The Edelbrock 4420 is a circle track style round push-in valve cover breather with an open washable cotton gauze element. The element is capped with a chromed metal top embossed with the Edelbrock script. The stem outside diameter is 1.23 in.
Specifications:
- Brand: Edelbrock
- Part Number: 4420
- Part Type: Engine Crankcase Breather Cap
- Series: Victor
- Housing Material: Steel
- E85 Compatible: No
- Oxygenated Fuel Compatible: No
- Filter Media Material: Cotton Gauze
- Replaceable Filter: No
- Filter Media Color: White
- Stem Outside Diameter: 1.23 in
- Mounting Type: Push-in
- Shape: Round
- Housing Color: Chrome
- Height: 2.87
- Manufacturer warranty: 12 months
Emissions Status
- For use on pre-pollution-controlled vehicles: 1965 and older U.S.-manufactured California-certified vehicles, 1967 and older U.S.-manufactured federally certified vehicles, and 1967 and older foreign-manufactured vehicles.
FAQ
What filter does the Edelbrock 4420 use?
An open, washable white cotton gauze element. The element is not replaceable.
How does the 4420 mount?
It is a push-in breather with a 1.23 in stem outside diameter.
What does the top of the 4420 look like?
The element is capped with a chromed metal piece embossed with the Edelbrock script.
Is the Edelbrock 4420 street legal?
It is not 50-state legal. Its emissions status is for pre-pollution-controlled vehicles only.
California Proposition 65: This product can expose you to Chromium, which is known to the State of California to cause cancer or birth defects or other reproductive harm. For more information, visit www.P65warnings.ca.gov.

