Hey Guys:
I just came upon a write up in the Jan. issue Of Hot Rod Mag that may be of interest.
It's about a "Lost Speed Shop" (opened in 1950) that has lots of NOS on its shelves. Of special note was a sentence that said there were a lot of intake manifolds for "oddball inlines".

It might be a gold mine source for you guys trying to find parts for your vintage engines.
It is still run by the original owner, who you might understand does not own a computer. But his son recently joined him and started a website. I haven't had time to check it out yet, but it is
http://www.salemspeedshop.comsee what you think!