Due to the fact extra armor in KV-1 kind manufacturing art is trivial and create the effectiveness lowly, consequently a form of brand-new KV-1 appeared again, that is known as M KV-1 1942 the characteristics of sorts comprise in armor that enhance completely with then enhance production effectiveness the simplification of the function designs. The bodywork armor ended up being again 75 millimeters of to enhance 90 millimeters of, dry by temperature the most thick devote armor regarding the tower attains 120 millimeters.