> > > I'm looking into preventing warpage and cracking on a turbo exhaust > > > manifold, particularly a dialynx one. > > > > What we in the UK call a "piece of piss". Bin it. The _solution_ is a piece of piss, not the manifold. Toss it. -- Phil Payne http://www.isham-research.com +44 7785 302 803 +49 173 6242039