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The GEN 125 is a Japanese aircraft engine, designed and produced by the GEN Corporation for use in ultralight helicopters.[1]

GEN 125
Type	Aircraft engine
National origin	Japan
Manufacturer	GEN Corporation
Major applications	GEN H-4

Design and development

The engine is a twin cylinder two-stroke, horizontally-opposed, air-cooled, 124 cc (7.6 cu in), direct-drive, gasoline engine design. It employs capacitor discharge ignition and produces 8 hp (6 kW) at 8500 rpm. The engine weighs 3 kg (6.6 lb).[1]

The engine was designed specifically for the GEN H-4 helicopter, in which four of the engines are mounted to provide redundancy.[1]

Variants

GEN 125

Base model producing 8 hp (6 kW)[1]

GEN 125-F

Model producing 10 hp (7 kW)[1]

Applications

• GEN H-4

Specifications (GEN 125)

Data from World Directory of Leisure Aviation 2011-12[1]

General characteristics

• Type: Twin cylinder, two stroke aircraft engine
• Displacement: 124 cc (7.6 cu in)
• Dry weight: 3 kg (6.6 lb)

Components

• Fuel type: gasoline
• Cooling system: liquid or air

Performance

• Power output: 8 hp (6 kW) at 8500 rpm

See also

Related lists

• List of aircraft engines

References

External links

• Official website
• Video of the GEN 125 engines in flight in the GEN H-4

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