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)
> http://www.ntsource.com/~barneymg
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