[kevin1]

Originally Posted by Arct1k

I believe 4s is a little light for 600xl -

1509/1.5Y 2400
1512/2D 2550
1512/2.5D 2050
1515/1Y 2200

Or try briang's motor selector

http://www.scriptasylum.com/rc_speed/index.html

1509/1.5Y 2400 --> we had say to me that it is a litte light ...
1512/2D 2550 --> 125A , it's too much for my lipo and esc !
1512/2.5D 2050 --> maybe
1515/1Y 2200 --> 110A, it's too much for my lipo and esc !

and where buy this NEU motors ? here they are "out of stock"