Boeing XB-38 Flying Fortress The XB-38 was destroyed and the project was canceled, in part because the V-1710 engines were needed for other projects such as the Lockheed P-38 Lightning, Bell P-39 Airacobra, Curtiss P-40 Warhawk, North American P-51A Mustang, and Bell P-63 Kingcobra fighters. Boeing XB-38 Flying Fortress The XB-38 Flying Fortress was a single example conversion of a production B-17E Flying Fortress, testing whether the Allison V-1710 V type engine could be substituted for the standard Wright R-1820 radial engine during early World War II. The XB-38 was the result of a modification project undertaken by Boeing and Vega (a subsidiary of
The Pink Lady (aircraft) The Pink Lady (aircraft) The Pink Lady is the nickname of a B-17G Flying Fortress bomber. Until retirement early in 2010, it was the only flying survivor to have seen action in Europe during World War II. Rolled out of the Lockheed-Vega production facility in Burbank, California in December, 1944, "The Pink Lady" was then only known as a B-17G-85-VE Fortress, serial number 44-8846. On March 1, 1945, 44-8846 was flown to RAF Polebrook, England, and assigned to the 511th Bomb Squadron, 351st Bomb Group. Since she entered active service so close to the end of the war, 44-8846 only