Sukhoi Su-29 Sukhoi Su-29 The Sukhoi Su-29 is a Russian two-seat aerobatic aircraft with a 268 kW (360 hp) radial engine. It was designed based on the Su-26 and inherited most of the design and technical features of its predecessor. Due to wide use of composite materials, which make up as much as 60% of the Su-29's aircraft structure, the empty weight is increased by only 50 kg (110 lb) over the single-seat Su-26's empty weight. The Su-29 is used for initial pilot aerobatics education, flight training, and participation of pilots in aerobatics competitions and air shows, as well as for maintaining
Sukhoi Su-17 Sukhoi Su-17 The Sukhoi Su-17 (NATO reporting name: Fitter) is a Soviet variable-sweep wing fighter-bomber developed from the Sukhoi Su-7. It enjoyed a long career in Soviet, later Russian, service and was widely exported to Eastern Bloc, Arab air forces, Angola and Peru as the Su-20 and Su-22. It is the first variable-sweep wing of Russian/Soviet origin. Seeking to improve low-speed and take-off/landing performance of the Su-7B fighter-bomber, in 1963 the Sukhoi OKB with input from TsAGI created a variable-sweep wing technology demonstrator. The Su-7IG (internal designation S-22I, NATO designation "Fitter-B"), converted from a production Su-7BM, had fixed inner portions