DeTomaso Mailing List: September 97, Message #199
     



From: bo grims <bo.grims@swipnet.se>

Subject: Re: Sv: ZF taller 5th

Date: Fri, 05 Sep 1997 23:36:41 +0000



agree!  It's much better and probably more fun.  Where can I find it?

Bo



Cristiano Rossi wrote:

> 

> The ZF DS 25 comes with 3 final ratios: The normal, 4.22:1, the more high,

> from my memory I think it is 4.02:1, and the "Le Mans ratio" of 3.77:1. Roy

> Butfoy's price for another final drive is about a couple of thousand

> dollars.

> 

> I had never heard of the higher 5th gear too, but it appears to exist: Look

> at Shane's cyber registry from august 1st.,1997. You can see here that Mad

> Dog plans to mount a Butfoy 5th tall gear.

> 

> I think it will be a better idea to mount a taller 5th gear than to mount a

> higher final ratio, otherwise you will kill the performance with the high

> gearing. Of my two almost identical Volvo's, my wifes is quicker than mine,

> because mine (that is newer and has more HP) has been killed by a taller

> gearing, probably to save some drops of gas.

> 

> A higher 5th gear will be a good improvement in the autobahn, allowing you

> to keep higher sustained speeds, but without killing the acceleration in

> the lower gears.

> 

> Cristiano Rossi

> thpnma 02869

> 

> ----------

> > Fra: bo grims <bo.grims@swipnet.se>

> > Til: detomaso@wgate.com

> > Emne: Re: ZF taller 5th

> > Dato: 4. september 1997 20:35

> >

> > Hello all,

> > I have never heard of any higher geared 5th, but there is 3 different

> > final ratios to the transaxle, i.e. Low, Normal and the so called

> > Le Mans ratio.  There is a GT5-84 in Sweden which changed owner

> > recently, which has been said to have the Le Mans gearbox ratio.  With

> > power enough the car should do an additional 35 km (22mph) roughly.

> >  But of course, the final gear ratio hits all gears, i.e. high 1st,

> > 2nd, and so on.  Not so fun all the time.

> > Bo

> > >

> > > Tomas Gunnarsson wrote:

> > > >

> > > > All,

> > > >

> > > > Does anyone know the ratio of the taller than stock 5th gears

> available? Are

> > > > other gears than 5th also available with non-stock ratios? Are the

> standard

> > > > gears movable, I mean do they fit in other than their normal

> locations (2-5th

> > > > gear, 1st is different I think)?

> > > > If anyone has it installed, what's it like? Big difference in any

> way? Cost?

> > > >

> > > > Tomas

> > > >

> > > > --

> > > > Postal address:            Street address:

> > > > FM Computer Components     FM Computer Components

> > > > Box 6504                   Fyrislundsgatan 81

> > > > S-751 38  UPPSALA          S-754 50  UPPSALA

> > > > SWEDEN                     SWEDEN

> > > >

> > > > tel +46 (0)18 561800

> > > > fax +46 (0)18 561818







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