I never ended up doing a write up. but several guys on yotatech and pirate have.

here is a few. and keep in mind... the taco calipers are much larger then an IFS caliper... so plan on using a 17in wheel.

http://www.yotatech.com/f116/1st-gen-4runner-rear-disc-brake-install-191482/
http://board.marlincrawler.com/index.php?topic=55953.0

Boggerunners write.... is a pretty good one to use..
I used both of those.