I did the T10 to T5 swap and had to buy a new cross member.(I'm sure you could fabricate something if you can weld and do metal work.) You will also need to find a new flywhell which I'm sure you new but make sure it is a 28oz. flywheel. Also there are 2 pieces you might need from a site called
www.windsorfox.com They are the small and large pivot pieces. The limk usually doesn't work when you go to it from mustangworks so go to it through your browser.