GP7s 516 and 514 by Frisco.org Posted on February 25, 2014 GP7s 516 and 514 GP7s 516 and 514 pull a freight train at Dallas, Texas on February 8, 1976 (Al Chione). This entry was posted in GS Collection and tagged 514, 516, Electro-Motive Division, GP7. Bookmark the permalink.