If relining is an ooption, maybe an Enfield .58 would be a good base to work off? Would be like a Whitworth or Volunteer. Track of the Wolf has .625" O.D. .45 liners in 1:17", 1:18", 1:20" & 1:22" twists.
Charter Member Ancient order of the 1895 Winchester
"It's an insecure and petite man who demands all others like what he likes and dislike what he dislikes." szihn
