Originally Posted by JonnyR
shorty copper exhaust
you need silver solder though
I'd use silver brazing rod. I used to be able to buy it in almost any hardware store. Comes in a 2 pack, packaged by Benzomatic with blue flux coating. This last year here in San Diego, most hardware stores stopped selling any kind of brazing rod....
Really handy stuff, can weld different metals together with it too, ie., stainless to mild steel, copper to mild steel, copper to stainless, etc.
You'll need an oxy-acetylene torch.