I recently installed a reman. from Autozone ($46). Don't know how long it
will last, but for my '91 I was willing to take the chance.

Tegger has a lot of info on brakes at his site:
http://www.tegger.com/hondafaq/faq.html#brakes
http://www.tegger.com/hondafaq/mastercylinderreplace/index.html

--Art

This one is also interesting:
http://www.tegger.com/hondafaq/misc/lowerballjoint/index.html
I better quit ignoring that torn balljoint boot.