Rotax 912 i series Operator's Manual

Effectivity: 912 i Series BRP-Powertrain page 1-12
OM Edition 1/Rev. 1 July 01/2012
d05694.fm
1.7) Type description
e.g. 912 iSc 3 The type description is made up the following.
Designation
Type
(type)
Zulassung
(certification)
Ausführung
(configuration)
ROTAX
Designation Description
Type 912 4-cyl. horizontally opposed, nor-
mal aspirated engine
Certification iSc Certified to EASA CS-E
(TC No. EASA.E.121)
iS Non-certified aircraft engines
Configuration 2 Prop shaft with flange for fixed
prop.
3 Prop shaft with flange for constant
speed propeller and drive for hy-
draulic governor for constant
speed propeller.

Rotax 912 i series Specifications

General

Number of Cylinders	4
Max Power	100 hp (73.5 kW)
Max Power Output RPM	5800 rpm
Ignition System	Dual electronic ignition
Oil System	Dry sump, forced lubrication with separate oil tank
Reduction Gear Ratio	2.43:1
TBO	2000 hours
Engine Type	4-stroke, horizontally opposed
Displacement	1352 cm³
Bore x Stroke	84 mm x 61 mm
Max Torque	128 Nm
Fuel Type	Avgas 100LL or unleaded automotive gasoline
Fuel System	Electronic fuel injection
Cooling System	Liquid/air-cooled