Real l78 block?

[luzl78]

Is this a real l78 block from 67? It has a casting date of November 1966 and a build date of march 3rd 1967. If this is a real block it would be built around Jenkins l78 car. eBay #332170319737. How does the stamping look?

[scuncio]

Link: L78 Block (http://ebay.to/2o0ISOe)

[luzl78]

Link: L78 Block (http://ebay.to/2o0ISOe)

Thanks tony