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Re: TR2-6 Diff Gear Ratios

To: Nickbk@aol.com
Subject: Re: TR2-6 Diff Gear Ratios
From: Peter Barrance <trs@eagle.gsh.jhu.edu>
Date: Mon, 25 Mar 1996 09:04:03 -0500 (EST)
Cc: triumphs@autox.team.net
On Sat, 23 Mar 1996 Nickbk@aol.com wrote:

> A few days ago someone posted that they thought that the overdrive ratio was
> .88 and that with the stock 4.11 to 1 gearing, that the overall ratio worked
> out to approx 3.6 
> to 1, and shouldn't it be lower numerically.
> I have never seen a TR series car fitted with anything other than a .82 ratio
> overdrive.
> There have been three major different models fitted to these cars, but all
> with the same ratio. This ratio would give a final drive of about 3.37 to 1
> when fitted with overdrive and
> a 4.1 to 1 ratio rear end. This would exhibit a much lower " cruising " rpm.


Guilty! I was wondering if I had the ratio wrong. Thanks for straightening 
it out. A 4.1 with an O/D really would be nice. One day...


Pete



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