Or even a welded up bell housing from thin sheet metal.  Or furnace
brazed sheet metal.  The bell housing is a relatively simple shape..
The only hard part is that it's big and there is a major weight
savings from using thin, relatively high modulus material in its
construction..


Matt-


I think this is something like what Matt had in mind.
Not a bad idea.

Hogged out of solid block as Jeff suggested you could move the
rubber cups back closer to the engine CG.

Paul Lamar