340 to 416 stroker build need advice

Keith Black IC744 is available in 4.080 bore
IC745 is .................4.080 bore

and they have several more pistons at that bore along with the correct compression height of 1.465


http://www.kb-silvolite.com/icon/icon.php?action=search&mfg=Chrysler&EngSize=408&RodLen=6.123