Product Summary

383, Natural, Aluminum, Gasket(s) Included

    Key Specs


    Need To Know

    This Product Will Ship Free

    Shipping Policies & FAQs

    Quick and Easy Returns

    Return Policy


    The Edelbrock Total Power Package concept of selling dyno-matched components has been popular since the 1980s, but with the introduction of the Performer RPM Power Package Top End Kits, Edelbrock matched parts are now available under one part number!

    • Matched Parts Available Under One Part Number
    • All In One Box Convenience
    • Make Things Easier In Parts Selection
    • Includes Almost Everything You Need

    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


    Material TypeAluminum
    Carburetor Flange Type4-Barrel Square Bore
    Gasket(s) IncludedYes
    Cylinder Head StyleAssembled
    Combustion Chamber Volume84cc
    Intake Valve Diameter2.14"
    Exhaust Valve Diameter1.81"
    Rocker Arms IncludedNo
    Pushrods Included
    Camshaft IncludedYes
    Intake Manifold IncludedYes
    Fuel Delivery StyleCarbureted
    Intake StyleDual Plane
    Timing Chain and Gears IncludedYes
    Lifters IncludedYes
    Cylinder Head MaterialAluminum
    CNC-Machined Combustion ChamberNo
    Intake Port LocationStandard
    Exhaust Port LocationStandard
    Exhaust Port ShapeRectangle
    Intake Valves IncludedYes
    Exhaust Valves IncludedYes
    Valve Spring IncludedYes
    Outside Diameter of Outer Spring1.55"
    Damper Spring IncludedNo
    Number of Springs Per ValveSingle
    Retainer MaterialSteel
    Retainers IncludedYes
    Locks IncludedYes
    Lock Style7 Degree
    Rocker Arm Nuts IncludedNo
    Rocker Arm Studs IncludedNo
    Guideplates IncludedNo
    Valve Covers IncludedNo
    Accessory Bolt Holes DrilledYes
    Valve Guide MaterialManganese Bronze
    Valve Seats MachinedYes
    Valve Seat Machine Style3-angle
    Steam Holes DrilledNo
    Valve Seat MaterialDuctile Iron
    Machined for O-RingNo
    Heat CrossoverNo
    Cylinder Head Bolts IncludedYes
    Oiling StyleThrough Head
    Valve Stem Seal StylePositive stop
    Intake Runner Volume210cc
    Valve Guides IncludedYes
    Valve Stem Seals IncludedYes
    Exhaust Runner Volume70cc
    GTIN Code085347020867
    CNC-Machined RunnersNo