Not exactly sure but I have a 1979 LeMans with the 231 V6 and I believe the PCV to be a vertical silver-colored valve located at the back of the intake manifold below and behind the carburetor.
copper
On a Yamaha 1980 XS400 the valve clearance for the inlet valve should be 0.0003 inches. The valve clearance for the exhaust should be 0.006 inches.
5x4.75
try rockauto.com
Sale of the Century - 1980 is rated/received certificates of: Australia:G
There is no valve adjustment for that engine. If you have valve clatter you must have worn valve train parts.
yes it is
150KM (2bbl) 170KM (4bbl)
where is the pvc valve located on a 1980 olds cutlass 3.8 v-6
Remove the vacuum hose from the modulator valve. If you see any fluid in the valve or the hose, it is defective.
left valve cover
Sale of the Century - 1980 1998-11-18 is rated/received certificates of: Australia:G