Re: RING AND PINION GEARS TR4/6 3.5(?):1

[Peter Barrance <trs@eagle.gsh.jhu.edu>]

On Wed, 20 Mar 1996 Nickbk@aol.com wrote:

> the U.S.), but was stock on the injected TR6. The 3.7 was stock
> on the TR3-4-6 with a 4 speed trans. 

The 4.1 was standard on
> the same trio but only when fitted with overdrive. 
> 
>                                                  The Car Curmudgeon
>                                                           Nick


Is that right? With a 0.88 OD (isn't that the standard reduction?) then 
the OD 4th on a 4.1:1 comes out to 3.61:1. That's only about 2.5% taller 
than 3.7:1 direct. I thought the OD cars were geared taller than that for 
more relaxed cruising. Maybe I have the OD reduction wrong.
  

Peter Barrance