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B4maz
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09.24.2009, 10:52 AM

Quote:
Originally Posted by Rivermaxx View Post
I am using a 1515 neu 1.5 d 2700 kv on 6s. Trans ratio is 1.72 : 1. I dont understand why it says I need a 631 kv motor and on spin it ~14800 rpm . It doesnt make sense to me Obviously I am not going to run that motor and that rpm.
If you use that setup on a monster truck with that gearing it seems like it will be way overkill. If you use brians speed calculator using the setup you mentioned, you get 500mph. Youre gonna have to use a much taller gear ratio.

What kind of car is this?

   
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B4maz
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09.24.2009, 11:34 AM

Ok, i see what the problem is with the results in the amperage calculator. You werent putting in the diff ratio and the transmission ratio. I'm gonna have to add an input for the diff ratio somewhere. If you take the trans ratio times the diff ratio and put that into the transmission ratio on the amp calc, it should work.

1.72*3.308=5.69


Last edited by B4maz; 09.24.2009 at 11:36 AM.
   
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