quick pcv valve question....

[FitzC]

is there suppose be two vacuum lines going to this?
or is one end suppose be open and just sucking in air.
i have the pcv valve that in the oil cap on the valve cover

 

[jrichker]

There should be only 1 large hose connected. The small connection gets capped. The PCV valve sold by most auto parts stores is a universal model made to fit many vehicles. That's why there is an extra port on the PCV valve.