Just announced is an update that will take the 727 to full P3D compatibility.
Detail from CS
Service Pack 2.6
The 727 Captain (727-100 Base Pack, 727-200 Expansion model, 727 Freighter Expansion model)Service Pack 2.6 is available and includes 2.2, 2.3, 2.4 plus the following new features and enhancements:
New features: - 727-100 Base Pack for Prepar3D released - Free upgrade to Prepar3D for 727-200 and Freighter Expansion Models available - FSX Steam Edition compatibility added - Carousel IV-A Inertial Navigation System (CIVA) added - V-One - Datacard for Takeoff/Landing wi