Yes you can install just the modified files, you don't need to reinstall the entire manila. That would definitely slow down the install.
You can also install the modified manila files to your phone right inside of CFC GUI. No need to make a .cab or anything. It will stop TF3D install manila and restart TF3D. No restart required.
Not sorry, just a glutton for punishment! J/K
Ask away man. Just hit my
Thanks if you find my help useful.