OS55Hz Limited Edition With Black Powerboost muffler (SOLD OUT)

Description

Description

This is the "2010 Heli-Jamboree Edition" OS 55HZ Hyper Ringed Helicopter Engine with the OS PowerBoost Pipe. This Engine and pipe are numbered and anodized black in color, with the logo "2010 Heli Jamboree Edition" stamped on the engine and pipe. The O. S. 55HZ-H Hyper Ringed Heli engine is cause to rejoice for 3D heli flyers! The 55-HZ-H Hyper Ringed engine cranks out optimum power with a minimum of space! This engine is ideal for 3D flight, with power equal to .60 size heli engines. The 55HZ-H Hyper features the same mounting bolt pattern and silencer size as the OS 50SX-H Hyper.

The PowerBoost pipe offers excellent performance from high RPM maneuvers, to idling and hovering.

FEATURES: 

• 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 with four arm throttle lever for use with a variety of servo brands
• Two year limited warranty through manufacturer beginning at the date of purchase

SPECIFICATIONS:

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

Includes: 

• (1) OS 55HZ Hyper Ringed  "2010 Heli-Jamboree Edition" Helicopter Engine
• (1) #8 glow plug
• (1) PowerBoost pipe
• (1) Instruction manual

Additional Images

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