Hi Egorogr, on both models the pivot point of db_hull is at the center of the mesh, and then the object positionned on 0,0,0. The panther was very slightly off, I corrected it and it seems that the F9 camera is a bit better. You can rotate around the tank without zooming out.

Pantherg.go with edited center of gravity: http://www.mediafire.com/?gzwemtwm2jy