Picked up a 66 442 fremont built car. 4 speed so it has the open element air cleaner with breather hose attatched to the base. just double checking on what side the breather and the pcv valve go. (driver-passenger) Thanks. jason.

 

PCV on passenger, breather on driver.

 

Looks like you need a 1966 Product Information Manual (aka Assembly Manual).
You can find what you're here asking about and a whole lot more!
You can access one on Wild About Cars FREE!

Wild About Cars. http://wildaboutcars.com. An information supersource, especially Oldsmobile. More Olds content than anywhere else on the internet and continuing to grow.
You'll find Chassis Service Manuals, Product Information Manuals (AKA Assembly Manuals), Inspector's Manuals, and other documents that will contain this and much much more.
Dealer Brochures, magazine ads and articles, and a home page for you online. You can even have your very own club there and a personal forum.
Free to join, free to learn.

 

According to the CSM, air cleaner, to Left valve cover, to Right valve cover, to PCV and manifold.

- Eric

edit: oops, you guys beat me to it.

 

Thanks, I've heard something about this site. I'll join!