Mine does the same thing. My tach is from MoMa, who has checked it out and
claims the tach is fine. They sent me some resistors to add to fix the
problem, but I haven't tried it yet. I'll let you know if I have any luck.
Anybody else have a cure?
Jim Pickard
B9473298
----- Original Message -----
From: "John Brawley" <johnjb_44@hotmail.com>
To: <ssage@socal.rr.com>
Cc: <tigers@autox.team.net>
Sent: Monday, July 23, 2001 9:54 AM
Subject: Re: Phhhhhhhht!!!
> Hi Steve,
>
> I just installed the Pertronix Ignitor II and Coil over the weekend.
> Everything seems to run fine so far but--the tach now will not read over
> 3,000 rpm --it just starts going in the reverse direction as the rpms
> increase past 3,000. This is a stock tach--any thoughts? Is your tach.
> working OK?
>
> Let me know what Pertronics says about heat. There are a lot of the
earlier
> Pertronic units working fine in Tigers. I wonder if the new Ignitor II
may
> not be as reliable, being new and more complex.
>
> Regards, John
>
>
>
>
>
> >From: SJC Worldwide <ssage@socal.rr.com>
> >Reply-To: SJC Worldwide <ssage@socal.rr.com>
> >To: Tiger Mailing List <tigers@autox.team.net>
> >Subject: Phhhhhhhht!!!
> >Date: Sun, 22 Jul 2001 23:44:20 -0700
> >
> >On the way up the the British car show in Ventura, California today with
> >the Tiger, (which was great, by the way.......Sunbeams were the
> >"featured marque"..... about 20 Tigers/Alpines and a Sunbeam-Talbot plus
> >lots of cool, if lesser, other British cars), Jane and I were discussing
> >how great the Tiger was running with it's new Pertronix Ignitor II
> >ignition and coil. More power all the way up the power curve, instant
> >start up hot or cold, much smoother cruising at high speed (I barely
> >needed to touch the gas pedal to keep it at 75-80 MPH in 5th gear, not
> >that we would ever exceed legal speed limits). We got into Ventura,
> >idled a few minutes as they directed cars into the concours area and we
> >parked and turned off the car. Couldn't be better.
> >
> >At 10 AM the event organizers asked everyone to start their Tigers so
> >the rest of the crowd could hear what real cars sound like. Great,
> >except our Tiger wouldn't start. Turned over but no start up. I checked
> >to see if any wires had come loose anywhere from my messing about under
> >the dash the night before and everything seemed OK. I checked to make
> >sure violtage was going to and from the coil and to the ignition module
> >in the distributor, which it was. I got lots of help and suggestions of
> >what to try but nothing worked and no spark was coming from the coil
> >wire. Out went the Pertonix and the Flamethrower coil and back in went
> >the points, the old coil and the ballast resistor. Instant start. The
> >Pertronix had completely failed.
> >
> >Years ago, in my previous Tiger, I had tried three or four Mallory
> >Unilite modules (similar idea in that they also fit completely under the
> >dist. cap) that ended up with the same result, all eventually failing
> >and Mallory couldn't figure out why.
> >
> >My theory is that, with the electronics under the distributor cap,
> >there's just too much heat under a Tiger hood for them to survive. I
> >don't think the manufacturers realize the heat load in there. I think a
> >better idea might be an ignition with a seperate box, like an MSD,
> >external to the distributor, that can be installed in a cooler location.
> >I'll call Pertronix in the morning and I'm sure they'll send me a
> >replacement (as they did with the magnet ring which was faulty right out
> >of the new box) , but I don't want to do this too often.
> >
> >Has anyone else had this experience with a Pertronix ignition?
> >
> >Steve Sage
> >1967 MK1A
>
>
> _________________________________________________________________
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