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Re: D and J type overdrive ratios

To: "James Carruthers" <j.carruthers@rave.ac.uk>
Subject: Re: D and J type overdrive ratios
From: "jonmac" <jonmac@ndirect.co.uk>
Date: Sun, 4 Apr 2004 23:16:23 +0100
ISTR the law has changed - and the M1 was a lot less crowded in those days
as well :) As far as your Spitfire is concerned, I don't think you'll have
too much trouble pulling 4,500 in O/D 4th. Just make sure everything is
nicely balanced at that rotational speed. I recall many very new cars that
were anything but that.. :)

Jonmac


> Well unless the law has changed since 1970, Mr Macartney, 3500rpm with
> overdrive on a 3.27 diff equates to a good 90 mph... ;o)
>
> Surely enough for anyone... :oD
>
> It'll be interesting to know how my Mk3 1300 will pull with 3.63 diff and
> OD... can't wait to find out :o)
>
>
>
> James
>
> 69 Signal Red Spit
>
>
>
> jonmac said:
> > I had this set up in my
> > Mk 2 in 1970 and it made for an excellent long-legged beast. Only
downfall
> > is it wouldn't pull more than 3,500 in O/D 4th
> >
> > Jonmac
> >
> >
>


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