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Rotax 912 iS/iSc Sport (100hp)

Engine 912 iS

Description

Based on the proven concept of the Rotax 912 S/ ULS engine the new 912 iS Sport engine offers all well known advantages of the Rotax 4-stroke engine series complemented by additional features, for example, the engine management system.

The complete package presents the latest technology in the aircraft engine industry and will enhance the flying and ownership experience of pilots.

The Rotax 912 iS Sport engine offers a TBO (time between overhauls) of 2,000 hrs.

Facts

  1. 4-cylinder
  2. 4-stroke liquid-/air-cooled engine with opposed cylinders
  3. Dry sump forced lubrication with separate oil tank, automatic adjustment by hydraulic valve tappets
  4. Redundant electronic fuel injection
  5. Engine management system
  6. Electric starter
  7. Propeller speed reduction unit
  8. Air intake system
Version Performance Torque Max RPM*
  kW ft. lb. 1/min Nm ft. lb. 1/min 1/min
912 iS1 / iSc2 Sport 73.5 100 5800 121 89 5800 5800
72.0** 98 5500 125 92 5500
68.0 92.5 5000 132*** 97 5000

1 iS = non-certified
2 iSc = certified acc. to CS-E; available after receipt of type certificate
* Limited for max. 5 min.
** Max. continuous power at 5500 1/min
*** MOGAS, no hydraulic governor

Bore Stroke Displacement Fuel
84.0 mm 3.31 in 61 mm 2.4 in 1352 cm³ 82.6 cu in. min. MON 85 RON 95*
min. AKI 91*

* leaded, unleaded, AVGAS 100LL or E10

WEIGHT kg ib
Engine with propeller speed reduction unit. i = 2.43 with overload clutch 63.6 140.2
Exhaust system 4.8 9.5
Air guide hood 0.4 0.8
External alternator 3.0 6.6
Fuel pumps assy 1.6 3.5
Engine mount 2.0 4.4