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Engine – de Havilland Gipsy Queen 175

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.