Northrop Grumman has teamed with Pratt & Whitney and Seven Q Seven for the Boeing 707 re-engining market, beginning with the US Air Force's E-8 Joint STARS surveillance aircraft and 707s in military and government use worldwide. The civil-certificated re-engining is based on a P&W JT8D-219, BFGoodrich inlet and thrust reverser, and Nordam cowl doors and pylons.
Source: Flight International