Rotorcraft
Boeing Prepares To Begin CH-47F Chinook Block 2 Upgrade
The U.S. Army plans to upgrade 542 CH-47F and MH-47G helicopters, with deliveries starting in 2023.
The Block 2 Chinook will feature new advanced design composite rotor blades and other improvements. (Photo: Boeing)
The Block 2 Chinook will feature new advanced design composite rotor blades and other improvements. (Photo: Boeing)

Boeing has started development of a Block 2 upgrade of the U.S. Army’s CH-47 Chinook heavy-lift helicopter. Plans call for delivering 542 upgraded helicopters from 2023 into the 2040s.