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Rotax 912S, 95 hp 4 cycle Engine
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Rotax 912ULS
- 4 cylinder, 4 stroke
- Liquid cooled heads / Air cooled
cylinders
- Dry sump forced lubrication with
separate 3l (.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 2.43:1 ratio
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Performance
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Torque
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Max RPM
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kW
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HP
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RPM
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Nm
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ft. lb.
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RPM
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RPM
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912 ULS2
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69.0
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95
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5500
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128
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94
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5100
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5800
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Max 5 min
(take-off)
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73.5*
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100*
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5800*
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* with
Rotax airbox & exhaust system
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Bore
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Stroke
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Displacement
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Compression
Ratio
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84 mm
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3.31 in.
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61 mm
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2.4 in.
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1352 cm3
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82.6 cu. in.
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10.5:1
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Installed Weights
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912
ULS
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KW/HP
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73.5
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100.
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Items
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Kg.
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Lbs.
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Engine with carbs
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56.6
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124.7
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Exhaust system
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4.0
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8.8
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| Airbox |
1.3
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2.9
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Air filter(s)
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0.3
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0.7
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Radiator
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1.0
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2.2
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Oil Radiator
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0.5
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1.1
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| Engine truss assembly |
-
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-
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| Rectifier / regulator |
0.1
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0.2
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| Electric fuel pumps |
-
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-
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External alternator
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-
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-
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| Installed weight |
63.8
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140.6
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Weight to power
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0.868
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1.406
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Kg/KW
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Lbs/HP
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Fuel Consumption
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912 ULS
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Power setting (%)
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65
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75
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100*
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RPM
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4800
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5000
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5800
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Power
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KW
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44.6
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51.0
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73.5
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HP
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59.8
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68.4
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100.0
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Torque
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NM
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88.7
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97.4
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121.0
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Ft Lb
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65.4
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71.8
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89.2
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Fuel Consumption
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Litres/Hr
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18.0
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20.0
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27.0
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U.S. Gal/Hr
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4.8
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5.3
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7.1
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Imp. Gal/Hr
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4.0
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4.4
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5.9
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