GE Aircraft Engines Commercial Engine Status Report

September 02, 1996

GE90-85B

  • Current rating is 84,700 pounds (376 kN) thrust.
  • Engine entered revenue service in December 1995.
  • Engine flight hours total 19,258.
  • Applications is the Boeing 777.
  • Aircraft in service total six.
  • High-time engine has accumulated 2,483 flight hours.
  • High-cycle engine has accumulated 915 cycles.
  • Engine-caused shop visit rate of .052 is equivalent to one visit per 19,231 engine flight hours.1
  • Dispatch reliability rate is 99.97 percent. 1

CF6-80C2

  • Current rating is 52,500 to 61,500 pounds (233 to 273 kN) thrust.
  • Engine entered revenue service in October 1985.
  • Engine flight hours total 30 million.
  • Applications are the Airbus Industrie A300 and A310; the Boeing 747 and 767; and the McDonnell Douglas MD-11.
  • Aircraft in service total 700.
  • High-time engine has accumulated 33,854 flight hours.
  • High-cycle engine has accumulated 16,233 cycles.
  • Engine-caused shop visit rate of .094 is equivalent to one visit per 10,638 engine flight hours. 2
  • Dispatch reliability rate is 99.94 percent. 2
  • The CF6-80C2 has approval from the U.S. Federal Aviation Administration (FAA) for extended twin operations (ETOPS) of up to 180 minutes for the Boeing 767 and approval from the French Direction Gnrale de l'Aviation Civile (DGAC) of up to 180 minutes for the Airbus Industrie A300 and A310. The Japanese Civil Aviation Bureau has granted the engine 120-minute ETOPS approval on the 767 as well.

CF6-80E1

  • Current rating is 67,500 pounds (300 kN) thrust.
  • Engine entered revenue service in January 1994.
  • Engine flight hours total 80,970.
  • Application is the Airbus Industrie A330.
  • Aircraft in service total eight.
  • High-time engine has accumulated 8,927 flight hours.
  • High-cycle engine has accumulated 4,410 cycles.
  • Engine-caused shop visit rate of .026 is equivalent to one visit
  • per 38,462 engine flight hours. 2
  • Dispatch reliability rate is 99.98 percent. 2
  • The CF6-80E1 has ETOPS approval from the European Joint Airworthiness Authorities for up to 180 minutes on the Airbus A330.

CF6-80A

  • Current rating is 48,000 to 50,000 pounds (213 to 222 kN) thrust.
  • Engine entered revenue service in November 1982.
  • Engine flight hours total 10.6 million.
  • Applications are the Airbus Industrie A310 and the Boeing 767.
  • Aircraft in service total 165.
  • High-time engine has accumulated 42,794 flight hours.
  • High-cycle engine has accumulated 28,114 cycles.
  • Engine-caused shop visit rate of .201 is equivalent to one visit per 4,975 engine flight hours. 2
  • Dispatch reliability rate is 99.94 percent. 2
  • The CF6-80A has 180-minute ETOPS approval from the FAA on the Boeing 767 and from the DGAC on the Airbus Industrie A310.

CF6-50

  • Current rating is 46,500 to 54,000 pounds (207 to 240 kN) thrust.
  • Engine entered revenue service in November 1972.
  • Engine flight hours total 83.4 million.
  • Applications are the Airbus Industrie A300; the Boeing 747; and the McDonnell Douglas DC-10.
  • Aircraft in service total 550.
  • High-time engine has accumulated 80,792 flight hours.
  • High-cycle engine has accumulated 27,855 cycles.
  • Engine-caused shop visit rate of .178 is equivalent to one visit per 5,618 flight hours. 2
  • Dispatch reliability rate is 99.92 percent. 2

CF6-6

  • Current rating is 40,500 to 41,500 pounds (180 to 184 kN) thrust.
  • Engine entered revenue service in August 1971.
  • Engine flight hours total 23.3 million.
  • Application is the McDonnell Douglas DC-10-10.
  • Aircraft in service total 87.
  • High-time engine has accumulated 66,705 flight hours.
  • High-cycle engine has accumulated 25,181 cycles.
  • Engine-caused shop visit rate of .244 is equivalent to one visit per 4,098 flight hours. 2
  • Dispatch reliability rate is 99.99 percent. 2

CF34 Turbofan

  • Current rating is 9,000 pounds (40 kN) thrust.
  • Engine entered revenue service in November 1983.
  • Engine flight hours total 2.2 million.
  • Applications are the Canadair Challenger 601 and Canadair Regional Jet.
  • Aircraft in service total 397.
  • High-time engine has accumulated 9,329 flight hours.
  • High-cycle engine has accumulated 11,171 cycles.
  • The CF34 turbofan for corporate jets has received U.S. Federal Aviation Administration approval for a fixed maintenance cycle of 6,000 flight hours.
  • Dispatch reliability rate is 99.98 percent.2

CT7 Turboprop

  • Current rating is 1,700- to 2,000-class shaft horsepower.
  • Engine entered revenue service in June 1984.
  • Engine flight hours total 10.5 million.
  • Applications are the Saab 340, CASA-IPTN CN-235, and LET L610G.
  • Aircraft in service total 526.
  • High-time engine has accumulated 24,524 flight hours.
  • High-cycle engine has accumulated 27,710 cycles.
  • Dispatch reliability rate is 99.98 percent.2

CT7 Turboshaft

  • Current rating is 1,625 to 2,000 shaft horsepower.
  • Engine entered operational service in 1982.
  • Engine flight hours total 522,821.
  • Applications are the Bell 214ST, Sikorsky S-70, and EH Industrie EH101.
  • Aircraft in service total 68.
  • High-time engine has accumulated more than 11,728 flight hours.
  • Mean time between unscheduled engine-caused shop visits is approximately 4,000 flight hours.