[QUOTE=hunterbahnsen]I suffered the same decision 4600 or 5700. So I chose neither and went with Fine Design 540S-7 (5070 kv) kind of in the middle. It’s a Hacker copy with a life time warranty.
QUOTE]
You do realize that's the same motor as this, right?
http://www.rc-monster.com/proddetail...KWAND_S&cat=20