Just went through this on my 470 BB in my Dart and it was hazing my windshield while testing a carb under a hard load and it turns out a vacuum line to my pcv valve was leaking and sucking air causing ring flutter..........replace line no more oil and I removed and cleaned the K&N breather and all's well now........... thumbs


72 Dart 470 n/a BB stroker street car `THUMPER`...Check me out on FB Dominic Thumper for videos and lots of carb pics......760-900-3895.....