Rotax 912 Series Operator's Manual

1.6) Standard version
Basic
• 4 stroke, 4 cyl. horizontally opposed, spark ignition engine,
single central camshaft hydraulic tappets - push rods - OHV
• Liquid cooled cylinder heads
• Ram air cooled cylinders
• Dry sump forced lubrication
• Dual ignition of breakerless, capacitor discharge design
• 2 constant depression carburetors
• Mechanical fuel pump
• Electric starter (12 V 0.7 kW), 912 S/ULS (12 V 0.9 kW)
• Integrated AC generator with external rectifier regulator
• Propeller drive via integrated gearbox with mechanical shock
absorber and overload clutch
NOTE
The overload clutch is installed on all serial production aircraft
engines which are certified and non-certified aircraft engines of
the configuration 3.
Optional
• Electric starter (12 V 0.9 kW)
• External alternator (12 V 40 A DC)
• Vacuum pump drive
• Hydraulic constant speed propeller governor drive
1.6.1) Auxiliary equipment (optional)
Any equipment not included as part of the standard engine ver-
sion and thus not a fix component of the engine is not in the vol-
ume of supply.
Components especially developed and tested for this engine
are readily available at BRP-Rotax.
Auxiliary equip-
ment certified
The following auxiliary equipment has been developed and
tested for this engine.
• Airbox
• External alternator
• Engine suspension frame
• Vacuum pump (feasible on configuration 2)
• Drive for rev counter/hour-meter
Page 1-14
November 01/2016
BRP-Rotax Effectivity: 912 Serie
Edition 4 / Rev. 0

Rotax 912 Series Specifications

General

Redline	5800 rpm
TBO	2000 hours
Displacement	1211 cc
Bore	79.5 mm
Stroke	61 mm
Power Output	80 hp (59.6 kW)
Compression Ratio	9.0:1
Fuel Type	Avgas 100LL
Ignition System	Dual electronic ignition
Fuel System	Fuel Injected
Oil System	Dry sump
Engine Type	4-cylinder, horizontally opposed, 4-stroke