Another popular rotary piston engine from World War I, Le Rhône 9J was one of a trio of 9 cylinder engines developed by Le Rhône--the 80 hp, the 110 hp and the 130 hp. Le Rhône engines typically had lower fuel and oil consumption than similar engines designed by its parent company Gnome.

models

• 9Jb: 120 hp (89 kW)

specifications

• 9-cylinder rotary piston engine
• Air-cooled
• Displacement: 920 cubic inches (15.1 litres)
• Bore x stroke: 112 x 170 mm

used by

• Hanriot HD.1
• Morane-Saulnier V
• Nieuport 17
• Sopwith Camel