Quote Originally Posted by Luke45 View Post
Thanks alot for the opinions guys. So if i loaded up a couple hundred 55 gr 243 bullets @4000 fps out of my 1-8 243 (Just to explode prairie dogs) i shouldnt expect much difference in barrel wear or worry about burning up my barrel with 4000+fps? i usually use 95 gr berger vlds @3050
The 55gr bullets will not likely hold together at 4000FPS, that is 360,000 RPM the copper jackets are to thin on varmint rounds, 3500-3600 FPS at best will be the max you can push them, that is 315,000 to 320,000 RPM.

Dean