Mercury continued to make the 428 Cobra Jet available as an optional engine until 1970, notably in high-performance variants such as the 1969 Cougar C.J. and the Boss 302-powered Cougar Eliminator ...

Shanghai-based Aero Engine Corporation of China (AECC) is developing the CJ-1000 high-bypass turbofan jet engine to be used on China’s C919 home-grown narrowbody passenger jet.