Austro Engine E4 Series - General Description of the Engine

E4 Series
Maintenance Manual
Introduction
E4.08.04
Rev. 29
Page 19
01-Introduction
01-Jul-2020
01-10-00 General Description of the Engine
Type Designation:
TC-Designation: E4
Models: E4 (Sales Name AE300)
E4P (Sales Name AE330)
For detailed information about available configurations, refer to MSB E4-002 in its latest revision.
If not otherwise stated, this manual is applicable to all available configurations.
Brief Description:
The engine is a liquid-cooled, in-line four-stroke four cylinder engine with a double overhead
camshaft (DOHC). Every cylinder has four valves which are actuated by the cam follower.
The direct fuel injection is realized with a common rail technique and the engine is turbocharged.
The whole engine operation is controlled by an Electronic Engine Control System.
The engine is equipped with an electrical starter, an alternator, a water pump, an oil pump, a
coolant system and an oil cooler. The propeller is driven by a directly integrated gearbox with an
integral torsional vibration damper.
Power E4: 123.5 KW (168 hp(M)) with a torque of 513 Nm (4540.43 Lbin) at 2300 PropRPM
Power E4P: 132 KW (180 hp(M)) with a torque of 548 Nm (4850.21 Lbin) at 2300 PropRPM
Dimensions:
Bore:
83 mm (3.268 in)
Stroke:
92 mm (3.622 in)
Cylinder spacing (center to center):
90 mm (3.543 in)
Displacement total:
1991 cm³ (121.5 in³)
Displacement (per cylinder):
498 cm³ (30.4 in³)
Compression ratio:
17.5:1
Gearbox ratio:
1.69
Weight (dry):
185 kg (408 lbs)