Supercharger base plate for 192 Blower shop supercharger, you are buying a raw unmachined casting that can be welded and machined for your own custom application. The unmachined casting is 32mm thick
The adapter pictured is fully machined to suit most Aussiespeed 142 Weiand style manifolds with the 192 supercharger and specified snout.
The fully machined option pictured is listed as a AS0292
Picture shows the adapter fitted to a Chevy 250/292 Aussiespeed inline 6 cylinder blower manifold.
YOU ARE BUYING A RAW UNMACHINED CASTING.