Sukhoi P-1 the P-1 by proposing an even bigger engine, the Tumansky R-15-300 afterburning turbojet, with singular lack of success. The sole P-1 prototype was relegated to experimental work and later scrapped. A second prototype, the P-2 was studied, powered by twin Klimov VK-11 engines in the rear fuselage, but this version was cancelled at the mock-up review stage. Sukhoi P-1 The Sukhoi P-1 was a prototype Soviet interceptor. Sukhoi began design studies for what was to become Izdeliye P in 1954 to meet an urgent request from the Ministry of Aircraft Production (MAP - "Ministerstvo Aviatsionnoy Promyshlennosti" - ministry of aviation
Sukhoi Su-57 produced, and some believe it to be an implicit announcement of the project's cancellation. The slowing of procurement could be because of the current slow growth of the Russian economy, while the future patches' procurement are for an unknown future; the Russian military could be waiting for the more powerful Saturn izdeliye 30 engine to be ready for serial production. On 22 August 2018, during the International Military-Technical Forum «ARMY-2018», the Russian Ministry of Defence and the JSC Sukhoi signed the first contract for delivery of two serial Su-57s. The contract should be finalized between 2018 and 2020. The prototype's