The valve lash is not adjustable on that engine. The rocker arms are bolted down and torqued to specs. If you have valve clatter you have worn valve train parts.
The most common place for a PCV valve is on the valve cover.
10 foot pounds
You torque the rocker arm bolt down and that's it, no adjustment.
It is located at the passenger side rear of the valve cover under the intake manifold.
I don't know if it is the same but the EGR valve on my 1977 Ford 302 was underneath the carburetor at the back of a spacer
PCV IS ON LEFT SIDE VALVE COVER TOWARDS THE FRONT IF YOUR FACING THE MOTOR
The pcv should be on the passenger side back behind the intake.
.054 inch according to motorcraft.com ( one of Fords websites )
The intake on the 1979 Ford 302 engine is different than the intake on the 1993 Ford 302 engine. The intakes are not interchangeable.
intake gasket on rear of engine on top between intake and block 302's leak there alot
that my friend is the tube that goes from the exhaust manifold to the egr valve make...