Action screw spacing is the same, the only thing thats gona fit cosmetically is a 700. Everything else will be slightly different ejection port, bolt handle, side bolt stop, but just about every round long action will fit with minor In letting
I assume a HS precision would work. I bought a HS precision 338 lapua then sent it to Tooter Meredith to have some work done and it shoots .5 MOA or better all day. I am very happy with the rifle but there are a lot of really good rifles out there today.