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Re: Overdrive unit operation

To: Phil Bates <jello@ida.net>
Subject: Re: Overdrive unit operation
From: Paul Hunt <paul.hunt1@virgin.net>
Date: Mon, 13 Apr 1998 16:09:46 +0000
Phil Bates wrote:
> 
> >miker15@juno.com wrote:
> >>
> >> 1)forget the o/d on 3rd - its basically about the same ratio as 4th
> >
> >More like midway on mine.  Clausager says 3rd - 5.402, 3rd o/d - 4.429, 4th
> - 3.909, 4th
> >o/d 3.205.  OK, not midway, but nearer midway than 4th.
> >
> >PaulH.
> 
> I think it must depend on the trans.  My '67 with a 3 synchro trans and
> overdrive has pretty much the same 4th and 3od ratios.  Maybe 100rpm
> difference, but not much more.

Yerite - the 3-synchro box and D-type O/D (0.802:1 as opposed to 0.82:1 for the 
LH) 
does indeed give 1.101:1 for 3rd O/D.

PaulH.


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