BL system for a crt.5 on 2s

[rchippie]

Originally Posted by lincpimp

Actually the mm motors have shorter magnet than the s can feigaos. My personal expereince was that my 6900 motor could not keep up on my ls10 on 2s lipo. Way too hot after a 5 min run. Just depends on the gearing. 32mph should be fine. I always gear my stuff for 40mph, cause anything less is boring.

Would a different mamba system be better or is the 5700 system the better choice ?. also do i need a bore reducer ?.