I may have missed it, but if you've been using .224" bullets, it may be very worthwhile to try the .223" .

My uncle collected all kinds of Winchester rifles and in a few he found. 223" bullets shot much better than the .224s did.

“You never need fear a man, no matter what his size. When danger threatens, call on me, and I will equalize.”
Samuel Colt.

�Common sense is genius dressed up in work clothes.� - Ralph Waldo Emerson