I am about to embark on a similar journey, so have been researching.
In case you haven't found them yet, here are a few places to start looking for an answer:

https://lugnutz65chevystepside.weebly.com/t5-resource-list.html

https://core-shifters.com/pages/swap-bases

Last edited by ascwrangler1; 03/28/2023 7:04 AM.

1958 3100 Fleetside w/235 4spd