Engine 498Hs
Type opposed two cylinder two stroke boxer
Output 44HP at 6500 rev/min
Total Displacement 498 cm3
Cooling System air > 25 m/sec
Bore 75 mm
Stroke 56 mm
Compression ratio 10,6:1
Cylinders light alloy metal ceramic plated castings
Cylinder heads aluminum alloy
Crankcase light alloy lost wax castings
Crankshaft forget steel supported by special double-row ball bearings
Fuel metering fuel injection in the intake manifold
Ignition system double programmed inductive discharging system managed by ECU
Exhaust system Mufflers
TBO 1000 hours with scheduled maintenance
Communication from ECU to client system by RS232
Operating temperature -20 +65°C
Alternator/Starter Brushless 28V-100A
Rotation counter clockwise (looking from the propeller side)

=> 95 Oct. petrol/oil mixture 2% syhthetic oil for 2 stroke engines

Weight with Alternator 18,6Kg
Specific consumption better than 260gr/HP/h
Redundancy Double ignition and double pick-up
Autorecovery Throttle body and pick-up

Complete with:

  • Titanium bolts
  • Fuel pump
  • Fuel regulator
  • Spark plugs
  • HT coil
  • Fuel filter
  • 100A 28V Brushless Starter Generator
  • External Regulator
  • Double ignition
  • Throttle body with servo and air box filter
  • Rubber mounting system
  • Ground test software, data logger and engine map upgrade system
  • CD instruction manual and software
  • Pre - mounting measured tolerance certificate
  • Sensors on the engine:
2 x EGT
2 x CHT
2 x Throttle position
2 x Crackshaft position
Air temp
Three Axis Accelerometer
Fuel pressure
Atmospheric pressure


Information available from power regulator via its own RS232:

  • Output Voltage
  • Input Voltage
  • Temperature
  • Power in use


All sensors data are available via ECU RS232 plus:

  • Fuel consumption in real time
  • Ignition  Coil (diagnostic)
  • Injector (diagnostic)
  • Throttle servo (diagnostic with auto recovery)
  • Fuel pump (diagnostic with auto recovery)
  • Pick up (diagnostic with auto recovery)


Optional extras:

  • Set of cooling ducts
  • Set of mufflers
  • Harness (for ground test only)
  • Starter driver card


Picture Description 
   Starter Driver Card
  Set of Mufflers 
  Cooling Ducts