Thanks for the advice Pat!, lemme get this straight? the H552cp pistons are set up for the 396/402 bore size but with the lower pin height location to run the 4.000 crank stroke?, cause if thats so Im there! as far as your crank stash goes pm me if you have something reasonably priced, only problem is yellow freight cause Im in miami csi town and you are in bbbbrrrrrrrrr!!! MI.