Trying to make room in garage= 1-75 455- standard bore,comes with KB .030 pistons/rods,and 10/20 crank(machined already) block is still together(except crank) you might get away with resizing rods?=with .030 pistons and rods,and machined crank $800.00(150$ less without .030 pistons) 1-72 .0...