Edelbrock 43511 Pro-Flo Clamp On Breather, NEW in factory-sealed package
Edelbrock part #43511 Pro-Flo Valve Cover Breather is a small universal open element conical filter. It can be used as a valve cover breather for racing applications where the valve cover breathes out of a 3/8"-1/2" or 9mm-12mm diameter tube.