Check out Yooper John's site for good differences info:
http://www.yooperj.com/SKS-13.htm
You need a grove milled in the receiver to hook the front of the magazine to.
He has an sks-d... that's the project gun.
Looks like I'm in luck, she's made by XZ, thanks for the help guys. Once I get it and the parts I want to go with I'll have to post it