Should be improvements obviously. I have basically the same set up it sounds like (Mr disc rear and wilwood front). I drove my avatar pic car down the road for first time this past week and have similar issues. As I understand the compatibility between MC (mine is manual), wilwood and Mr B is...
Sharing a 1st annual Mopar show which is looking to be a good one.
http://www.southernplainsmoparfest.com/
(First to be in Bristow OK, southernplains mopars have other events.)
Nicely optioned 1969 dart 340 auto GTS in a rare R6 color with black interior/top/stripe. A really nice color combination. Vin tag and body numbers match. The good is it was saved years ago and shell is in pretty good shape with limited rust in floors, trunk and 1/4s. Pretty solid for a builder...