Exhaust: Copper or Flat Gaskets?

Posted by 81SuperChris on May 28, 2014; 11:28pm
URL: http://vintage-and-classic-hondas.81.s1.nabble.com/Exhaust-Copper-or-Flat-Gaskets-tp4051477.html

What's the recommended choice? I found flat ones on mine, but research elsewhere has pointd towards the copper and I can't find any topic here that addresses this.

Here's both of them on vintagecb750