Why do some B747-400 engines have this back cover? - Real World Aviation - Infinite Flight Community
Modern Airliners - Boeing 747
Rolls-Royce RB211 – Wikipedia
Engine spool ups) 747 engine competition: Rolls Royce RB211-524G vs General Electric CF6-80C2-B1F - YouTube
Rolls-Royce RB211 - Wikipedia
Rolls Royce RB211 for 767-300 - Features - Infinite Flight Community
Air NZ completes biofuel test flight | Otago Daily Times Online News
A Rolls Royce RB-211 Engine fitted to a British Airways Boeing 747-400, G-CIVB Stock Photo - Alamy
Astro95 Media on X: "The 747-400 has three options for engine type - Rolls Royce RB211, Pratt & Whitney PW4000 and General Electric CF6. #AvGeek https://t.co/DKan57NyDB" / X
The beautiful inflight view of 2 out of 4 Rolls Royce RB211-524C turbofans on a Qantas Boeing 747-338; note the ba… | Aircraft, Aircraft engine, Commercial aircraft