Info about the pilot, plane and crash: https://ktsorens.tihlde.org/flyvrak/sirdal.html
I need help with identifying this part: http://imgur.com/a/nDgU0

If anyone could tell me what it did and what it is, that would be great.

People have suggested it came from a 210, and that it had something to do with the trim and/or flaps operation.