Shenyang J-11

The Shenyang J-11 (JianJi-11) is a 4th-generation fighter in the People's Liberation Army Air Force. The base J-11 is a Chinese built copy of the Russian Sukhoi Su-27 SK air-superiority fighter aircraft built by Shenyang Aircraft Corporation (SAC), with minimal changes while later variants include more Chinese design changes. In the 1970s, Shenyang Aircraft Factory proposed to design a light fighter powered by the British Rolls-Royce Spey 512 en... more

The Shenyang J-11 (JianJi-11) is a 4th-generation fighter in the People's Liberation Army Air Force. The base J-11 is a Chinese built copy of the Russian Sukhoi Su-27 SK air-superiority fighter aircraft built by Shenyang Aircraft Corporation (SAC), with minimal changes while later variants include more Chinese design changes. In the 1970s, Shenyang Aircraft Factory proposed to design a light fighter powered by the British Rolls-Royce Spey 512 engine, but otherwise similar to the MiG-19 then in service. Known as the J-11, the project was abandoned due to difficulty in obtaining the engines. The new J-11 is a Chinese version of the Sukhoi Su-27SK air superiority fighter. Sukhoi originally provided kits to Shenyang Aircraft Corporation upon an agreement in 1995, but over time there were to be increasing Chinese content in the aircraft, with up to 70% of all Su-27 ordered by the PLAAF to be Chinese-made. It has been reported that Sukhoi agreed to an upgrade program, allegedly in 2001,... less