Holley® 0-4781C - Double Pumper Carburetor

0 reviews|Item # mpn5233444500
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    $1,042.27
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    Vehicle Fitment

    American Motors
    Avanti
    Bentley
    Bricklin
    Buick
    Cadillac
    Checker
    Chevy
    Chrysler
    Cunningham
    DeSoto
    Dodge
    Dual-Ghia
    Ford
    GMC
    International
    Jeep
    Kurtis
    Lincoln
    Mazda
    Mercury
    Nash
    Oldsmobile
    Packard
    Plymouth
    Pontiac
    Shelby
    Studebaker
    Stutz
    Sunbeam

    Specifications

    Barrel Quantity
    4
    Body Color
    Gold Dichromate
    Body Finish
    Plated
    Booster
    Downleg
    Carburetor Material
    Aluminum
    Carburetor Use
    Performance and Race
    CFM
    850
    Choke
    Manual
    Cubic Feet Per Minute Rating
    850
    Emission Code
    3
    Finish
    Gold Dichromate
    Flange Type
    Square/4150
    Fuel
    Gasoline
    Fuel Inlet
    Dual
    Linkage Attached
    Yes
    Marine Approved
    No
    Marine Use
    No
    Material
    Aluminum
    Model
    4150
    Mounting Hole Quantity
    4
    Primary Jet Diameter
    80
    Primary Main Jet
    80
    Primary Power Valve
    6.5
    Primary Pump Nozzle Size
    31
    Secondaries
    Mechanical
    Secondary Main Jet
    80
    Secondary Power Valve
    6.5
    Secondary Pump Nozzle Size
    31
    Spacer Included
    No
    Supercharged Application
    No
    Throttle Bore
    1.750"
    Vacuum Ports
    1 timed (spark) port, 1 full, and 1 PCV port
    Height
    3.250"
    Carburetor Type
    Square Bore
    Secondary Type
    Mechanical
    Booster Type
    Down Leg
    Throttle Bore Size
    1.750"
    Fuel Type
    Gasoline
    Material
    Zinc
    Type
    Universal
    Quantity
    1 Piece

    Features

    • Gold Dichromate finish for corrosion resistance and classic Holley looks
    • Optimized street/strip calibration that works out-of-the-box
    • Manual choke (Cable driven, hand operated) for precise cold start control
    • Mechanical secondaries for awesome tire turning performance
    • 4 corner idle allows you to precisely control your idle system
    • Dual accelerator pumps for additional fuel under initial acceleration
    • Dual feed fuel inlets for constant high volume fuel delivery
    • Intended for lightweight vehicles w/ manual trans or automatics with high stall & low gearing
    • 100% wet-flow tested by Holley technicians to assure it arrives ready to run!

    Product Details

    Double Pumper Carburetor (0-4781C) by Holley®. Holley Double Pumper carburetors are a perfect performance upgrade for hot street cars and race vehicles. Double Pumper carburetors are an American icon when it comes to performance carburetors. From their roots as the premier carburetor on many factory muscle cars to powering thousands of vehicles across the finish line, the Double Pumper is a great choice whether you are burning up the street or the quarter mile. The Double Pumper is designed for use on lightweight vehicles with a manual transmission or an automatic transmission with a high stall and low rear end gears. The Double Pumper is available in a gold dichromate or tumble polished shiny finish and features dual accelerator pumps for additional fuel under initial acceleration; mechanical secondaries for great performance; dual feed fuel inlets for constant high volume fuel delivery and a manual choke for easy control of engine warm up.

    Brand:
    Part Number:
    0-4781C
    UPC:
    090127471081
    Alternate MPN:
    04781C

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