The Yak 11 began life as a radial engine tandem seat advanced fighter trainer variant of the Yak-3. A converted Yak-3 trainer flew in 1945 but it was twelve months later before a definitive Yak-11 first flew.
An intermediate and advanced trainer which first flew in 1946 and entering Soviet service in 1947. NATO code name ‘Moose’. A total of 3859 being built until production ended in 1956 before moving on to a modified ver-sion featuring a nosewheel.
Also built under licence in Czechoslovakia as the LET C-11.
The Yak-11 was a two-seat intermediate trainer and became a standard type with the Soviet forces and those of a large number of other countries.
Engine: 1 x ASh-21, 515kW
Max take-off weight: 2418 kg / 5331 lb
Empty weight: 1900 kg / 4189 lb
Wingspan: 9.4 m / 31 ft 10 in
Length: 8.5 m / 28 ft 11 in
Height: 3.3 m / 11 ft 10 in
Wing area: 15.4 sq.m / 165.76 sq ft
Max. speed: 456 km/h / 283 mph
Cruise speed: 400 km/h / 249 mph
Ceiling: 8000 m / 26250 ft
Range w/max.fuel: 1290 km / 802 miles
Armament: 1 x 12.7mm machine-guns