Alantic has AK74s cheap. Surplus 5.45x39 is really about the cheapest ammo out there besides .22LR.
http://www.atlanticfirearms.com/storeproduct911.aspx
That’s about all I shoot now besides .22 and 9mm.
They are cheap to feed.
That looks like a nice 74, add a scope and you have a fun/cheap shooter