Who's going to be the crash test dummy, and find out the hard way which dimensions are off...? What are there, like 100 potential alignment/concentricity/thread depth/deck height errors?
If they're smart, they will actually build engines with the first castings, and not even take deposits until they have at least dyno results.
But I doubt it.

[/rant]It's just me, remembering some of their past work