I have the cylinder heads done now. I went with a set of 292 heads off of a 57 Y- Block. I also went with a 57 4-Barrel manifold. Since the 256 has such low compression I decided to mill a little of the cylinder heads to raise the compression. I ended up installing new guides and exhaust seat’s  through out. I cut the cylinder heads .025″ and had to cut the Intake side to make sure the Intake would bolt up properly. I’m going to deck the block as well and most likely put the piston .002″ in the … Continue reading The cylinder heads