Modern Cylinder Head

In the OP, (post #5) they 'negotiated' for 'minimal' work... says a lot in itself.

Seems to me you guys are beating up on this guy, when the business involved, IF he's being truthful, ignored all communication. That to me is a Great Big Red Flag. Even if they were behind, WAY behind, or maybe just didn't want that work, they could have gotten in touch