Quote Originally Posted by bearcatrp View Post
I reload for both 308 bolt and my 308 AR. Both 1:10 twist. From everything I have read, 168 gr bullets are optimum bullets for the 1:10 twist. As was said above, try a heavier bullet and different powder before giving up on that barrel. Give varget and 168 gr match or A-Max a try. Or, bump up to 178 ELD bullets.
Interesting The most accurate 10 twist 308 loads I have shot are 175 to 190 grain. For the 12 twist I have great success with 155's to 185's. Thinking the optimum twist for a 308 is around 11.