Starter is back in. She's in there good and still getting the noise. Also tried running it with the belt off, still making the noise. so that rules out the water pump and other accessories. Caught a quick clip with my phone, but it didn't pick up the knock so well. You can hear it faintly, but it is much louder than it sounds in the video. My sewing machine of an engine is most of what you can hear:
http://www.youtube.com/watch?v=F07ci...j_gl79XeWVgU6Q