727 behind 5.7
to grind the bushing out of the back of the crank for the torqueconverter to mate correctly... see my thread post #49
http://www.forabodiesonly.com/mopar/showthread.php?t=59806&page=2
also I did just the flexplate, no spacer, (got it from mancini) it doesnt run yet, but seems ok.
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