Keywords: Gipsy Six R.jpg DH 88 Comet Grosvenor House background of the MacRobertson Air Race in 1934 the engines were removed from the aircraft following the race and replace with the more reliable standard Gipsy Six Series II engines with about 25hp less own Jimmy3d0 2010-08-24 Grosvenor House aircraft Aircraft engines at the Shuttleworth Collection De Havilland Gipsy Six |