Product Summary

Universal Fit, Bolt-on Attachment Style, Cast Aluminum

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    Key Specs

    MFG. Part #4203
    Attachment StyleBolt-on
    ShapeRectangular
    Material TypeCast Aluminum
    FinishPolished
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    Need To Know

    Quick and Easy Returns

    Return Policy

    Edelbrock 4203 Details

    A sand cast aluminum breather for competition use. The smooth, polished top with distinctive Edelbrock script matches our 4100 series racing valve covers.
    • For Competition Use
    • Smooth Polished Top

    Charts

    CARB Warning

    For race/ off road use or for use on pre-1966 vehicles.

    Emissions warning: this part only legal for sale or use in California for racing (competition) vehicles which may never be used, registered, or licensed for use upon a public highway, or if installed in vehicles model-year 1965 or older; motorcycles model-year 1977 or older; or off-highway recreational vehicles (such as off-road motorcycles and all-terrain vehicles) model-year 1996 and older. Any other use renders the vehicle tampered and not legal for use on California public highways (any public street or roadway, public dirt road, public park, or publicly maintained right of way open to the use of the public for vehicular travel). Violations subject to $37,500 penalty per violation per vehicle, revocation of registration, loss of use on California public right of ways, and proof of correction for tampering. There are similar restrictions and penalties under federal law and the laws of all other states with penalties under federal law of up to approximately $45,268 per tampered vehicle and/or engine.

    Edelbrock 4203 Specifications

    KEY SPECS
    MFG. Part #4203
    BrandEdelbrock
    Attachment StyleBolt-on
    ShapeRectangular
    Material TypeCast Aluminum
    FinishPolished
    GENERAL
    GTIN Code085347042036
    NotesThis is a bolt on breather. Drilling and modifications required.
    Sold in QuantityEach
    Overall Height4.75"
    Top FinishPolished
    Overall Width3.775"
    Grommet IncludedNo
    Breather TubeNo
    ShieldedNo
    Base MaterialAluminum
    Base FinishPolished
    Top MaterialAluminum

    Ratings & Reviews

    5

    2 Reviews

    Overall Assessment

    Customers appreciate the product for its confirmed practicality in car assembly, highlighted in its use in models like the 59 Chevy Apache. Its primary purpose for venting and adding oil was performed exceptionally, noting that the breather fits easily in FE motors with Y-block valve covers. Its high-quality material ensures the safety of engines, resulting in repeated purchases and happy customers favoring it over competitors.

    5

    2 reviews

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    I will buy these breathers for every car I put together.

    5.0

    5 months ago

    Pat

    Edgewater Fla.

    These breathers are going on my wifes 59 Chevy Apache with a 454 with dual carb tunnel ram engine.

    Would Recommend

    Vented oil Cap

    5.0

    a year ago

    Ivy

    Hewitt, Texas

    Verified

    Used to add oil to my FE motor with Y block valve covers.

    Would Recommend

    Showing 2 of 2 reviews

    Questions & Answers

    4 Questions4 Answers

    What is the bolt spacing of these breathers?

    by Ian

    7 years ago

    1 answer

    dose this breather base match the donovan 417 cover

    by camo

    8 years ago

    1 answer

    What is the breather angle?

    by Glenn

    8 years ago

    1 answer

    Does this breather have cast a foam baffle inside ?

    by Pete

    9 years ago

    1 answer

    4 of 4 questions shown

    Customer Impersonation Script