Rotax 914
The Rotax 914 is a turbo-charged, four-cylinder, horizontally opposed aircraft engine with air-cooled cylinders and water-cooled cylinder heads. It commonly powers certified light aircraft, homebuilt aircraft, autogyros and military UAVs such as the MQ-1 Predator.
Applications
Specifications (914)
General characteristics
- Type: four-cylinder, four-stroke liquid- / air-cooled engine with opposed cylinders
- Bore: 79.5 mm (3.1 in)
- Stroke: 61 mm (2.4 in)
- Displacement: 1,211.2 cm³ (74 cu in)
- Length: 561 mm
- Width: 576 mm
- Dry weight: 78 kg with electric starter, carburetors, fuel pump, air filters and oil system
Components
- Valvetrain: OHV, hydraulic lifters, pushrods, rocker arms
- Fuel system: Dual CD carburetors, mechanical diaphragm pump
- Fuel type: Unleaded: 87 octane AKI (Canada/USA) / 90 octane RON (European) or higher
- Oil system: Dry sump with trochoid pump, camshaft driven
- Cooling system: Liquid-cooled cylinder heads, air-cooled cylinders
- Reduction gear: Integrated reduction gear 1:2.273; 1:2.43 optional
- Electronic dual ignition
Performance
- Power output: Maximum 84 kW (115 hp) at 5,800 rpm, with 5 minute time limit; 73 kW (100 hp) continuous
See also
Rotax aircraft engines
References
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