Can a Focus ST 2.5 engine be put in a Mondeo 2.5 T?

Yes, a Focus ST 2.5 engine can be swapped into a Mondeo 2.5 T, as both vehicles share similar platforms and engine configurations. However, the swap may require modifications to engine mounts, wiring harnesses, and possibly the ECU for proper integration. Additionally, ensure compatibility with other components like the transmission and exhaust system. It's advisable to consult with a professional mechanic for a successful installation.