Originally Posted by
411A
The -524B402 version on the -500 model TriStar, was about 1500 pounds heavier than its GE counterpart, on the DC10, if I recall correctly.
However...the Roller was considerably more fuel efficient (9%, actually) and....quieter.
Have to say, RollsRoyce....mightly fine engines.
I guess the RB211 was the last hurrah of the generation of engineeres who'd cut their teeth in and immediately after World War 2, during that fantastic period of development in jet engines. Thank goodness it survived the bankruptcy! Pretty good thing to have as the last chapter of one's CV.