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Re: [Fot] Spark Plugs

To: "Robert M. Lang" <lang@isis.mit.edu>
Subject: Re: [Fot] Spark Plugs
From: Bill Babcock via Fot <fot@autox.team.net>
Date: Thu, 23 Apr 2015 14:11:00 -1000
Cc: fot@autox.team.net
Delivered-to: mharc@autox.team.net
Delivered-to: fot@autox.team.net
References: <Pine.LNX.4.62L.1504231426360.453@isis.mit.edu>
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Why would you want to play with heat range on a dyno? There=E2=80=99s no =
horsepower difference. The only function of heat range is to have the =
porcelain at the right temperature to burn off deposits and not overheat =
to the point that the plug electrode melts or the porcelain blisters. Or =
at an extreme that the spark plug starts acting like a glow plug. Some =
tracks that are very tight or that have elevation changes might dictate =
a change to a hotter plug, or one with long open straights might warrant =
a colder one, but once you=E2=80=99re in the ballpark you shouldn=E2=80=99=
t have to do much.=20

> On Apr 23, 2015, at 8:51 AM, Robert M. Lang via Fot =
<fot@autox.team.net> wrote:
>=20
> Hi,
>=20
> I've been using Accel 114's for the last ten or 15 years, they seem to =
work fine. I have a collection of different temp range plugs from Accel =
all the way from 113 through 117. I've never taken the time to play on =
the dyno to see if there's any difference changing heat range. I know =3D =
"my bad". I've never had a plug fail despite the amount of internet =
detritus regarding the quality of this brand.
>=20
> In any case I was thinking about switching to NGK. My TR6 motor is =
12:1, Webers, cam (street duration Isky Z19), header, etc. Ignition is =
Mallory / Pertronix.
>=20
> Would the NGK BP6ES or BP7ES be a better choice?
>=20
> Regards,
> rml
> =
--------------------------------------------------------------------------=
-
> Bob Lang              Triumph TR6!!            |  This space for rent
> Former NER Solo Chair                          |
> Voice:617-253-7438                             |  Cell: 339-927-4489
> =
--------------------------------------------------------------------------=
-
> _______________________________________________
> fot@autox.team.net
>=20
> http://www.fot-racing.com
>=20
> Donate: http://www.team.net/donate.html
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>=20
>=20

Bill Babcock
Bill@ponostyle.com
Editor: Ponostyle
Celebrating Water

Editor: Xtreme Geezer
Fitness and Fun After Forty
503.936.7660
http://www.PonoStyle.com
http://www.Xgeez.com


--Apple-Mail=_C06CBCA5-691C-4392-9FFE-EE5387602225
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<html><head><meta http-equiv=3D"Content-Type" content=3D"text/html =
charset=3Dutf-8"></head><body style=3D"word-wrap: break-word; =
-webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" =
class=3D"">Why would you want to play with heat range on a dyno? =
There=E2=80=99s no horsepower difference. The only function of heat =
range is to have the porcelain at the right temperature to burn off =
deposits and not overheat to the point that the plug electrode melts or =
the porcelain blisters. Or at an extreme that the spark plug starts =
acting like a glow plug. Some tracks that are very tight or that have =
elevation changes might dictate a change to a hotter plug, or one with =
long open straights might warrant a colder one, but once you=E2=80=99re =
in the ballpark you shouldn=E2=80=99t have to do much.&nbsp;<div =
class=3D""><br class=3D""><div><blockquote type=3D"cite" class=3D""><div =
class=3D"">On Apr 23, 2015, at 8:51 AM, Robert M. Lang via Fot &lt;<a =
href=3D"mailto:fot@autox.team.net"; class=3D"">fot@autox.team.net</a>&gt; =
wrote:</div><br class=3D"Apple-interchange-newline"><div class=3D"">Hi,<br=
 class=3D""><br class=3D"">I've been using Accel 114's for the last ten =
or 15 years, they seem to work fine. I have a collection of different =
temp range plugs from Accel all the way from 113 through 117. I've never =
taken the time to play on the dyno to see if there's any difference =
changing heat range. I know =3D "my bad". I've never had a plug fail =
despite the amount of internet detritus regarding the quality of this =
brand.<br class=3D""><br class=3D"">In any case I was thinking about =
switching to NGK. My TR6 motor is 12:1, Webers, cam (street duration =
Isky Z19), header, etc. Ignition is Mallory / Pertronix.<br class=3D""><br=
 class=3D"">Would the NGK BP6ES or BP7ES be a better choice?<br =
class=3D""><br class=3D"">Regards,<br class=3D"">rml<br =
class=3D"">---------------------------------------------------------------=
------------<br class=3D"">Bob Lang =
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n=
bsp;Triumph TR6!! =
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;| =
&nbsp;This space for rent<br class=3D"">Former NER Solo Chair =
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n=
bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs=
p;|<br class=3D"">Voice:617-253-7438 =
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n=
bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs=
p;&nbsp;&nbsp;&nbsp;| &nbsp;Cell: 339-927-4489<br =
class=3D"">---------------------------------------------------------------=
------------<br =
class=3D"">_______________________________________________<br =
class=3D""><a href=3D"mailto:fot@autox.team.net"; =
class=3D"">fot@autox.team.net</a><br class=3D""><br =
class=3D"">http://www.fot-racing.com<br class=3D""><br class=3D"">Donate: =
http://www.team.net/forums<br class=3D"">Unsubscribe/Manage: =
http://autox.team.net/mailman/options/fot/bill@ponostyle.com<br =
class=3D""><br class=3D""><br class=3D""></div></blockquote></div><br =
class=3D""><div apple-content-edited=3D"true" class=3D"">
<div style=3D"color: rgb(0, 0, 0); font-family: Helvetica;  font-style: =
normal; font-variant: normal; font-weight: normal; letter-spacing: =
normal; line-height: normal; orphans: 2; text-align: -webkit-auto; =
text-indent: 0px; text-transform: none; white-space: normal; widows: 2; =
word-spacing: 0px; -webkit-text-size-adjust: auto; =
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class=3D""><div style=3D"color: rgb(0, 0, 0); font-variant: normal; =
letter-spacing: normal; line-height: normal; orphans: 2; text-align: =
-webkit-auto; text-indent: 0px; text-transform: none; white-space: =
normal; widows: 2; word-spacing: 0px; -webkit-text-size-adjust: auto; =
-webkit-text-stroke-width: 0px; word-wrap: break-word; =
-webkit-nbsp-mode: space; -webkit-line-break: after-white-space; " =
class=3D""><div style=3D"color: rgb(0, 0, 0); font-variant: normal; =
letter-spacing: normal; line-height: normal; orphans: 2; text-align: =
-webkit-auto; text-indent: 0px; text-transform: none; white-space: =
normal; widows: 2; word-spacing: 0px; -webkit-text-size-adjust: auto; =
-webkit-text-stroke-width: 0px; word-wrap: break-word; =
-webkit-nbsp-mode: space; -webkit-line-break: after-white-space; " =
class=3D""><div style=3D"color: rgb(0, 0, 0); font-variant: normal; =
letter-spacing: normal; line-height: normal; orphans: 2; text-align: =
-webkit-auto; text-indent: 0px; text-transform: none; white-space: =
normal; widows: 2; word-spacing: 0px; -webkit-text-size-adjust: auto; =
-webkit-text-stroke-width: 0px; word-wrap: break-word; =
-webkit-nbsp-mode: space; -webkit-line-break: after-white-space; " =
class=3D""><div class=3D""><font face=3D"Comic Sans MS" class=3D""><span =
style=3D"font-size: 14px; " class=3D"">Bill =
Babcock</span></font></div><div class=3D""><font face=3D"Comic Sans MS" =
class=3D""><span style=3D"font-size: 14px; " class=3D""><a =
href=3D"mailto:Bill@ponostyle.com"; =
class=3D"">Bill@ponostyle.com</a></span></font></div><div =
style=3D"font-weight: normal; font-style: normal; " class=3D""><font =
face=3D"Georgia" class=3D""><span style=3D"font-size: 14px; " =
class=3D"">Editor: Ponostyle</span></font></div><div class=3D""><font =
face=3D"Georgia" class=3D""><span style=3D"font-size: 14px; " =
class=3D""><i class=3D"">Celebrating Water</i></span></font></div><div =
style=3D"font-weight: normal; font-style: normal; " class=3D""><font =
face=3D"Georgia" class=3D""><span style=3D"font-size: 14px; " =
class=3D""><br class=3D""></span></font></div><div style=3D"font-weight: =
normal; font-style: normal; " class=3D""><font face=3D"Georgia" =
class=3D""><span style=3D"font-size: 14px; " class=3D"">Editor: Xtreme =
Geezer</span></font></div><div style=3D"font-weight: normal; font-style: =
normal; " class=3D""><i style=3D"font-size: 14px; " class=3D""><font =
face=3D"Georgia" class=3D"">Fitness and Fun After =
Forty</font></i></div><div style=3D"font-weight: normal; font-style: =
normal; " class=3D""><font face=3D"Georgia" class=3D""><span =
style=3D"font-size: 14px; " =
class=3D"">503.936.7660</span></font></div><div style=3D"font-weight: =
normal; font-style: normal; " class=3D""><font face=3D"Georgia" =
class=3D""><span style=3D"font-size: 14px; " class=3D""><a =
href=3D"http://www.PonoStyle.com"; =
class=3D"">http://www.PonoStyle.com</a></span></font></div><div =
style=3D"font-weight: normal; font-style: normal; " class=3D""><font =
face=3D"Georgia" class=3D""><span style=3D"font-size: 14px; " =
class=3D""><a href=3D"http://www.Xgeez.com"; =
class=3D"">http://www.Xgeez.com</a></span></font></div></div></div></div><=
/div>
</div>
<br class=3D""></div></body></html>=

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