ROTAX 914 UL DCDI 115HP AIRCRAFT ENGINE

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• 4-stroke turbocharged engine specially developed for recreational aircraft. Also exists in a certified version: Rotax 914 F.
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• 4 horizontally opposed cylinders, "boxer" configuration
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• Free air cooled cylinders, liquid cooled cylinder heads with integrated pump and expansion tank
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• Dry sump forced lubrication with integrated pump and separate oil tank
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• 8 valves, automatic adjustment by hydraulic valve tappet
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• Dual Capacitor Discharge Ignition (DCDI) with RFI noise suppression
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• Garrett turbocharger with automatic waste gate control
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• Two Bing Constant Depression (CD) carburetors
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• Two electric fuel pumps
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• Integrated electric starter
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• Integrated reduction gearbox, ratio of 2.43:1 with optional slipper clutch
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• Various liquid and oil radiators available
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• Many option available such as: Vacuum pump, external alternator, hydraulic propeller governor
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• Operates on automotive fuel with a minimum octane rating of 91 (Canadian standards)
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• Time Between Overhauls (TBO): 1200 hours*
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rn PERFORMANCE rn
Maximum Power (5 minutes)	115HP / 84.5KW @ 5800 RPM
Maximum Power (sustained)	100HP / 73.5KW @ 5500 RPM
Maximum Torque	106ft-lb / 144NM @ 4900 RPM
rn COMBUSTION CHAMBERS rn
Bore	3.13" / 79.5mm
Stroke	2.40" / 61.0mm
Displacement	73.91cu.in. / 1211.2cm³
Compression ratio	9.0:1
rn WEIGHT rn
Engine with Carburetors	141.1lbs / 64.0Kg
Exhaust System	8.8lbs / 4.0Kg
Air Filter	0.4lbs / 0.2Kg
Liquid Radiator	2.2lbs / 1.0Kg
Oil Radiator	1.1lbs / 0.5Kg
Engine truss assembly	4.4lbs / 2.0Kg
Regulator-Rectifier	0.2 lbs / 0.1Kg
Electric Fuel Pumps	1.5lbs / 0.7Kg
External Alternator	6.6lbs / 3.0Kg
Installed Weight	166.4lbs / 75.5Kg
Weight/Power Ratio	1.45lbs/HP / 0.88Kg/KW

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