Dover, your build looks very similar to mine. I just recently had RPM rebuild my t-56 to the specs of there leve V and I too have the spec 3+clutch.
I actually was just talking to Brandon today at IPS about adding a adjustable master cylinder. Like Brandon said, they have great packages available, call him...
http://www.rpmtransmissions.com/levelvt56.html
check this out^^^