What Cup/Lense/Flow on that argon?
Sorry for the late response, no clue. Tig welding manifolds is still way beyond me. One of these days I'm going to collect all of the pictures and information of how this thing was made and make a proper post.
jealous, I want an external wastegated bottom mount manifold!
We have it jigged. We can make another one. You do want

love that shop
so grimey
It's a total shithole. But a kickass shithole