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Old 07-09-2007, 10:17 AM   #1
woodridge
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Thumbs up RPM, MPH Calculators.

I know there have been many ask about how to calculate RPM and MPH and there are several calculators been posted but here is another.

http://differentials.com/calc.html
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Old 07-09-2007, 10:43 AM   #2
matthufham
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Re: RPM, MPH Calculators.

holy crap. i run 3899 rpm at top speed of 83
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Old 07-09-2007, 12:55 PM   #3
woodridge
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Re: RPM, MPH Calculators.

When I first plugged the numbers in I put rpm where mph went, it said my 402 would need to turn 109,233 rpm to go that fast. Hmmm. Then I changed the numbers and it came out 2850. Much better.
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