Originally Posted by Hotrod Lincoln
What is a full flow oil filter doing in a PCV thread?????????
Jerry

Isn't that a PCV line coming out the top of the air cleaner, attaching to a PCV valve in the valve cover?

Oh yeah, it is a GM/Chevrolet illustration of a 1960 261 - 1958 was the first year for the full-flow oil filter option.
Attachments
1960 261 PCV plumbing blowup.png (585.06 KB, 119 downloads)