It may be the Positive Crankcase Ventilation (PCV) valve. This valve is usually installed into the valve cover and has a hose connected to it.
It is a hose that connects from the air filter to valve cover that stops contamenents from staying in the engine.
The PCV valve is located in the camshaft cover,in the crankcase breather chamber or in the hose which connects the crankcase breather chamber to the intake manifold
in engine cover.it connects to the breather hose on the RHS of the engine cover.
PVC valve is bad
It's on the front valve cover. The trick is you have to first remove the "breather chamber" by removing the 2 bolts on top. With the breather chamber cover off, you'll see the PCV valve screwed into the valve cover.
Its called breather hose. It will cost you less than $ 10.00.
on top of the valve cover
You are probaby referring to the grommet, a rubber ring, that fits in a hole in the valve cover, sealing off the PCV valve or the breather hose.
Should be a cap or breather on the valve cover. In through there.
There will be a removable cap, or breather on the valve cover.
breather pipes.
Remove the sparkplug cables, breather hose, and remove the valve cover. The gasket is a permanent type and comes as a 5 piece kit that simply pushes into groves in the valve cover. Once installed, replace the valve cover and connect the breather hoses and sparkplug cables.