----- Original Message -----
From: Jeff McNeal <jmcneal@ohms.com>
To: Spitfire List <spitfires@autox.team.net>
Sent: Wednesday, March 22, 2000 6:12 PM
Subject: Wacko tach-o
>
> According to my friends' Dwell/tach unit, my mechanical tach is off
slightly
> in the lower RPM range, but running about 600-700 RPM too hot when I'm
doing
> freeway speeds. I drove to my local LBC junkyard today and tried out a
tach
> from a 71 Spitfire. No better. In fact, maybe even worse.
>
> A very knowledgeable gent contacted me off-list about my first inquiry and
> explained that my tach could be calibrated by moving the magnet inside
> further away from the round metal plate that turns the needle.
> Unfortunately, I was not successful in my attempt to do this.
>
> While I was at the junkyard, I ran into another Spitfire owner ('64 and
'70)
> who is going to call me for parts catalog phone numbers and Joe Curry's
> number since he wants to buy a camber compensator after I mentioned one to
> him. On the freeway afterwards, I asked him to clock my speed and the
good
> news is, my speedo is neat-o. Right on the money. So, unless anyone has
> any other suggestions, it looks like I'll be packing my wacko-tacho up and
> sending it out for calibration. Bummer. I do enjoy tackling these sort
of
> problems myself whenever possible.
>
> Hey, I hit 70 MPH on the freeway and only had my life flash before my eyes
> once! I think I'm gaining confidence in Mrs. Jones!
>
> Best wishes,
>
> Jeff in San Diego
> '67 RHD Spitfire Mk3 aka "Mrs. Jones".
> www.ohms.com/spitfire/spitfire.shtml
>
>
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