Lynn once mentioned using NGKR6725-115 in his race engines.  (Info from
the Rotary Wiki.)

Bob W.


On Mon, 5 Sep 2005 16:19:34 -0700
David Leonard <wdleonard@gmail.com> wrote:

> I know we have touched on this before, but think I ignored it because I
> wasn't flying yet and it seemed like an issue I would NEVER have to deal
> with...
>  But does anyone have a good sourse or P/N for cooler spark plugs?
>


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