Quote:
Originally Posted by bl-is-future
It is rated at 60,000 RPM and even on 8s it is only running around 57,000 RPM so it still will be under the specs. 
(1900kv, 8s = 30v, 1900 * 30 = 57,000)
Neu is the first i have seen to rate up to 60,000 RPM though all others i have seen only go to 40,000 RPM  |
I ran my 1521/1Y with 10S lipos. It was a fantastic 9 or so minutes. The motor makes a ton of power and you will need to beef up your drive train.