Three Pucarás attended Cruzex 2006 at Anápolis (Brazil). They only wore their serial numbers inside the nose wheel doors. This is A-534.
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/109661044@N07">Rob Schleiffert</a> from Holland
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/109661044@N07/16539416857/">IA-58 Pucará</a>