Maybe
- Thread starter kamlooky
- Start date
It's been done. RCBS made dies at one point. It's kind of a 30-338WM with a 40 degree shoulder and 1 degree body taper. There are a few variations with exact shoulder location differences between them. Manson or PTG would have a reamer. Brass would be easy enough to form.
More is always more. How much more, is more enough, is always up to the fella getting the wallet out.
R.
More is always more. How much more, is more enough, is always up to the fella getting the wallet out.
R.
Aint that the truth...
Have to agree with Dennis on this!! The 308 Norma mag is a pretty efficient 30 cal magnum as it is.
I doubt the AI version would achieve anything really gratifying in performance gains. Dave.
The math shows about a 3.5 to 4.5 percent improvement. That translates to around 100 to 130 fps. Folks have been known to have done more, for less.
R.
I've used both the 308 NM and a 30-338 (which I regretfully sold). Still have a 308 NM. I dont think Ackley-izing either would gain much, they are pretty good as is. But if you want one, go for it. - dan
Last time it was checked, 2 plus 2 still equaled 4
R.
I think he's saying that the usually accepted formula is a 10% increase in case capacity results in a 2.5% increase in velocity. - dan
RJ
