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Old 11-05-2009, 09:16 PM
  #909  
blis
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Join Date: May 2008
Location: Brisbane
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Default Unsure of internal gearing..

Originally Posted by impalabob64
Well i want to try 16/63 22/57 my motor is Murnan RbM3, our straight is 212 feet with medium infield.Feedback welcomed
this might be helpful though..

http://www.beachmumsracing.org.au/rc-rules/speed-calc/
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