I own several sks, Yugo, Chinese, Russian, and all I can say, is enjoy spending your hard earned money, do whatever you want it's you firearm, cause eventually, you'll come back to way it's designed, or sell it cause it will not perform like it's designed.
I can pretty much garen-damn-tee-ya you'll have issues of either the mag not staying in or not feeding properly.
newfalguy and Rick are spot on. Go slower than slow.
Yes, I'm a purist. These weapons were designed this way for a reason, and out of all the years firing them, only had 1 pop primer. 'Nuf said.
Visit
www.sksboards.com and visit the modified (mod) section.