well tiny.....the old 216 is fine tuned....its amazing how these old girls keep on a truckin.......i didnt have to adjust the valves very much after the cold settings.........i adjusted the valves per 216 specs .006 intake and .013 exhaust....then after a nice warm up i twicked a couple rockers and that was it.....thanks again for all the help as well as everyone else on this board......