Hunter / hobby long range shooter from Mts of West Virginia Todd Huffman

[Bigtimber]

I have a 6.5/284 on a winchester short action 1-9 twist barrel would like to rebarrel 1-8 twist to shoot higher bc bullets but have been told I need long action due to oval have thought about changing to 6.5 creedmoore hate to change since I have dies brass would appreciate suggestions