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Re: Gear Ratios

To: Ed Esslinger <edstiger@snowhill.com>, Alpines
Subject: Re: Gear Ratios
From: chuck nicodemus <armorseal@spiretech.com>
Date: Thu, 13 Dec 2001 17:16:21 -0800
Ed, I am still wondering were the missed miles went~~~~~~~~~~~~/ ;=)
C
Ed Esslinger wrote:

> But how do you figure the miles you have covered?
> Cool Cat Eddie ,1 S3 GT,3 S4's, 2 S5's, 2 MK1 Tigers
> Deep South Rep TE/AE
> ----- Original Message -----
> From: "Thomas Wiencek" <wiencek@anl.gov>
> To: <bmounce@bellatlantic.net>; <edstiger@snowhill.com>; "Ian Spencer"
> <SpenceIC@Healthall.com>; <owner-alpines@autox.team.net>
> Cc: <alpines@autox.team.net>; <tebomr@cadvision.com>;
> <Eddie.Donovan@PWGSC.GC.CA>
> Sent: Thursday, December 13, 2001 4:15 PM
> Subject: Re: Gear Ratios
>
> > All you need is a accurate tachometer.  You can figure out your
> revolutions/mile with your trans/tire/rear end ratio and your RPM's and you
> will know your MPH!!!
> >
> > On 12/13/01, Ian Spencer <SpenceIC@Healthall.com> wrote:
> > All I need is a mile marker and a stopwatch! :-) Besides, I was following
> Jan in his P-up truck and his speedo works just fine.
> >
> > Ian Spencer
> > Client Services
> > University Hospital
> > Health Alliance of Greater Cincinnati
> > (513) 584-0365
> >
> > >>> "Ed Esslinger" <edstiger@snowhill.com> 12/13/01 03:53AM >>>
> >  But how fast do you know you are going, with an inaccurate speedometer?
> > Cool Cat Eddie ,1 S3 GT,3 S4's, 2 S5's, 2 MK1 Tigers
> > Deep South Rep TE/AE
> > ----- Original Message -----
> > From: "Ian Spencer" <SpenceIC@Healthall.com>
> > To: <bmounce@bellatlantic.net>
> > Cc: <alpines@autox.team.net>; <tebomr@cadvision.com>;
> > <Eddie.Donovan@PWGSC.GC.CA>
> > Sent: Thursday, December 13, 2001 2:14 PM
> > Subject: Re: Gear Ratios
> >
> >
> > > As always, you can't gain anything without losing something. In this
> case,
> > it's off the line performance. However, it's not enough to cry over. In my
> > opinion, the gain in highway drive ability far exceeds any issues with off
> > the line speed.
> > >
> > > Ian Spencer
> > > Client Services
> > > University Hospital
> > > Health Alliance of Greater Cincinnati
> > > (513) 584-0365
> > >
> > > >>> <bmounce@bellatlantic.net> 12/13/01 08:46AM >>>
> > > How does it affect acceloration?  Bill
> > >
> > > Ian Spencer wrote:
> > >
> > > > Guys,
> > > > I drove my Harrington LeMans to St. Louis last fall for the United. It
> > was about a 5 hour drive from Dayton. My LeMans performed wonderfully and
> > the OD with 3.70:1 rear end purred like a kitten. I was passing traffic
> and
> > could maintain an easy 75 - 80 MPH cruising speed. It has really made it a
> > fantastic car to own and drive. My Harrington Alpine also has the 3.89:1
> > ratio with OD and it performs just as well and I'm putting an OD unit into
> > my Series II with this rear end radio as well. This conversion is a MUST
> for
> > anyone with, or considering, an OD unit. - Ian
> > > >
> > > > Ian Spencer
> > > > Client Services
> > > > University Hospital
> > > > Health Alliance of Greater Cincinnati
> > > > (513) 584-0365
> > > >
> > > > >>> Ron Tebo <tebomr@cadvision.com> 12/13/01 08:34AM >>>
> > > > Eddie:
> > > >
> > > > Tony Leeming, on Gabriola Island, had a Series II in which he
> installed
> > > > an overdrive with a 3.89 rear end. Tony swore by this combo, and said
> > > > the ratio was just great for highway cruising. He has sold his car,
> and
> > > > is now working on a Triumph Stag, but I am sure if you contact him,
> > > > he'll tell you the same. He's at tleeming@island.net
> > > >
> > > > Ron Tebo - Series I - B9000627 - ('Pining For Overdrive :))
> > > >
> > > > Eddie Donovan wrote:
> > > > >
> > > > > I have a question on the final gear ratios I may get. I have two
> 1961
> > Series
> > > > > II's, one of which came with a O/D but a badly corroded
> undercarriage.
> > The
> > > > > other is a rust free California car and is the first to be restored
> > but it
> > > > > is without O/D. From what I can glean from various manuals there
> were
> > two
> > > > > rear axle ratios on the Series II's, 4.22 : 1 and 3.89 : 1. All the
> > specs
> > > > > that I can find only give data on the final ratios with O/D units
> > under the
> > > > > 4.22 : 1 columns. This shows a resulting final ratio with O/D of
> 3.39
> > : 1.
> > > > > The question is: Do I get a final ratio with O/D in the range of
> 3.06
> > : 1
> > > > > if I install the O/D with my current rear axle ratio of 3.89 : 1?
> > What
> > > > > would be the end result on the top speed?
> > > > >
> > > > > Am I way off base or have I just read far more than I have yet to
> put
> > into
> > > > > practice?
> > > > >
> > > > > Eddie
> > > > > Series II, 1961 - B9108405 LRX -     Being restored
> > > > > Series II, 1961 - B9104430 ODLR - Future project

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