Unused as it came from Hobbyking. Almost 2700 watts on 12S. See link to h-king

The Turnigy SK3 motors are suited to modelers who are seeking a top-quality brushless motor without compromise.
Features:
• Double shielded bearings
• Sintered neodymium magnets
• String wound stator
• High-quality finish
• Super-smooth operation

Specs:
Turns: 18T
Voltage: 12S Lipoly
RPM/V: 149KV
Internal resistance: 0.021 Ohm
Max Loading: 70A
Max Power: 27000W
Shaft Dia: 8.0mm
Bolt holes: 32mm
Bolt thread: M4
Weight: 840g
Motor Plug: 4.0mm Bullet Connector

Included:
Motor
Mount & screws
Prop adapter

Performance Data (12S):
21x12: 2332W, 55A, 9833g static thrust
21x13.5: 2545W, 60A, 10810g static thrust
22x12: 2675W, 64A, 10891g static thrust