ROTECH MOTOR LTD.

915 iS

915 iS / iSc (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     VERSION 915 iS*, 915 iSc**
WEIGHT KG LB
Engine with gearbox, turbocharger, intercooler, cooling air baffle, wiring harness, sensors, flange with overboost valve,air hoses, clamps, magneto valve block with hoses, ECU, fusebox with regulators, oil tank, exhaust system. Without fuel pumps assembly, radiator and oil cooler. 84.6 186
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

    
    
* ASTM compliant     ** EASA CS-E certified 
Engine performance may vary depending on, among other things, general conditions, ambient temperature and altitude.
 

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