RustyRatRod said Use these: http://www.ebay.com/itm/Speed-Pro-TRW-Chrysler-Dodge-440-6-Six-Pack-Forged-Flat-Top-Pistons-Set-8-30-/190856082388?pt=Motors_Car_Truck_Parts_Accessories&hash=item2c6fe8b3d4&vxp=mtr They come up real high in the bore. Less than .020 I think from the deck. Click to expand...