| 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 |
The Austro Engine E4 (marketed as the AE 300) is a liquid-cooled, inline, four-cylinder, four-stroke, aircraft diesel engine. The engine is manufactured by Austro Engine, an Austrian-based company and subsidiary of Diamond Aircraft Industries.
The engine is based on the Mercedes-Benz OM640 road Diesel engine.
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.
Data from Austro Engine and type certificate