This plane is Model 66 It was originally from Avianca and was a passenger plane, it came from the Boeing Factory in Seattle USA Directly to Colombia, the plane was brought to Colombia by Captain Alfredo Gracias, And I flew until the year 90 when the plane was acquired by Aerosucre to have it as a cargo plane, And Aerosucre aI turn it into a cargo plane, with Colombian Mechanics, In 2015 the plane was delivered to the Museum Aeronautical From Cali in Colombia museum which is also known as Museum Aerial Fenix And today it is still in that museum, only that it was poorly cared for for a while but they already rescued it and left it clean for that museum, This plane had two brothers that Aerosucre Lost or withdrew from his fleet. Their brothers were, HK-1717 A Boeing 727-021F An Airplane withdrawn due to an accident that of course was not fatal, An The Another Is HK-3667X A Boeing 727-023F Who unfortunately suffered a fatal flight accident kilometers from the airport where the plane was about to land crashed on a hill, all thanks to the fog, By the way if you want to know more about these two accidents of these brothers of this plane, just go to these links, HK-3667X Crash: https://aviation-safety.net/database/record.php?id=20061118-0 , HK-1717 Crash: https://aviation-safety.net/database/record.php?id=19970625-0&lang=es