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Re: Timing Chain Single/Double ? MGB

To: Barney Gaylord <>
Subject: Re: Timing Chain Single/Double ? MGB
From: Carl Elliott <>
Date: Mon, 27 Nov 2000 17:05:09 -0500
Good Thinking ,Never thought of the double spring and the extra pressure on the
Gears or Chain. Will have to do some looking into it as last year I replaced my
head with an early model Double spring.  I have a single chain. .We always
changes to better chains 2 -3 row or even gear drive for the preformance
minded. Carl E.

Barney Gaylord wrote:

> At 09:09 PM 11/26/2000 -0500, Bud Krueger wrote:
> >
> >    I was hoping that responders would give some logical reason for their
> opinion.  Is yours only that it was cheaper?
> Well here's some logic.  I believe in keep it simple and keep it cheap.  I
> also believe that the single row timing set used as in the original setup
> will get you on down the road for many tens of thousands of miles.  However
> (even though I'm not supposed to be an MGB guru), as I recall the single
> row timing set was introduced along with the change to single valve
> springs, which would reduce the load on the cam drive parts.  If I was to
> switch from single springs to double springs, or install a high lift cam,
> or make any other change that would increase the load on the cam drive,
> then I would certainly change to the double row timing set so as not to
> reduce the design life of the timing chain.
> $.02,
> Barney Gaylord
> 1958 MGA with an attitude (and double row timing chain)

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