Rotax 912 specifications, Rotax 912 specs performance curve, fuel
consumption.
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912ULS - D.C.D.I. SPECIFICATIONS
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DESCRIPTION |
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4 cylinder 4-stroke liquid/air
cooled engine with opposed cylinders, dry sump forced lubrication with
separate 3 liter (.8 gal US) oil tank, automatic adjustment by hydraulic
valve tappet, 2 CD carburetors, mechanical fuel pump, electronic dual
ignition, electric starter, integrated reduction gear i = 2.43 |
| Version |
Performance |
Torque |
max RPM |
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kW |
hp |
1/min |
Nm |
ft. lbf. |
1/min |
1/min |
| 912 ULS |
69 |
95 |
5500 |
128 |
94 |
5100 |
5800 |
| max. 5 min. |
73.5* |
100* |
5800* |
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* with ROTAX Airbox and exhaust system
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| Bore |
Stroke |
Displacement |
Compression
Ratio |
| 84 mm |
3.31 in |
61mm |
2.4 in |
1352 cm3 |
82.6 cu.
in. |
10.5:1 |
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| Fuel |
Oil |
Cooling
liquid |
| min RON 95 |
API SF or
SG |
50%
Water/Coolant |
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*leaded or unleaded or AVGAS
100 LL |
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| Ignition
unit |
Ignition
timing |
Spark
plug |
| DUCATI
Doppel CDI |
4 degree up
to 1000 RPM / above 26 degrees |
ROTAX PART
No 297 940 |
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| Generator
performance |
RPM |
Voltage |
| 250W DC |
5500 |
13.5 V |
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| WEIGHT
(Standard) |
kg |
lb |
| Engine with gearbox i =
2.43 |
56.6 |
124.8 |
| WEIGHT
(Options) |
kg |
lb |
| Oil radiator 886 029 |
0.5 |
1.1 |
| Radiator 995 697 |
1.0 |
2.2 |
| Slipping clutch |
1.7 |
3.7 |
| Airbox |
1.3 |
2.8 |
| Air cleaner |
0.15 |
0.3 |
| Exhaust system |
4.0 |
8.8 |
| Air guide hood 975 795 |
0.8 |
1.8 |
| Vacuum pump |
0.8 |
1.8 |
| Hydraulic pump governor |
2.7 |
5.9 |
| External alternator
40A/12V DC |
3.0 |
6.6 |
| Engine truss assembly |
2.0 |
4.4 |
| Rectifier regulator |
0.1 |
0.2 |
| Instrument FLYdat |
0.5 |
1.1 |
| Recall instrument RDAT |
1.0 |
2.2 |
| Fuel pump with install
fuel lines |
0.2 |
0.4 |
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WARNING |
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This aircraft engine does
not comply with federal safety regulations for standard aircraft. This
engine is for use in experimental and ultralight uncertified aircraft only
and only in circumstances in which an engine failure will not compromise
safety. Before operating the engine read operator's manual. Information is
available from you local authorized ROTAX distributor. |
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Ultralight
Aircraft News Magazine
PO Box 1710 Holland
Landing
Ontario Canada
L9N 1P2 647-723-8767
ulnews@ultralightnews.com
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Ultralight Aircraft News Web Magazine PO Box 1710 Holland Landing
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