10 Years to Build 744 B-52s But 15 Year for 76 B-52s to Get New Engines
by Brian Wang from NextBigFuture.com on (#6Z1XW)
It took 10 years to build 744 B-52s from 1952-1962 but now it will take 15 years from contract being awarded to give 76 remaining B-52 engine upgrades. The Rolls-Royce F130 engine upgrade for the B-52 Stratofortress is replacing about 600 aging Pratt & Whitney TF33 engines with more efficient, reliable F130 engines. This will ...