So as of right now I’m looking at getting the quick fuel 750dp, 6 pack pistons, the magnum muscle 222/226 hydraulic flat cam, and getting my 452 heads checked by a machinist and if it needs all sort of repairs opt for the aluminum after market and also get those machined
Big block Chrysler heads are a very simple rebuild, but I think at the shop I machine at you'd be out the door a couple hundred under a much better performing 440 source stealth head that's if the valves are in good shape. But it's up to you