This is an inverted air-cooled six-cylinder engine and in general resembles the inverted four-cylinder ones, usually representing developments of the latter type for higher power. Bore 4.72ins, Stroke 5.90ins, Swept volume 10.2 litres. Compression ratio 6.5:1. Cruising power 206hp max power 250hp. Weight 525lbs.
This type of engine was fitted to the de Havilland Dragon Rapide and Dominie.