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They weren't Rolls Royce Engines, they were Pratt & Whitney JT9D engines.
I saw Dennis Spence perform in Kenya when he flew the Smirnoff Pitts Special
Why were they retired?
They have to retire them because of the age. On every take-off the cabin is pressurized, and depressurized on landing. That makes the structure weak.
Age and flying hours etc@@FlukeCypriot
They weren't Rolls Royce Engines, they were Pratt & Whitney JT9D engines.
I saw Dennis Spence perform in Kenya when he flew the Smirnoff Pitts Special
Why were they retired?
They have to retire them because of the age. On every take-off the cabin is pressurized, and depressurized on landing. That makes the structure weak.
Age and flying hours etc@@FlukeCypriot