Gnome Delta

Delta
Gnome 9 Delta as shown in a 1913 Gnome catalog
Type Rotary aero engine
Manufacturer Société des Moteurs Gnome
First run c.1909
Major applications Avro 500
Vickers F.B.9 Gunbus
Variants Oberursel U.I

The Gnome 9 Delta was a French designed, nine-cylinder, air-cooled rotary aero engine that was produced under license in Britain. Powering several World War I era aircraft types it produced 100 hp (75 kW) from its capacity of 16 litres (980 cu in).