Just bumped into this one on eBay. Someone down in NC is selling this; a quick glance at the Flx production list on omot.org revealed that this is the master repair manual for the MTA's 87 Metro order.
http://cgi.ebay.com/ebaymotors/Flxible-Metro-Bus-Coach-Service-Manual-_W0QQcmdZViewItemQQhashZitem588e9b75d7QQitemZ380349674967QQptZMotorsQ5fManualsQ5fLiterature