Not exactly what you were looking for, but... I would recommend Rutland stove cement. You can get it from Ace Hardware online. Matt Ostlund Pittsburgh, PA On Feb 19, 2008 4:24 PM, Greg Amy <grega at pobox.com> wrote: > Anyone have a source/application for the 4-bolt rectangular-ish collector gasket on the Hotshot Gen 6 > header? Thanks, Greg