Product Summary

351W, Carbureted Fuel System Type, Aluminum, Natural

    Key Specs

    MFG. Part #7581
    Intake Manifold TypeDual Plane
    RPM Range1,500-6,500
    Material TypeAluminum

    Need To Know

    This Product Will Ship Free

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    Return Policy

    Edelbrock 7581 Details

    Based on performer RPM-series with unique air gap. Air gap cooler and denser mixture for more power. Designed for 1500 to 6500 RPM. Improve performance on the street or race track.

    Larger cross-sectional area and taller carb flange. Compatibility with large displacement 351W based engines. For 4 bbl carbs. Available in cast finish.

    • Based on Performer RPM-Series with Unique Air Gap
    • Air Gap Cooler and Denser Mixture for More Power
    • Designed For 1500 To 6500 RPM
    • Designed For Street And High Performance
    • Larger Cross Sectional Area
    • Taller Carb Flange
    • Compatibility w/Large Displacement 351W Based Eng.


    CARB Warning

    Follow EPA, CARB, and state regulations for engine changes

    Emissions warning: this part is for vehicle engine changes, not direct oem engine replacements. In California, engine changes are legal when done in compliance with California bureau of automotive repairs (bar) engine change policy. For assistance, call bar referee at: (800) 622-7733. And see https://bar.Ca.Gov/consumer/smog_check_program/engine_changes. All customers must comply with federal epa mobile source enforcement memorandum no. 1a (and addendum) and all applicable state regulations when conducting engine changes. Improper installation and/or use of this part in California may subject the installer and/or owner to a $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 laws of all states for use of this engine change part on makes or models of vehicles that render them noncompliant with applicable state and/or federal emission laws with penalties under federal law of up to approximately $45,268 per tampered vehicle and/or engine

    Edelbrock 7581 Specifications

    MFG. Part #7581
    Intake Manifold TypeDual Plane
    RPM Range1,500-6,500
    Material TypeAluminum
    Speedway Motors Catalog Part #325-7581
    Fuel System TypeCarbureted
    Carburetor QuantityOne
    Carburetor Flange Type4-Barrel Square Bore
    Intake Section IncludedComplete
    Gaskets IncludedNo
    Overall Height5.75"
    Bolt Hole Pattern5.160" x 5.625"
    Sold in QuantityEach
    NotesNo provisions for exhaust-heated chokes. No exhaust crossover. Includes nitrous bosses. May require small base diameter distributors to clear certain thermostat housings.
    GTIN Code085347075812