Parmakit ++

i am planning to rebuild my 50s 1969. i want to get the parmakit fitted, but ive never worked on smallframes earlier. if someone could walk me trough what else i should need to upgrade to make the engine rocksolid i would be happy.

1. what crankshaft

2. what carburator

3. electronic ignition??

4. clutch?

5. exhaust?

6. anything else i should take notice of in particularly during the process??

any response would be grately appreciated.