no it will not...
No
wat the #@$!& is a valve cover ...who cares about sparks!!!!
Even a good EGR valve may cause an engine to stall in hot weather.
warped valve cover. bad gasket. cracked valve cover cracked block
valve cover gaskets valve cover gaskets
the valve cover gasket is bad, or the valve cover is loose
Start and stall out, possibly. Not start at all, not likely.
Look for a hole in the PCV valve hose on the backside of the engine.
Check the EGR valve. It sounds like your EGR valve is staying open. An EGR valve that is open at idle will cause a car to stall. An EGR should be closed at idle and open when you are driving around.
the valve cover gaskets are leaking. the valve cover gasket kits are cheep labor is expensive, 5 hour job!
Check the Park Avenue EGR valve for a clog. A clogged valve can cause a rough idle and stall at a light.