Originally Posted by
tdracer
Those pieces do not look to me like parts of the engine nacelle - the honeycomb is too thick. Best guess is a moveable aerodynamic surface (e.g. flaps or part of the tail)
Looks to me more like NON structural fairing or possibly interior panel which used a light blue adhesive - perhaps a cargo liner ? nearest top edge of grey painted ( aluminum ?) in photo is not torn but simply folded over some semi circular object eg a manufactured ' cutout '