4-stroke piston engine / flat / 4-cylinder / for ULMs
ROTAX 912 IS/ISC SPORT Rotax Aircraft Engines


  • Cycle:


  • Engine type:


  • Number of cylinders:


  • Applications:

    for ULMs, for light aircraft

  • Rotational speed:

    5800 rpm (36442.47 rad.min-1), 5500 rpm (34557.52 rad.min-1)

  • Dry weight:

    64 kg (141.1 lb)

  • Engine power:

    73.5 kW (98.57 hp), 72 kW (96.55 hp), 68 kW (91.19 hp)


Based on the proven concept of the Rotax 912 S/ULS engine the new Rotax 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 hours.


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