![Rolls Royce RB211 Turbofan, which powers Boeing 747s in some fleets. | Jet engine, Engineering, Aircraft design Rolls Royce RB211 Turbofan, which powers Boeing 747s in some fleets. | Jet engine, Engineering, Aircraft design](https://i.pinimg.com/originals/e5/8d/57/e58d5726740cca25e224daca788296d1.jpg)
Rolls Royce RB211 Turbofan, which powers Boeing 747s in some fleets. | Jet engine, Engineering, Aircraft design
![Rolls-Royce RB211 turbofans during production at Derby. September 1971, Stock Photo, Picture And Rights Managed Image. Pic. MEV-10992484 | agefotostock Rolls-Royce RB211 turbofans during production at Derby. September 1971, Stock Photo, Picture And Rights Managed Image. Pic. MEV-10992484 | agefotostock](https://previews.agefotostock.com/previewimage/medibigoff/ced05b86f8e632056f14c65b333a6a09/mev-10992484.jpg)
Rolls-Royce RB211 turbofans during production at Derby. September 1971, Stock Photo, Picture And Rights Managed Image. Pic. MEV-10992484 | agefotostock
![Rolls Royce engine, the RB 211-22B turbofan aero engine (1970), on display at the Science museum, London Stock Photo - Alamy Rolls Royce engine, the RB 211-22B turbofan aero engine (1970), on display at the Science museum, London Stock Photo - Alamy](https://c8.alamy.com/comp/EADA4J/rolls-royce-engine-the-rb-211-22b-turbofan-aero-engine-1970-on-display-EADA4J.jpg)