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View Full Version : mx 400 motor pin


anthony
12-24-2006, 10:49 AM
what are you guys using for motor pinions i am using a 14 tooth and plan on using a 13 tooth to get my head speed between 2335 and 2521 for longer run times if anyone is using a 13 tooth can you please let me know how the head speed is and how it fly's with it.