An engine designed by Hellmuth Hirth, equipped with a single-stage supercharger. A characteristic feature of the engine was a crankshaft assembled from elements joined together, and the connection of the propeller to the engine shaft using the so-called Hirth coupling. It was used in the Messerschmitt Bf 108C and Heinkel He 116 aircraft.
| Configuration | 8-cylinder inverted V |
| Cooling | air-cooled |
| Compression ratio | 6.2 |
| Displacement | 8.0 l |
| Weight | 208 kg |
| Maximum power | 280 hp at 3100 rpm |
| Rated power | 255 hp at 2990 rpm |
