Originally Posted by
cavuman1
I have always been curious about the extreme length of Viscount's nacelles, which housed Rolls-Royce Dart turboprop donks. Was this design element simply a function of weight and balance (CG) considerations, or were their other reasons in play?
Almost certainly CG factors, cavuman. I think turboprop engines were generally considerably lighter than the piston equivalents. Google 'Dart engined DC3' to see how far forward the engines are mounted on that type to prevent aft CG.