RPM of Novak Velociti 4.5?

[brushless losi]

i've been given estimates but what is the real rpm of this motor. i need to get a good idea to calculate my speeds.
also if ne1 else runs this motor what spur and pinion r u running in ur xxx-s to get ur speeds

[SpEEdyBL]

It's about 8000 kv (depending on the load), but expect the voltage to drop 6.5 so about 52000 rpm. Obviously it depends on the quality of your batteries, connections and amp draw of the motor. Also the kv is lower at higher amp rates.