Quote Originally Posted by Rockandroll View Post
Your barrel should be in good shape as no one (military) made .30 Carbine corrosive ammo.
it is. I think I have borescope pics above somewhere. I'll troubleshoot the feeding issue this weekend by inspecting the magwell and catch closer, and slug the bore while I'm at it. I'll remove the firing pin and see if I can reproduce the feeding issue manually.