I'm with RAMOS on this one. Have had carbon build up in front of the chamber on both of my 204's and 20 SCC. Give it a good cleaning with something like Butches, Sweets, Wipe out Patch out etc. Then J-B bore compound on a patch over a tight fitting bore brush to remove the carbon. You do have to fol...

Recently ran into the same issue with a recent purchase of 100 - 223's. looked all over Winchester websites for a customer support link but didn't find a thing.

Hi, new to the Forum and the 204. Recently purchased a Savage Model 11 with 3 boxes of factory Hornady 32 gr. VMAX to break in and have fresh brass for reloading. I was surprised and hopefully not to be disappointed at the free bore number measured with a Hornady LNL. Ogive to lands measure .163. Fo...