Hi!
Also increase span? Wing sweep back angle decrease? Pilot cockpit height increase? Flap shape is different? Ventral radar size is different?
Fuselage cross section shape is different?
Technical Specifications IL-54 http://www.dogswar.ru/oryjeinaia-ekzotika/aviaciia/5311-opytnyi-dalnii-bomba.html
Wingspan, M 17.65, Length, M 28.96, Height, M 7.90, Area of wing, M2 2.50
Mass, kg, -Empty aircraft 24000, -Normal flight 40660, -Maximum Flight 41600
Engine Type 2 turbojet al-7f, Traction, CSC, -Nonforcing 2 x 6500, -Forcing 2 x 10000
Speed, km/h, -Maximum height at 1250, -Maximum land at 1155, -Cruiser 910
Flight range, km 3000, Run-up, M 1075, Mileage, M 1150
Practical ceiling, M 14000
Crew, person 3
Armament: 3 x 23 mm HP-23 or 2 23 mm cannons TKB-4957: To protect the front hemisphere, one fixed front cannon installed on the left side of the fuselage; In the tail of the aircraft, a stern cannons installation (IL-K8) with a remote hydraulic drive of two mobile cannons. Internal suspension bombing: normal-3000 kg, maximum-5000 kg.
Another information.
Опытный фронтовой бомбардировщик Ил-54. СССР - Альтернативная История
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