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Offline coreyk

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9:1
« on: May 22, 2006, 08:43:18 pm »
i saw a site that had a pully set that would get you a 9:1 ratio. just cant remember the site, anyone know it?
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emerson35

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9:1
« Reply #1 on: May 22, 2006, 08:44:48 pm »
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emerson35

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9:1
« Reply #2 on: May 22, 2006, 08:45:40 pm »
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Offline coreyk

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9:1
« Reply #3 on: May 23, 2006, 09:15:20 am »
if i did a 6" pulley up front and a 3" in back how fast you think i would go?
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Offline SilentNoise

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9:1
« Reply #4 on: May 23, 2006, 09:29:42 am »
Quote from: "coreyk"
if i did a 6" pulley up front and a 3" in back how fast you think i would go?


If you know your "final" gear ratio (How many turns of motor to one turn axel), use this formula:

Engine RPM / final gear ratio X circumference of tire = inchs per minute

... then convert to MPH (I used this site: http://www.projects.ex.ac.uk/trol/scol/ccspeed.htm)
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