Originally Posted by ch3no2
... picture #4 shows a similar set up from the assembly manual...
Mike - the similarity ended when you used the factory arrangement minus the oil fill/ breather on that earlier crankcase ventilation setup - it's not just a 'plugged off' road draft, it also supplies the outside air .... my 46 GMC had that factory setup with no fill hole in the valve cover

Bill

Moved over to the Passing Lane

"When we tug a single thing in nature we find it attached to the rest of the world" John Muir
"When we tug a single thing on an old truck, we find it falls off" me
Some TF series details & TF heater pics & Rust-a-holics Unanimous parking lot