 The wide fuselage of the Dash 80 was large enough for four-abreast (two-plus-two) seating like the Stratocruiser.Answering customers' demands and under Douglas competition, Boeing soon realized this would not provide a viable payload, so it widened the fuselage to to allow five-abreast seating and use of the KC-135's tooling.Douglas Aircraft had launched its DC-8 with a fuselage width of .