Have you joined/visited 986forum.com? That site has saved me THOU$AND$ in repair and maintenance costs... and is a great resource for guidance and information.
I've learned to take my time... take some ibuprofen an hour before I get started on working/tooling on it... and, if available, have someone with small hands assist.
If you're n SoCal I'll lend a hand, in spite of my ginormous gargantuan hands.