Austro Engine E4 (AE 300)
Type Four-cylinder four-stroke aircraft engine
National origin Austria
Manufacturer Austro Engine
First run 2008
Major applications Diamond DA42
Number built > 1,500[1]

The Austro Engine E4 (marketed as the AE 300) is a liquid-cooled, inline, four-cylinder, four-stroke, aircraft diesel engine.[2][3] The engine is manufactured by Austro Engine, an Austrian-based company and subsidiary of Diamond Aircraft Industries.

Development

The engine is based on the Mercedes-Benz OM640 road Diesel engine.[4]

Following Diamond's "General Aviation Single Point of Contact" strategy, Austro Engine started to design a new engine for use on Diamond products in 2005. It received its type certificate in January 2009.[2]

Applications

Specifications (E4)

Data from Austro Engine and type certificate[1][2][3]

General characteristics

Components

Performance

  • Power output: 168 hp (125 kW) (maximum takeoff and continuous power) at up to 2,300 propeller RPM
  • Specific power: 1.38 hp/cu in (62.80 kW/L)
  • Fuel consumption: 35 L/h (9.25 US gal/h) at 100% power, and
19 L/h (5.02 US gal/h) at 60% power

References

  1. 1 2 "AE300 Facts & Specifications" (PDF). austroengine.at. Austro Engine. pp. 1–3. Retrieved 1 September 2017.
  2. 1 2 3 "Type Certificate Data Sheet E.200 Austro Engine E4 series engines" (PDF). European Aviation Safety Agency. 2015-04-13. Archived from the original (PDF) on 2015-10-04. Retrieved 2016-02-29.
  3. 1 2 "AE300 Technical Data" (PDF). Austro Engine. Retrieved 2014-11-14.
  4. "We Fly: Diamond DA62". 2 December 2015.
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