Quote Originally Posted by Bret View Post
I guess it might depend on what you're definition of over gassed is. I'd define it as cycling significantly more gas than is necessary to reliably cycle the firearm. The 55X's and most AK's certainly fall in to this category. All of my 55X rifles are over gassed, even on the lowest setting while shooting the weakest Russian ammunition. I can kind of understand why they do that given that they want weak frozen ammunition to cycle reliably, but it would be nice if they offered drill your own gas valves.
That could be the problem. Shooting Federal 55 gr. is not problem. I have a few AKs that are over gassed, I know of what you speak. But my SIGs don't do it.