The NPO Saturn AL-32M is a 92/95 kN turbofan engine based on the Lyulka/Saturn AL-31F and Saturn AL-41F-1 jet engines. It is proposed to be used on the Tupolev Tu-444 supersonic business jet. See also NPO Saturn Tu-444 References External links Official site of Tu-444 (in English). AL-31 Low-bypass turbofan engines