let me respond in THEORY. just remember, in theory there is no difference between theory and reality. In Reality there is.
You should be able to take the existing drive (I will call it Mac Drive) and the SSD - and copy an image of the Mac Drive onto the SSD. It's non-destructive to the Mac Drive, so it is worth a shot. The end result will be a much faster mac book.
Once the Mac Book is working on the new SSD - you have a choice. You can load windows onto either the Mac Drive or the SSD to test the 'seemless' nature. The end result is you have two drives with two different Operating systems - and you still have all the stuff you created previously on the Mac OS.
Once you can validate your seamlessness - then you can make a...