These are breather tubes. On older models there is usually a breather filter in its place. On newer cars the engineers removed this filter by placing a hose connected to the air duct. (Since this air is already filtered)
The PCV valve is in the passenger side valve cover of the engine with a hose leading to the intake.
Passenger side of the intake manifold.Passenger side of the intake manifold.
Trace the runners. You can see the exhaust runners leading to the exhaust valves, and the intake runners leading to the intake valves.
back of the intake manifold, middleof the engine. lets gasses from exhaust back into the intake. will be a tube coming off it to the passenger side going to the exhaust manifold
Outflow or exhaust is the opposite of intake. Or you could reword it to "give off". Another possible but incorrect answer would be outtake. :)
The intake cam is usually on the same side of the cylinder head as the intake manifold.
The intake is the tube that attaches to the engine - usually the carburetor is attached at the opposite end of the tube (intake).
In the air intake hose leading to the throttle plate
Passenger side, air intake tube.
the intake manifold is what takes air coming from the intake and directs it to each intake valve in each cylinder
under the intake manifold, passenger side of the block, pretty close to the transmission. it has a single wire coming out of it.
Check your Fuel Pressure Regulator under the intake plenum that is on the fuel rail. Had the same issue myself, gas coming from the intake.