Rotax 912 A / F / UL

Engine 912 A / F / UL

Description

This series was BRP's first Rotax engine dedicated for aircraft application only. The Rotax 912 series is well regarded for its reliability and efficiency and is primarily targeted as the entry level motor in the light aviation industry. The 80 hp version of the Rotax 912 series offers a time between overhauls of 2.000 hours and is available as non-certified (Rotax 912 UL) as well as certified version according to FAR 33 (Rotax 912 F) and JAR 22 (Rotax 912 A).

Facts

  1. 4-cylinder
  2. 4-stroke liquid/air-cooled engine with opposed cylinders
  3. dry sump forced lubrication with separate oil tank
  4. 2 carburetors
  5. mechanical fuel pump
  6. dual electronic ignition
  7. electric starter
  8. propeller speed reduction unit
Version Performance* Torque Max RPM
  kW ft. lb. 1/min Nm ft. lb. 1/min 1/min
912 UL1 / A2 / F3 59.6 80 5800 103 75.9 4800 5800
Bore Stroke Displacement Fuel
79.5 mm 3.13 in 61 mm 2.4 in 1211.2 cm³ 73.91 cu. in min. MOD 83 RON 91**
min. AKI 91**
WEIGHT kg ib
engine with propeller speed reduction unit i = 2.27 (opt. i = 2.43) 55.4 122.0
overload clutch 1.7 3.7
exhaust system 4.0 8.8
external alternator 3.0 6.6

1 UL = non certified    2 A = certified acc. to JAR 22    3 F = certified acc. to FAR 33

* limited for max. 5 min    ** leaded, unleaded, AVGAS 100LL or Ethanol 10