Sukhoi T-3 and missile sub-systems, two of the prototypes were converted to become the PT-7 and PT-8. The PT-7 had a variable intake ramp, while the PT-8 had an extended nose with a translating centerbody. Although not proceeded with, the T-3 served as the basis for what would eventually become the Sukhoi Su-9, forming the backbone of the PVO during the 1960s. Sukhoi T-3 The Sukhoi T-3 was a prototype Soviet fighter aircraft. Starting in the early 1950s, the development of the T-3 proceeded in parallel with the S-1 which would eventually become the Sukhoi Su-7. While the S-1 was a conventional
Sukhoi Superjet 100 PD-14 engine could be developed; and Russian inertial navigation system and APU could replace Honeywell's; the landing gear produced by Safran would also need to be replaced. Russian content should double to 30% as US restrictions limit its export potential. Sukhoi forecasts 345 sales from 2018 to 2030, mostly in post-Soviet states and some in south-east Asia and Latin America, including an improved range business jet version. Sukhoi expects to produce 30 SSJs in 2018, as in 2017. The seating capacity is to be raised to 110, and hot and high operations to 4000 m and 50°C. A freighter variant