I have a 31 Deluxe Tudor which has been off the ro
We do not offer all you need in a complete kit. You are going to need to change your battery, just go to your local parts store and ask for a 12-volt battery that is a group 1 size.
Change all of the light bulbs.
Either add a ballast resistor to your current 6-volt coil or purchase a 12-volt internally resisted coil from your local parts store.
Add the A-13803 horn voltage reducer so you can keep your old 6-volt horn.
The starter will work but I recommend changing the fields to the 12-volt fields that we sell. This will slow your starter down but it will still spin much faster than it did on 6-volt.
Remove the generator and install one of the A-10001-A12 alternators.