Bill Mitchell Products Introduces New Big-Block Aluminum Castings

YY1 said

Is this who bought the designs in the mid- late 1980's (IIRC)?
...took 'em a while.

Click to expand...

I'm not sure about that, but Bill Mitchell made the cast iron Mopar "World" blocks for quite some time.
These are "new and improved" and aluminum.
More info available by searching the interwebs for "2019 Bill Mitchell aluminum Mopar block" or thereabouts.