De Havilland Gipsy Queen Series 30 Engine
GB Series 30 1950s
Straight 6 cylinder air cooled inverted engine developing 200hp.
Used in the De Havilland DH114 Heron, a 4 engine version of the Dove.
Ex Connair Heron engine removed from the aircraft when the aircraft was re-engined with Lycomings.
CONNAIR was a Territory airline using these aircraft extensively.
For more technical details on the De Havilland Gipsy Queen Series, see Wikipedia.