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Re: Ignition Interference

To: "Sumner Weisman" <sweisman@gis.net>
Subject: Re: Ignition Interference
From: "Brian Sanborn" <sanborn@net1plus.com>
Date: Fri, 2 Jul 1999 09:14:37 -0400charset="Windows-1252"
Cc: "Triumph List" <triumphs@autox.team.net>
Thanks Sumner,

I think that's a good plan.  Buying the AutoZone wire and cutting it myself
sounds good.   That way I can keep the plug boots that are on the car.

Do I have to change to resistor plugs as well... and Brad Kahler suggested
some sort of noise suppression capacitor.

Any thoughts?

Brian Sanborn
62 TR4          CT16260L  - Groton,  MA

My TR4 Restoration Web Site
http://www.net1plus.com/users/sanborn/Home.html (Big Update on 6/13/99)
E-Mail: sanborn@net1plus.com

-----Original Message-----
From: Sumner Weisman <sweisman@gis.net>
To: sanborn@net1plus.com <sanborn@net1plus.com>
Cc: Triumphs <triumphs@autox.team.net>
Date: Friday, July 02, 1999 9:05 AM
Subject: Ignition Interference


>Hi Brian,
>
>Probably the po installed stranded copper ignition wires rather than
>resistance wires.  The tradeoffs are:  copper wires will last for many
>years, and probably will give you a hotter spark.  But -- they will allow
>your ignition to not only interfere with your radio, but also to radios in
>cars near you as well.  Resistance wires will suppress radio interference,
>but my experience has been that they will only last 2 or 3 years and then
>have to be replaced.  I used to buy them from the "big 3" but now I just
get
>them from Auto Zone and cut them to size myself.
>
>Replacing the wires will solve your problem, and it's not a bad solution.
>When doing it, don't forget the coil-to-distributor wire.
>
>Also, make sure the radio case is well grounded.
>
>Sumner Weisman
>62 TR3B
>
>
>Hi Gang,
>
>I am so glad to be asking these questions instead of the " where does my
>camshaft go" questions.
>
>I installed a new radio in the TR4.  One of those 70's retro ones from
>Kenwood.  The reception and sound is perfect with engine not running.
>Some noises start coming at idle but when the engine is revved to normal
>level the radio signal is overcome by ignition noise.
>
>I have changed to negative ground.  And the ignition wires are as they
were
>when I bought the car last year... but they show no sign of wear.... and
>they look very period with orange-red rubber boots on the plugs.
>
>I am using the NGK BP6ES plugs which I am guessing are not resistor type
>plugs.  What do I have to do to get the noise out.
>
>I remember this battle has an original TR4 owner.
>
>Brian Sanborn
>62 TR4          CT16260L  - Groton,  MA
>
>My TR4 Restoration Web Site
>http://www.net1plus.com/users/sanborn/Home.html (Big Update on 6/13/99)
>E-Mail:
>
>
>
>


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