This fell out of the old harness I found in a bag.

Submitted by mfrank@westnet.com on Thu, 08/04/2011 - 18:08

Definitely a noise suppression capacitor. I had two of these on my '69. One on the fuel pump and one bolted to the upper left corner of the picture frame, which I believe was connected to the alternator. This one had it's lead cut at some point, so I'm not quite sure where it hooked in.