Rolls-Royce Turbomeca Adour

The Rolls-Royce Turbomeca Adour is a two-shaft turbofan aircraft engine developed by Rolls-Royce Turbomeca Limited, a joint subsidiary of Rolls-Royce (UK) and Turbomeca (France). The engine is named after the Adour, a river in south western France. The Adour is a turbofan engine developed primarily to power the Anglo-French SEPECAT Jaguar fighter-bomber, achieving its first successful test runs in 1968. It is produced in versions with or without reheat. As of July 2009 more than 2,800 Adours have been produced, for over 20 different armed forces with total flying hours reaching 8 million in December 2009.

General characteristics

  • Type: Turbofan
  • Length: 114 inches (2.90 m)
  • Diameter: 22.3 inches (0.57 m)
  • Dry weight: 1,784 lb (809 kg)


  • Maximum thrust: 6,000 lb (27.0 KN) dry / 8,430 lb (37.5 KN) with reheat
  • Overall pressure ratio: 10.4
  • Fuel consumption: dry 0.81(lb/hr/lb)
  • Thrust-to-weight ratio: 4.725:1


  • Compressor: 2-stage LP, 5-stage HP
  • Turbine: 1-stage LP, 1-stage HP