I have a 5 digit classic stainless in .270. It’s bone stock and groups are decent with holes usually touching @ 100 yards. That said, it’s bedded in what appears to be hot glue in the lug area of the cheap synthetic stock. Try that as quick cheap test and see if it tightens groups.
On average, I’ve found the European manufactured guns to feed/function better as well as provide better accuracy than the American made rifles. It comes at a cost in today’s world but after you’ve suffered crummy feeding, I’ll go more refined and pay the price.
I have a lefty T3 in .223 I purchased from EuroOptic I purchased years ago. I bought it because it was advertised as a 1:8 twist. When I received it, it was a 1:10 twist. I still have it with and it shoots lights out. I wished it was a 1:8.
Have had different Savage 10 or 110s overs the years and have a Howa now. I'd take the Howa every day of the week over a Savage. With that said, the Howa isn't perfect but it is a solid one-piece bolt and a serviceable trigger.
I have a Rossi 92 stainless .44 mag, Henry big boy .357 and the new Marlin Classic 1894 .44 mag. The Henry has them all beat on feeding and accuracy. The Rossi was a pleasant surprise being the cheapest and its ability to feed. The bore is larger and needs .432 cast to shoot well. The new Marlin...
The PRC only makes sense over the Creedmoor if you have a longer barrel. Chopping a barrel on a PRC for a can won’t offer much over a 24” Creedmoor barrel.
I'm using a set of plain old Lee .223AI dies. I use the collet most of the time but will full-length size about every 5th firing for piece of mind. My seater die is a Lee as well. It was all I could find years ago in stock. There are better out there but these have served me well...Low TIR...