The resistor plug helps with other things besides radios. After upgrading to
LED lamps in the tail lights and brake lights using electronic flashers, with
the engine running the turn signals were very erratic. Replaced the
non-resistor plugs with resistor plugs and all went back to operating
normally.
Rod
On Mar 15, 2012, at 6:12 PM, <wbeech at flash.net> wrote:
> Angelo,
> Here is a chart that should help. The "R" is for resistor, for what little
> I know this is to keep the spark plugs from causing static on your 60 year
> old AM radio. I am sure there are other reasons as well, but what is
> important is the size and the heat range are the same.
>
> http://www.ngksparkplugs.com/techinfo/spark_plugs/partnumberkey.pdf
>
> Bill
>
> -----Original Message-----
> From: triumphs-bounces at autox.team.net
> [mailto:triumphs-bounces at autox.team.net] On Behalf Of Angelo Graham
> Sent: Thursday, March 15, 2012 5:50 PM
> To: triumphs at autox.team.net
> Subject: [TR] NGK plugs for TR2
>
> Hello List:
> Trying to source some NGK plugs locally for my '2. Time to retire the old
> KLGs.
> I take it that the TR2 can use the same NGK BP6HS as the TR3As, despite
> the slight increase in engine performance of the 3A. Also, the NGK catalog
> also lists a BPR6HS as the standard recommended plug for the TR3A. Does
> anyone know if this 'new' number supersedes the old BP6HS?
> Should I still ask for an NGK BP6HS?
> Thanks for any help with this one.
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