yeah the ron sessions book is great i used it to rebuild my th350 last winter ,,,,the book has alot of illistrations ,, very detailed instuctions,good specs for replacing bushings ,,,also has a modification section this is the book i used
Turbo Hydra-Matic 350 Handbook: Ron Sessions: 9780895860514: Amazon.com: Books in my case i had to buy tools to do the job ,,,, i picked up most tools from harbor frieght tools and i improvised on some tools for example i used exhaust pipe to install the seals on tail housing and front pump ,,,if you want pics of tools i used let me know ,,,, i just tore down a trans couple days ago if i had known i wouls have taken step by step pics for you ,,,, for what its worth i never did any type of trans work ,,, and the one i did last winter survived this shortly after install