1998 and 1997 European Ecotec Diesels for sale. Probably the only ones in North America. I have been told that they would be probably easy to fit into any car that currently has a gasoline Ecotec. Great candidates for an engine swap.
These are mine if you have any questions. The e-bay link is:
1998, 1997 GM Diesel Ecotec engines, biodiesel, WVO | eBay