If you want to keep your cylinders, resleeving may be an option for you. White Post mills out the cylinder and installs a brass sleeve. Pricy, but you get to keep your USA Delco parts and no more pitting. I had mine done with stainless steel from a guy who specializes in old military Chevys.

http://www.whitepost.com/


1941 Chevy 1 1/2-ton WW2 4x4 dump truck
In the Stovebolt Gallery
Lots more pictures