While Savage factory rifles do shoot, I would say this is despite their barrels, rather than because of them. I have seen several Savage barrels that were incredibly rough and really fouled.
+1
I've seen a 308 that fouled so much if you wanted to shoot a deer with a 150 grain bullet you needed to fire a 180.
When I went after it with JB compound the goop that came out looked like copper based never seize. Like this:
http://www.tcputhai.com/site/images/product/Thi-JAX-Grease-No2-2.jpg
