Edelbrock 4403
Black Edelbrock Signature Series valve cover breather. Push-in installation for 1.25” valve cover opening.
Edelbrock 4403 is a black valve cover breather from the Signature Series line. It installs as a push-in breather and is used for crankcase ventilation on valve covers designed for a breather cap.
Application / fitment
Typical applications include valve covers with a 1.25” / approx. 31.75 mm opening. The black finish works well on engines built with a more understated factory or performance look.
- valve covers with 1.25” / approx. 31.75 mm opening
- classic and modified gasoline engines
- crankcase ventilation systems
- push-in installation with grommet
Before installation, check opening diameter, grommet condition and seating stability. This is not a PCV valve; it functions as a breather and filtered ventilation element for the crankcase system.
Technical information
- type: valve cover breather
- series: Edelbrock Signature Series
- finish: black
- material: steel
- valve cover hole diameter: 1.25” / approx. 31.75 mm
- mounting style: push-in