Disc brake conversion regarding lower ball joints
I did the same swap and changed lower ball joints. The lower ball joint is different from 72 and older to 73 and newer. I dont think you can modify the early style to work.
There is lots of information on this swap.
http://www.225.ca/tech/jstk003.htm
http://www.bigblockdart.com/techpages/dbconversion.shtml
http://www.moparts.org/Tech/Archive/brake/9.html
this is an especially good one:
http://www.moparaction.com/tech/archive/disc-main.html
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