MTH R 422-CG
The MTH R 422-CG is an Austrian aircraft engine, designed and produced by MTH Engines of Mattsee for use in ultralight aircraft.[1]
| MTH R 422-CG | |
|---|---|
 | |
| Type | Aircraft engine |
| National origin | Austria |
| Manufacturer | MTH Engines |
Design and development
The engine is a twin-cylinder two-stroke, in-line, 1,339 cc (81.7 cu in) displacement, liquid-cooled, gasoline engine design, with a toothed mechanical gearbox reduction drive with a reduction ratio of 3.0:1. It employs dual electronic ignition systems and produces 105 hp (78 kW) at 6500 rpm, with a compression ratio of 12:1.[1]
Specifications (R 422-CG)
Data from Tacke[1]
General characteristics
- Type: Twin cylinder, two stroke aircraft engine
- Bore: 99 mm (3.9 in)
- Stroke: 87 mm (3.4 in)
- Displacement: 1,339 cc (81.7 cu in)
- Dry weight: 42 kg (92.6 lb)
Components
- Fuel type: gasoline
- Cooling system: liquid
- Reduction gear: toothed mechanical gearbox
Performance
- Power output: 105 hp (78 kW)
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References
- Tacke, Willi; Marino Boric; et al: World Directory of Light Aviation 2015-16, pages 260-261. Flying Pages Europe SARL, 2015. ISSN 1368-485X
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