TD kits used two different kinds of latches, reproduction originals and “slam” latches (FIberFab and Migi used these, although others may have as well).
It’ll be obvious which ones you need when you see the pictures.
The reproduction latches are here:
http://www.mgmagicclassicmotorparts.com/door-lock-set-smooth-travel-complete-2-doors/
The “slam” type are here: http://www.mgmagicclassicmotorparts.com/door-handle-complete-set-fiberfab-migi/
Paul Mossberg
Former Owner of a 1981 Classic Roadsters Ltd. Duchess (VW)
2005 Intermeccanica Roadster
If you own a TDr and are not in the Registry, please go to https://tdreplica.com/forums/topic/mg-td-replica-registry/ and register (you need to copy and paste the link)