need advice on rebarreling a savage 223

[LR338nut]

I want to put a new barrel on my savage 223. I want to be able to shoot heavier bullets (69-75gr), what twist rate should I get? It has a 1 in 14 now.

 

[darrenk75b]

Re: need advice on rebarreling a savage 223

1:8

 

[kyreloader]

Re: need advice on rebarreling a savage 223

Darren is right, 1:8 should do, I want to shoot 90s, so I am looking at 1:7 or 1:6.5.