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OS Motors .55HZ-H Hyper Ring 40L (OS Motors OSMG1955 | OSMG1955)

Model: OS Motors OSMG1955
Dist. #: OSMG1955   SKU: OSMG1955

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List Price:  $565.99
Price:  $499.99
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Updated on Mar 28, 2024 12:33:53 AM

.55HZ-H Hyper Ring 40L...
This is the OS 55HZ Hyper Ringed Helicopter Engine with the 40L Carburetor.

FEATURES:
Suitable for 3D flight-power equal to .60 size heli engines
Exact same installing bolt pattern and silencer size as the OS 50SX-H Hyper
Double needle 40L carburetor enables independent change of idling,
    hovering and high speed with 4 arm throttle lever for usage with
    a range of servo brands
HZ Hyper low profile black aluminum 6 fin cylinder head
2 year limited warranty through maker start at the date
    of purchase

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

NEEDS:
10% to 30% nitro Fuel with at least 18% lube (Helicopter Mix)
Exhaust system such as the OS PowerBoost Pipeline
Beginning equipment

SPECIFICATIONS:
Displacement: 0.55 cu in (8.93cc)
Bore: 0.91" (23mm)
Stroke: 0.85" (23.5mm)
Practical RPM: 2,000-17,000 RPM
Output: 2.1 PS, 2.07 HP
Weight: 14.39oz (408g)
Carburetor Settings:
    High Speed Needle Valve, 2 turns open from totally closed
    Idle Mixture Control Screw, Factory set-do not adjust
    Medium Speed Needle Valve, 2 turns open from totally closed
Distance/top of cylinder head-bottom of installing tabs: 2.8" (72.6mm)
Distance in between installing holes exact same side: 0.68" (17.5mm)
Distance in between installing holes opposite side: 1.73" (44mm)
Distance in between muffler installing 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)
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