Originally Posted by
CGameProgrammerr
I'm sure it's because it's a door - you can see the hinge on the bottom and a little lever for opening it. Probably meant primarily for medevac versions, which that prototype is. But I agree that it *seems* like it would cause a lot of drag.
Yes, I spotted the apparent door, but types like Bo105, BK117 have adopted clamshell doors (and high tail rotors) so avoiding the bluff back. Though I would imagine Bo105 would also have to overcome a fair bit of drag.