leading european aero engine manufacturers who coordinate the rb199 engine programme . the three partner companies avio italy mtu germany rolls royce uk shared the design development & manufacture of this engine . today they share the in service support . the rb199 engine powers the tornado aircraft in both its indictor strike and air defense role . the engine s mk103 variant powers the tornado ids aircraft and the tornado adv which uses mk104 variant . both engine versions are available with fadec control . the rb199 mk105 engine is fadec controlled ; it has a higher pressure ratio fan and increased thrust and powers the tornado reconnaissance ecr aircraft .