What block is this?!

[krazedstang]

For some reason I'm having a heck of a time figuring out what block this is. There is no R or W marking by the oil pump and the valley looks different as well. I was told this was pulled from a Crown Vic or Grand Marquis I believe. Thanks

 

[krazedstang]

I see everyone is as stumped as I am.

 

[Mustang5L5]

Should be some casting numbers along the bottom skirt area

4.6L & 5.4L Ford Rebuild Cheat Sheet: Selecting Parts - DIY Ford

Parts selection is one of the most important elements of engine building because all parts must operate in concert with one another. Never has this been more crucial than with Ford’s Modular V-8 because of the many variations produced since 1991. You can interchange a lot of parts with these...

www.diyford.com

 

[krazedstang]

Should be some casting numbers along the bottom skirt area

4.6L & 5.4L Ford Rebuild Cheat Sheet: Selecting Parts - DIY Ford

Parts selection is one of the most important elements of engine building because all parts must operate in concert with one another. Never has this been more crucial than with Ford’s Modular V-8 because of the many variations produced since 1991. You can interchange a lot of parts with these...

www.diyford.com

Thanks, if I can read the casting numbers correctly its a 1991 Romeo block