China's Fifth-Generation Stealth Fighter Is in Combat Service—But With Improved Fourth-Generation Engines
By Ankit Panda
The J-20 fighter is using an improved variant of the WS-10 engine in use on China's fourth-generation J-10 and J-11 fighters.
The “Long Pole in the Tent”: China’s Military Jet Engines
Much has been made of Beijing’s growing military might. Developing and producing high-performance jet engines could be the toughest — but most rewarding — advance.