3D"margin:0px;"><span style=3D"font-family:a=
rial, helvetica, sans-serif;font-size:10pt;color:#000000;text-decoration=
:none;">=0A&nbsp;</span></p>=0A<p style=3D"margin:0px;">&nbsp;</p>=0A<p=
 style=3D"margin:0px;">&nbsp;</p>=0A<p style=3D"margin:0px;">-----Origin=
al-Nachricht-----</p>=0A<p style=3D"margin:0px;">Betreff: Re: [Healeys]=
 Plugs</p>=0A<p style=3D"margin:0px;">Datum: 2023-03-19T15:15:37+0100</p=
>=0A<p style=3D"margin:0px;">Von: "Michael Oritt"=0A&lt;michael.oritt@gm=
ail.com&gt;</p>=0A<p style=3D"margin:0px;">An: "[email-masked]"=
=0A&lt;[email-masked]&gt;</p>=0A<p style=3D"margin:0px;">&nbsp;<=
/p>=0A<p style=3D"margin:0px;">&nbsp;</p>=0A<p style=3D"margin:0px;">&nb=
sp;</p>=0A<div style=3D"color:#000000;font:12px Arial, Helvetica, sans-s=
erif;">=0A<div dir=3D"ltr">=0A<div class=3D"gmail_default" style=3D"colo=
r:#3333ff;"><span style=3D"color:#222222;">"I always thought the resisto=
r plugs were to=0Aintroduced to suppress interference with car radios, w=
hich I don=E2=80=99t=0Ahave,"</span></div>=0A<div class=3D"gmail_default=
" style=3D"color:#3333ff;"><span style=3D"color:#222222;">--------------=
---------------------------------------</span></div>=0A<div class=3D"gma=
il_default" style=3D"color:#3333ff;"><span style=3D"color:#222222;">They=
&nbsp;also eliminate your ignition's noise in=0Anearby vehicles.</span><=
/div>=0A<div class=3D"gmail_default" style=3D"color:#3333ff;"><span styl=
e=3D"color:#222222;">&nbsp;</span></div>=0A<div class=3D"gmail_default"=
 style=3D"color:#3333ff;"><span style=3D"color:#222222;">Best--Michael O=
ritt</span></div>=0A<div class=3D"gmail_default" style=3D"color:#3333ff;=
"><span style=3D"color:#222222;">&nbsp;</span></div>=0A</div>=0A<br><div=
 class=3D"gmail_quote">=0A<div class=3D"gmail_attr" dir=3D"ltr">On Sun,=
 Mar 19, 2023 at 8:11=E2=80=AFAM=0Am.g.sharp--- via Healeys &lt;<a>heale=
[email-masked]</a>&gt;=0Awrote:</div>=0A<blockquote class=3D"gmail_qu=
ote" style=3D"margin:0px 0px 0px .8ex;border-left:1px solid #cccccc;padd=
ing-left:1ex;">=0A<div class=3D"msg4506245762485897014">=0A<div lang=3D"=
en-ca">=0A<div class=3D"m_4506245762485897014WordSection1">=0A<p class=
=3D"MsoNormal">I do exactly what Bob does with my BT7 except=0AI use a n=
on-resistor plug =E2=80=93 Champion N12YC and 0.028=E2=80=9D gap.&nbsp;=
 I=0Atoo use a Lucas Sports coil.&nbsp; I always thought the resistor=0A=
plugs were to introduced to supress interference with car radios,=0Awhic=
h I don=E2=80=99t have, but I am happy to be corrected on that.&nbsp;=0A=
&nbsp;I think plugs are unnecessarily changed too frequently.&nbsp;=0AI=
 remove them once in a while (every few years) and clean and check=0Athe=
 gaps.&nbsp; I run them until they shows signs of=0Adeterioration.&nbsp;=
 I have never had a plug fail me in the=0AHealey.</p>=0A<p class=3D"MsoN=
ormal">&nbsp;</p>=0A<p class=3D"MsoNormal">Mirek</p>=0A<p class=3D"MsoNo=
rmal">&nbsp;</p>=0A<div>=0A<div style=3D"border-right:none;border-bottom=
:none;border-left:none;border-top:1pt solid #e1e1e1;padding:3pt 0cm 0cm;=
">=0A<p class=3D"MsoNormal"><strong><span lang=3D"en-us">From:</span></s=
trong> <span lang=3D"en-us">Healeys=0A&lt;<a>[email-masked].=
net</a>&gt;=0A<strong>On Behalf Of</strong> Bob Spidell<br><strong>Sent:=
</strong> March 18, 2023 2:17 PM<br><strong>To:</strong> <a>healeys@auto=
x.team.net</a><br><strong>Subject:</strong> Re: [Healeys] Plugs</span></=
p>=0A</div>=0A</div>=0A<p class=3D"MsoNormal">&nbsp;</p>=0A<p class=3D"M=
soNormal" style=3D"margin-bottom:12pt;">I've run over=0A150K miles on Ch=
ampion plugs with nary an issue (and will continue=0Ato do so); RN12YC f=
or the BJ8 and whatever the recommended is for a=0A100M (RN10C?). With P=
ertronix Ignitors in both, I run slightly over=0A'book' value (0.025") a=
t 0.028" and both run very well (I also run=0Astranded copper wire secon=
daries, so the 'R' is important, plus the=0Aplug caps have a resistor in=
 them as well). My one-time auto shop=0Ateacher father maintained whatev=
er spark was sufficient to ignite=0Athe mixture was adequate--mixture an=
d compression took it from=0Athere--but a larger gap induces a 'hotter'=
 spark which may be=0Abeneficial with leaner mixtures and at higher engi=
ne RPM (but has=0Aless margin as the electrode erodes). A larger gap req=
uires the=0Acoil to produce more secondary voltage to jump the gap; a sp=
orts=0Acoil may be required to produce a consistent spark. 12K miles on=
=0Aplugs is fine in my experience--as long as the engine is in good=0Ani=
ck--and they can be cleaned and re-gapped at least once.=0ASandblasting=
 is a no-no as it will pit the ceramic insulator and=0Acan cause issues.=
<br><br>=0AI came across a YouTube video by David Vizard where he claims=
 E3=0ADiamond 'Split Fire' plugs produced slightly better mileage; yep,=
=0AE3 makes a plug for Big Healeys (6-cyl only, I think). I've heard=0Ar=
umors that counterfeit NGK plugs are in the market.<br><br><br></p>=0A<d=
iv>=0A<p class=3D"MsoNormal">On 3/18/2023 9:49 AM, Simon Lachlan via=0AH=
ealeys wrote:</p>=0A</div>=0A<blockquote style=3D"margin-top:5pt;margin-=
bottom:5pt;">=0A<p class=3D"MsoNormal"><span style=3D"font-size:12pt;">H=
ere=E2=80=99s a can of worms=0Athat we haven=E2=80=99t delved into for a=
 while=E2=80=A6.</span></p>=0A<p class=3D"MsoNormal"><span style=3D"font=
-size:12pt;">So, I=E2=80=99m trying to get=0Aall my ducks in a row for a=
 short run abroad. Car is a MkII BT7=0Awith a DW fast road cam, 3 HD6s,=
 big bore 6 branch and 123Ignition=0Aplus a so-called Sports Coil.</span=
></p>=0A<p class=3D"MsoNormal"><span style=3D"font-size:12pt;">&nbsp;</s=
pan></p>=0A<ol style=3D"margin-top:0cm;" start=3D"1" type=3D"1"><li clas=
s=3D"m_4506245762485897014MsoListParagraph" style=3D"margin-left:0cm;"><=
span style=3D"font-size:12pt;">I was looking through my=0Alibrary of fil=
es on Healey topics and saw that we were all over the=0Aplace on plug ga=
ps=E2=80=A6..all the way up to 0.035=E2=80=9D. So what=E2=80=99s the=0Ao=
pinion there??</span></li>=0A<li class=3D"m_4506245762485897014MsoListPa=
ragraph" style=3D"margin-left:0cm;"><span style=3D"font-size:12pt;">And=
 which plug? Seemed=0Ato be mostly between NGK=E2=80=99s BP6ES &amp; BP5=
ES. Was a hold-out for their=0AB8EGV 5627</span><span style=3D"font-size=
:12pt;">&nbsp; but=0Athat</span> <span style=3D"font-size:12pt;">was dis=
missed fairly=0Avigorously by Jeremy Welch as being way OTT for normal r=
oad=0Ause.</span></li>=0A<li class=3D"m_4506245762485897014MsoListParagr=
aph" style=3D"margin-left:0cm;"><span style=3D"font-size:12pt;">And, I h=
ave 12,000=0Amiles+++ as plug replacement mileage so long as they still=
 look and=0Aperform OK. Any thoughts?</span></li>=0A</ol><p class=3D"m_4=
506245762485897014MsoListParagraph"><span style=3D"font-size:12pt;">&nbs=
p;</span></p>=0A<p class=3D"m_4506245762485897014MsoListParagraph"><span=
 style=3D"font-size:12pt;">Thanks, Simon</span></p>=0A<p class=3D"MsoNor=
mal">&nbsp;</p>=0A</blockquote>=0A<p class=3D"MsoNormal">&nbsp;</p>=0A</=
div>=0A</div>=0A_______________________________________________<br>=0ASu=
pport Team.Net <a href=3D"http://www.team.net/donate.html"></a><a href=
=3D"http://www.team.net/donate.html">http://www.team.net/donate.html</a>=
<br>=0ASuggested annual donation&nbsp; $12.75<br><br>=0AArchive: <a href=
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