The Ti VCT stands for \"Twin Independent Variable Camshaft Timing\" developed by Ford Motors. This technology is advanced as compared to the fixed camshaft and frugal in terms of performance. The TDCi stands for Turbocharged Diesel Common rail Injection engine technology also known as Duratorq engines famous for frugal performance and great amount of power.
For this, we would suggest you walk into the nearest dealership as they will be the better people to assist you. You can click on the following link to see the details of the nearest dealership and selecting your city accordingly - Car Showrooms