In a message dated 10/24/2001 3:04:40 PM Eastern Daylight Time,
John.Hed@faa.gov writes:
> I have a 71 MGB and the tach needle really "bounces" around at speed and it
> is
> definitely not the correct RPM either. I replaced it with a spare but it
> does
> the same thing, but a little less intensity. I recently read in someone's
> British Car Magazine that said this is caused by installation of those
> "invisible" electronic breakerless ignition systems, like the Petronics one
> I
> installed that fits right inside the distributer.
>
There are some electronic systems such as Crane etc. that cause needle
bounce, the pertronics does not unless there is something wring with your
tach or tach system.
I did a lot of research before I installed a pertronics in my Lotus Europa TC.
I installed the pertronics and tach works fine.
Jerry Rein
73 Midget
72 Lotus Europa TC
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