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Re: Coil springs and sports coils : 2 questions

To: "Matthew Trebelhorn" <matttrebelhorn@netscape.net>, <mgs@autox.team.net>
Subject: Re: Coil springs and sports coils : 2 questions
From: "Paul Hunt" <paul.hunt1@virgin.net>
Date: Thu, 1 Jun 2000 08:56:11 +0100
The Alpine is the car I lusted after before the B came on the scene - its
lines haven't aged anywhere near as well as the B, though, IMO.

An Alpine almost certainly should have a 12v coil in my estimation, and a 6v
coil, for use with later (in MGB evolution) externally ballasted systems
would get very hot as well as possibly wearing out the points.  I don't know
if Lucas made a 6v Sport coil, but if you have access to a digital
multimeter you could try measuring the resistance.  An MGB 12v coil measures
about 3 ohms and a 6v about 1.5 ohms.  Other than that the only other things
that could increase the heat in the coil are a higher system voltage than
normal (measure that too, just in case) or a higher dwell than normal,
although that would affect running.  If your multimeter is for car use it
may well have a dwell setting (maybe two - degrees and percent), the earlier
MGB is 60 degrees +-3.

PaulH.

----- Original Message -----
From: Matthew Trebelhorn <matttrebelhorn@netscape.net>
To: <mgs@autox.team.net>
Sent: Wednesday, May 31, 2000 4:47 PM
Subject: Coil springs and sports coils : 2 questions


> First:
>
> one of my 'B's front coil springs (moss 550 lb) is broken at its base.
> How would this happen, and how serious is it?  Since the break is at the
> base, ride hight is not affected, but I worry about it poking through the
> spring pan or breaking further...
>
>
>
> Second, though sadly non-MG:
>
> I am resurrecting a Sunbeam Alpine that my girlfriend used to drive.  The
> wiring is a mess, and when it runs, the Lucas Sports coil gets really,
> really hot.  What might be causing this?  How should I check this?
>
> Any assistance is, of course, appreciated.
>
> Matt
> (apologies if a similar message appears -- an e-mail glitch appeared to
> eat it a few minutes ago...)
>
>
> ____________________________________________________________________
>


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