O.S. .55HZ-H Hyper Heli Engine Ringed w/40L Carb

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	O.S. .55HZ-H Hyper Heli Engine Ringed w/40L Carb
All 2-Stroke Glow Aircraft Engines

INFORMATION

HP ITEM NUMBER:
706148

DESCRIPTION:
O.S. .55HZ-H Hyper Heli Engine Ringed w/40L Carb

MFR. NUMBER:
OSMG1955

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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 allows independent adjustment of idling, hovering and high speed with four arm throttle lever for use with a variety of servo brands
HZ Hyper low profile black aluminum six fin cylinder head

Box Includes: OS 55HZ Hyper Ringed Helicopter Engine with 40L Carburetor, #8 glow plug and instruction manual

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Only $299.99
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More Information About the .55HZ-H Hyper Heli Engine Ringed w/40L Carb

Specifications

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)
Carburetor Settings:
- High Speed Needle Valve, Two turns open from fully closed
- Idle Mixture Control Screw, Factory set-do not adjust
- Medium Speed Needle Valve, Two turns open from fully closed
Distance/top of cylinder head-bottom of mounting tabs: 2.8" (72.6mm)
Distance between mounting holes same side: 0.68" (17.5mm)
Distance between mounting holes opposite side: 1.73" (44mm)
Distance between muffler mounting holes: 1.4" (37mm)
Cylinder Head Diameter: 1.8" (47mm)
Distance/bottom of crankcase to top of cylinder head: 3.6" (90.9mm)
Distance from center of engine to front bearing: 2.03" (51.6mm)
Distance from center of engine to end of Crankshaft: 3.2" (82.6mm)
Distance from center of engine to backplate bolt: 0.98" (25mm)
Distance from center of engine to throttle lever: 1.5" (38mm)