Re: 304/290/200R4 - now V8 Fuel Mileage

[farna@xxxxxxx]

www.4lo.com has tire, gear ratio, and other claculators. 


On May 14, 2005 Tom Jennings wrote:

> On Sat, 14 May 2005, Ken Ames wrote:
> 
> > 215 or 225/60 is what you're looking for for 60s to compare with the 205/70s.
> > math indicates  220.77/60.
> 
> Just FYI, it's easy to actually *calculate* tire diameter, using
> only the size marked on the tire. I forget where I found the
> formula, on www somewhere, but I put it in my engine
> RPM/transmission/axle/tire spreadsheet, and now I can plug any
> combo of parts together in seconds. I've got a "tab" sheet for
> every car and project combos.
> 
> If anyone's interested I'll post it.
> 
> 
> 
> 
> 
> .


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