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Austro Engine E4 / AE 300

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

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. Certified through the European Aviation Safety Agency EASA on January 28, 2009 and through the FAA on July 29, 2009, the E4 is installed on various types of Diamond Aircraft Industries aircraft.

Applications:

Diamond DA40
Diamond DA42
Diamond DA50
Diamond DA52

Specifications:

E4

Type: Four-cylinder, four-stroke diesel aircraft engine
Bore: 83 mm (3.3 in)
Stroke: 92 mm (3.6 in)
Displacement: 1,991 cm3 (121 cu in)
Length: 738 mm (29 in)
Width: 855 mm (34 in)
Height: 574 mm (23 in)
Dry weight: 185 kg (408 lb)
Reduction gear: Gearbox with 1:1.69 ratio
Power output: 168 hp (125 kW)

 

 


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