I tell you what Tom, they certainly shoot !! The one I acquired had a "rusted pitted bore" but my
gunsmith tried it out, see the following article,

http://www.chuckhawks.com/compared_mini-14_m-s_carbine.htm

and it still shot a group 30% smaller than the new Ruger !!! I reckon yours with a good bore will be a cracker, best, Mike