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OS 55HZ-Hyper Limited Edition Heli Engine



OS 55HZ-Hyper Limited Edition Heli Engine with PowerBoost Pipe

This engine has been discontinued

Engine and pipe are numbered and anodized black in color
with the logo "2010 Heli Jamboree Edition" stamped on the engine and pipe

Technical Details:

Ideal for 3D flight-power equal to .60 size heli engines.
Same mounting bolt pattern and silencer size as the OS 50SX-H Hyper.
Dual needle 40L carburetor allows independent adjustment of idling, hovering and high speed with four arm throttle lever for use with a variety of servo brands.
PowerBoost pipe offers excellent performance from high RPM manuvers to idling and hovering.
HZ Hyper low profile six fin cylinder head.
Two year limited warranty through manufacturer beginning at the date of purchase.


OS 55HZ Hyper Ringed Helicopter Engine with 40L Carburetor, #8 glow plug, PowerBoost pipe and instruction manual.


10% to 30% nitro Fuel with at least 18% lubricant (Helicopter Mix).


Engine Displacement: 0.55 cu in (8.93cc)
Bore: 0.91" (23mm)
Stroke: 0.85" (23.5mm)
Practical RPM: 2,000-17,000 RPM
Weight: 14.39oz (408g)

Add to Cart:

  • Model: OSMG1956
  • Shipping Weight: 2lbs
  • 1 Units in Stock
  • Manufactured by: OS Engines

This product was added to our catalog on Saturday 07 August, 2010.

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