Thanks for the input guy's. The sticking valve idea would be likely if the car sat a lot, but it's my daily driver. She get's her oil changed and a new Mann oil filter every 3k. As far as the ring's breaking up ( I had a Dauphine that did the same thing) the engine was rebuilt 70k miles ago with new ...

Heres a poser for ya. Yesterday while my 1800es was at idle there was a loud mettalic "ping" from under the hood, and the engine started clattering and running as if it had swallowed a valve. I removed the valve cover to look for the guilty part, but they were all in place. Afterward I could only ...