as you know weatherbys all have a free bore, not a whole lot you can do about that and still keep the pressures down , I just seat the bullets out to where they will still function properly in the magazine,so far that works for me. kenny goff p.s. im doing the same thing with my...
i am the proud owner of 2- custom built 257 wbys 0ne on an 03a3 action with a 28 in lilja #5 barrel the load for it is76gr of h-1000 w/ nos bt 100gr, it pushes that bullet at 3674 and 3/8 to 1/2 in. at 100 yards. and whats interesting i bought a vanguard 257 and had the same problem as you,i...
own a few custom built long range hunting rifles but my favorite is a 30-378 wby with a 30 in. tube .am shooting 210 bergers at 3350fps 1/2 m.o.a. my load is 101gr. h-1000 210gr. bergers