CRRCpro GF55ii 55cc Twin Cylinder Gasoline Engine for RC Aircraft

CRRCpro GF55ii 55cc Twin Cylinder Gasoline Engine for RC Aircraft


The new GF55ii offers outstanding torque with smoother operation and throttle response over conventional single cylinder configurations whilst still maintaining a comparable rpm range. It uses a single carburetor setup with direct side-crankcase induction allowing easy tuning by ensuring a balanced supply of fuel and air mixture to both cylinders with minimal flow resistance and maximised fuel ecconomy.
The GF55ii will confidently power any large scale 50-60cc class aeroplane with exceptional strength plus add the stunning looks and sweet scale sound that a twin clyinder engine gives to a model. With CRRC engines affordability and impresive quality the GF55ii will tempt those looking for something above the average engine to realistically consider owning a multi-cylinder aircraft without blowing a hole in the budget.

Features:
- Precision CNC machined billet alloy crankcase
- Polished dual aluminium mufflers
- Glazed enamel cylinder heads
- Triple ball-bearing crankshaft design
- Walbro type carburetor with velocity stack
- Quality CDI ignition system
 
Specifications:
- Type: 2-Cycle twin cylinder air cooled piston engine
- Displacement: 55cc (2 x 27.2cc)
- Bore x Stroke: 34mm x 30mm
- Carburetor: Diaphram & butterfly valve type
- Max. Output: 5.6HP @ 7600RPM
- RPM Range: 1600 - 7800rpm
- Dry Weight: aprox. 1780g
- Ignition Power: DC 4.8 Volts ~ 0.5A / 6V max.
- Fuel Mixture Ratio: 25-40:1 (unleaded 93octane)
- Lubrication Oil: 2-stroke engine oil (synthetic recomended)
- Propeller Capacity: 20x12 - 24x8 (2-blade)

Package included:
- CRRCPro GF55ii gasoline engine for model aircraft
- 2 mufflers, CDI ignition
- Gasket and Bolts
- Machined Engine Mounting Standoffs
- English user manual