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  #1  
Old 07-15-2009, 05:02 PM
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Default figuring out speed of dirt bike

     

yz 250 5 speed. 13/48 gearing. 110-90-19 rear tire size. pro curcuit pipe with fmf turbine core 2 exhaust. how do i calculate speed of bike in each gear. its the stock tranny.
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Old 07-15-2009, 05:22 PM
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Use a GPS, or I prefer the adjective method:

1st gear- slow
2nd gear- a little better but still boring
3rd gear- now we're talking
4th gear- really moving now!
5 gear- holy
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Old 07-15-2009, 06:21 PM
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Quote:
Originally Posted by cowboyona426 View Post
Use a GPS, or I prefer the adjective method:

1st gear- slow
2nd gear- a little better but still boring
3rd gear- now we're talking
4th gear- really moving now!
5 gear- holy


Thats pretty phundy my friend!!
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Old 07-16-2009, 07:24 AM
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Try this place, may help you............

Motorcycle gear/rpm/speed calculator
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