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Turnigy HeliDrive SK3 Competition Series - 4956-550kv (600/.50 size heli)

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Turnigy HeliDrive SK3 Competition Series - 4956-550kv (600/.50 size heli)

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Turnigy SK3 Competition Series motors are the newest addition to our SK3 motor line-up offering the absolute best quality, performance and efficiency for your model on a competition level. Each and every SK3 Competition Series motor is thoroughly inspected and tested to ensure the high efficiency and top performance required for meeting the demands of competition flying.
Turnigy HeliDrive SK3 Competition Series motors are top quality outrunners designed specifically for use in todays high performance helicopter models.
We instructed the engineers to source the best quality magnets, bearings and materials available to them and develop a motor that would not only rival, but surpass the quality of many leading motor manufacturers on the market today.
The result is an efficient, high caliber motor using quality double shielded bearings, sintered Neodymium magnets and a string wound stator ensuring an accurate and consistent winding each and every time.
The Turnigy SK3 motors are suited to modelers who are seeking a top quality brushless motor without compromise.

*Perfect for Trex 600/Raptor 50/Gaui X6/Goblin 600/Logo 600 or any other 600/.50 size helicopter.



Turns: 12T
Voltage: 10S~12S Lipoly
RPM/V: 550kv
Motor Poles: 10
Internal resistance: 0.0186 Ohm
Max Loading: 70A
Max Power: 3100W
Shaft Diameter: 6mm
Shaft Length: 31mm
Screw Mounting Spacing: 25mm/30mm (M4)
Weight: 395g
Motor Plug: 4mm Bullet Connector

  • Kv(rpm/v) 550.00
  • Max Current (Motor) (A) 70.00
  • Resistance (mh) 0.00
  • Max Voltage (V) 45.00
  • Power (W) 3100.00
  • Shaft A(mm) 6.00
  • Length B (mm) 58.00
  • Can Diameter C(mm) 49.00
  • Can Length D(mm) 56.00
  • Total Length E(mm) 78.00

Dimension Diagram Guide

  • attributeset-10


  • Turnigy Helidrive SK3 Series Motor
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Shannon | Verified Buyer

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Customer Rated

Feb 25, 2014

bought this motor for a 550 size heli tonnes of power within only disappointment was that the shaft was just not long enough but it does the job so am happy with the purchase

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