I had a problem with cutting out and wildly swinging electric tach
that was a loose ignition wire on my ignition switch in the
dash. Was a 2 minute fix once I found it.
- Tony Drews
At 12:39 PM 3/22/2010, MadMarx wrote:
>I would try to remove the rev limiter first and then test. They might go bad
>after years.
>
>Cheers
>Chris
>
>
>-----Urspr|ngliche Nachricht-----
>Von: fot-bounces@autox.team.net [mailto:fot-bounces@autox.team.net] Im
>Auftrag von Chuck Arnold and/or Kathleen Kelley
>Gesendet: Montag, 22. Mdrz 2010 18:35
>An: Friends; Triumph; TR list
>Betreff: [Fot] Got a problem with the race car, need advice
>
>I have a petrol injected TR6 race car. It has a Pertronix distributor
>[the whole distributor, not just the points replacement in a stock
>dizzy]. I also have a Crane ignition. First time out with the car
>this year. Drove a few sessions Friday, then more on Sunday. First
>two runs Friday went OK as far as the engine goes [had suspension
>issues, but worked those out]. The third session was longer, and over
>the course of it the car started to cut out under WOT at about 4500 to
>5500 RPM. It did not do this always, but most of the time. The tach
>would swing wildly. It felt a little like a rev limiter [which is
>setto 7000 RPM],but only for an instant. I did some investigating and
>found that I did not have the distributor fully locked, and it had
>"walked" to quite far advanced. I though putting it back to where it
>belonged would fix the issue. IT did not. At the Sunday event it
>just got worse, so I only got one long session in.
>
>So, I beleieve there is a problem with either the Pertronix or the
>Crane. I am asking for advice from all the TR groups I belong to.
>What do you think, and how should I diagnose it? I do have a dual
>point Mallory dizzy I can install -- but may have no way to check out
>if it helps until race day.
>
>OR, do any of my Seattle area race buddies know of a road I could run
>a couple of test on [6K in second will do it] \!
>
>Thanks,
>
>Chuck
>
>--
>Chuck Arnold and Kathleen Kelley
>
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