datsun-roadsters
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Re: Roadster gear ratio's

To: "Adam Bradley" <ambradley@yahoo.com>,
Subject: Re: Roadster gear ratio's
From: "Patrick P. Castronovo" <slick1@mohaveaz.com>
Date: Thu, 8 Feb 2001 17:11:20 -0800
So did you consider the ratio's on the 5 speed.  With your rearend it would
improve dramatically.
Pat 67.5 2000 Solex

-----Original Message-----
From: Adam Bradley <ambradley@yahoo.com>
To: Michael Poorboy <bitterrootprop@nidlink.com>;
datsun-roadsters@autox.team.net <datsun-roadsters@autox.team.net>
Date: Thursday, February 08, 2001 3:28 PM
Subject: Re: Roadster gear ratio's


>Based on the calculator, running the 195/50/15 tires/1600/4-speed/3.90
>rearend, I'd be doing 4,047rpm at 70mph.  Drop in the 3.70 rearend and
>I'd be doing only 3,839rpm.  Or, to put it another way, with the 3.70
>rearend I'd be doing 74mph at 4,049rpm - an increase of 4mph at the
>same rpm.
>
>However, I suppose this isn't a big gain in high speed, and I might
>lose a bit off the line, which for my 1600 is probably not the best
>idea.
>
>Thanks for the link!  Helps put things in perspective.
>
>--- Michael Poorboy <bitterrootprop@nidlink.com> wrote:
>> List,
>> I found my manual so here are the numbers for the Roadster:
>>
>>
>> 1600:
>>
>> Rear end standard :  3.9
>>
>> 1st Gear : 3.382
>> 2nd Gear: 2.013
>> 3rd Gear : 1.312
>> 4th Gear : 1.00
>>
>>
>> 2000
>>  Rear end gear standard :  3.70
>>
>> 1st Gear : 2.957
>> 2nd Gear : 1.858
>> 3rd Gear: 1.311
>> 4th Gear: 1.00
>> 5th Gear: .852
>>
>> And the calculator link again is :
>>
>> http://www.geocities.com/z_design_studio/
>>
>> Thanks,
>> Mike
>> Nowroc
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