3650 3100KV Motor. KV(RPM/Volt): 3100KV. 3650 2300KV Motor. KV(RPM/Volt): 2300KV. 3650 3900KV Motor. KV(RPM/Volt): 3900KV. Universal fit,fits all 1/10 brushless cars-multi-mounting system for M3 screws.
eBay