Hi there, for the first time I saw this version of this P-3C, bureau number 161011, the most visual difference is the radome behind the cockpit and a wird antenna in front of the radome.
Here some shots
http://img186.imageshack.us/img186/9166/lpla2.jpg (photo by André Inácio)
http://1.bp.blogspot.com/_dgutZC1Hpyk/S ... 610116.jpg
(Photo by Paulo Santos)
Can someone help me with this sensors?