CAD drawings of most popular V8 engine bellhousing patterns

Hi

Does anyone have CAD drawings of most popular engine bell housing patterns that you wouldn't mind sharing

Ford Modular V8 bellhousing patterns detailed drawings or dimensions ?
Ford 460 big Block ?
Ford 351 cleveland ?

chevrolet big block / small block ?

chrysler big block / small block ?

Even raw G-code would be fine.

would be greatly appreciated

cheers