ROTECH MOTOR LTD.

915 iS

915 iS (141 HP)

Based on the proven concept of the Rotax 912 / 914 engine series, the Rotax 915 iS engine offers more power, the best power-to-weight ratio in its class, full take-off power up to at least 15,000 feet (4,570 m) and a service ceiling of 23,000 feet (7,010 m).     DOWNLOAD DATA SHEET

 
ROTAX 915 iS

FACTS

  • 4-cylinder
  • 4-stroke liquid/air-cooled engine with opposed cylinders
  • Dry sump forced lubrication with separate oil tank, automatic adjustment by hydraulic, valve tappet
  • Redundant electronic fuel injection, ignition, ECU
  • Engine management system
  • Electric starter
  • Propeller speed reduction gearbox
  • Air intake system
  • Turbocharger and intercooler
  • TBO (Time between overhauls) 1,200 hours
  • Efficiency: 280 - 310 g/kWh BSFC at 5,500 rpm
  • Best efficiency: 240 - 270 g/kWh BSFC at ∼5,000 rpm (∼70 kW)
  • Service Ceiling of 23,000 feet
 
Engine data
 
WEIGHT KG LB
Engine with propeller speed reduction unit i = 2.43 with overload clutch 84.8 187
MAX. TAKE-OFF PERFORMANCE
104 kW 141 hp 5,800 1/min
MAX. CONTINIOUS PERFORMANCE
99 kW 135 hp 5,500 1/min
BORE STROKE
84.0 mm 3.31 in 61.0 mm 2.4 in
DISPLACEMENT FUEL
1352 ccm 82.6 cu in

min. MON 85 RON 95 min. AKI 91

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