55HZ-H Hyper Ringed Heli Engine w/40L

55HZ-H Hyper Ringed Heli Engine w/40L

The power of a .60 in a .55!

The O. S. 55HZ-H Hyper Ringed Heli engine is cause to rejoice for 3D heli fliers! The 55-HZ-H Hyper Ringed engine cranks out optimum power with a minimum of space! The PowerBoost Pipe 50/55 is a first from O.S. – designed especially for helis, improving efficiency and power while featuring a compact size. It also fits the 50SX-H Hyper Ringed heli engine.



PowerBoost Pipe
The optional PowerBoost Pipe 50/55 (OSMG2880) is highly recommended for the 55HZ-H Hyper Ringed Heli Engine. It's the first pipe designed especially for helis, improving efficiency and power while featuring a compact size! It will also fit the 50SX-H Hyper Ringed heli engine.
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Stock Number: OSMG1955
Displacement: 0.55 cu in (8.93 cc)
Bore: 0.91 in (23 mm)
Stroke: 0.85 in (21.5 mm)
Practical rpm: 2,000-20,000
Output: 2.07 hp @ 17,000 rpm
Weight: 14.39 oz (408 g)

Primary Accessories

Stock Number Mfr Number Product Description Quantity Needed
 COOP1115   FCPH15  Cool Power 15% Heli Fuel Gal 1
 DTXP0300   DTXP0300  Duratrax Glow Starter C Battery 1
 FUGP4202   4200BP2  Fuji Batteries C Alkaline Battery (2) 1
 GPMQ4131   GPMQ4131  Great Planes Silicone Fuel Tubing Standard 3' 1
 GPMQ4150   GPMQ4150  Great Planes Ultra Precision Fuel Filter 1

Field Equipment

Stock Number Mfr Number Product Description Quantity Needed
 HCAP2550   HCAP2550  Hobbico 4-Way Wrench w/Plug Storage 1

Optional Accessories

Stock Number Mfr Number Product Description Quantity Needed
 COOP1120   FCPH20  Cool Power 20% Heli Fuel Gallon 1
 COOP1130   FCPH30  Cool Power 30% Heli Fuel Gal 1
 DUBP1200   793  Dubro Remote Safety Ignitor 1
 DUBP1201   794  Dubro Remote Safety Ignitor Recessed 1
 HCAP3001   HCAP3001  Hobbico After Run Engine Oil 2 Fl Oz 1
 MODP1221   M021  Model Products Remote Head Lock Single Cylinder 1