<VV> 4.56:1 Corvair Diff?

[Daniel Monasterio]

That means a 9:41 ratio... yeah ! Think it was made by April, hahaha. You should check the math.

Daniel

> Date: Sun, 26 Sep 2010 12:25:33 -0700
> From: paulsiano at yahoo.com
> To: ade383 at hotmail.com; scjulius at cox.net; ricknorris at suddenlink.net; fparker at umich.edu; v8vairs at corvair.org; virtualvairs at corvair.org
> Subject: <VV> 4.56:1  Corvair Diff?
> 
> I bought my 1966 Corsa tubro new and four years later started a Crown conversion.  I have always been under the impression the differential was 3.55.
>  
> ...and then this email arrived today from Don Sherman:
>  
>  
>  
> I also met with your engine builder and his lovely mother.  This
> prompted a few calculations which I just made.  I am convinced the
> final drive ratio in your car is 4.56:1.  That matches perfectly to
> the observed speeds in gears--39 in first, 55 in second, 82 in third
> and 120 in fourth, all at 7500 rpm.  Do you find that credible?
> Surprising?  sincerely, ds
>  
>  
>  
> Do 4.56 ring and pinions exist for Corvairs?
>  
> I'm all ears.
>  
> Paul
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