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Holley  |  SKU: 0-76850HB

Holley 0-76850HB 850 CFM Ultra Double Pumper Carburetor

850 CFM - 4150 - Mechanical Secondaries - Hard Core Gray - Gasoline

Regular price $2,047.70 NZD + GST
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⚠ Special Order Item — ships direct from supplier. No returns, exchanges, or cancellations once processed. Please allow 7–20 days shipping.

Description

850 CFM - 4150 - Mechanical Secondaries - Hard Core Gray - Gasoline

Part Number: 0-76850HB

ULTRA light
Aluminum construction for 43% weight savings
ULTRA stealthy
Hard Core Gray™ anodized finish
ULTRA strong
Billet metering blocks & base plates
ULTRA cool
Black anodized billet aluminum metering blocks and base plate
ULTRA easy
Built in sight window for simple float adjustments
ULTRA fast
High-performance fuel curves
The Ultra Double Pumper™ Carburetors feature all aluminum construction and are equipped with metering blocks and a base plate made from 6061-T6 billet aluminum. They weigh in at approximately 5 lbs. less than a comparable zinc carburetor.
The new Ultra Double Pumper Carburetors have an enhanced fuel curve for optimum performance, with many more features such as aluminum construction, anodized billet aluminum metering blocks and base plate, 4 corner idle for precise idle control, mechanical secondaries for great performance, clear fuel level sight plugs for easy, no mess fuel level adjustments, Ford automatic transmission kickdown for use on popular Ford transmissions, four vacuum ports for all necessary vacuum accessories, and for the first time on a Double Pumper, factory pre-set electric choke for easy, fast cold start-ups.
The clean, stealthy look coupled with Black metering blocks and throttle body will certainly set your ride apart whether you are at the show or track.

Features and Benefits

• Hard Core Gray™ w/ black anodized billet aluminum metering blocks/base plate. Casting is hard coat anodized for ultimate corrosion resistance
• Ultra Double Pumpers feature an Optimized street/strip calibration that works out-of-the-box
• Factory preset electric choke for easy startups
• Mechanical secondaries for awesome tire turning performance
• 4 corner idle allows you to precisely control your idle system
• Built in, clear fuel level sight glass for easy, no mess fuel level adjustments
• Aluminum construction for a 43% weight savings
• Compatible with GM, Chrysler, and Ford A/T kickdown linkage. Additional parts may be required.
• 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!

This model of carburetor has the square bore flange bolt pattern. It can replace Holley, Edelbrock, Carter AFB, and Autolite style carburetors with 5 3/16" x 5 5/8" bolt pattern. If you have a spreadbore style intake manifold, you will need an adapter to install this carburetor. Similar to the Mr. Gasket #1932.

Specifications

  • Specifications
    Adjustable Air BleedsNo
    Adjustable Emulsion BleedsNo
    Adjustable Idle Feed RestrictorsNo
    Air Cleaner Flange Diameter5-1/8
    Barrel Quantity4
    Barrels4
    Barrels Quantity4
    Billet ColorBlack
    Body ColorHard Core Gray
    Body FinishE-Coated
    Body MaterialAluminum
    BoosterDownleg
    Booster DesignDownleg
    BrandHolley
    Carburetor MaterialAluminum
    Carburetor UsePerformance and Race
    CategoryAir and Fuel Delivery
    CFM850
    CFM Rating850
    ChokeElectric
    Choke TypeElectric
    Circuit Count2
    ColorHard Coat Gray
    ConditionNew
    Cubic Feet Per Minute Rating850
    Emission Code3
    FinishHard Core Gray
    Flange ShapeSquare
    Flange TypeSquare/4150
    Float LevelExternally Adjustable
    FuelGasoline
    Fuel InletDual
    Fuel Inlet Center to Center9.5
    Fuel Inlet CountDual
    Fuel Inlet Type5/8-18 Inverted Flare
    Fuel TypeGasoline
    Gasket Or Seal IncludedYes
    Grade TypeStreet/Strip
    Linkage AttachedYes
    Marine ApprovedNo
    Marine UseNo
    MaterialAluminum
    Meter Block MaterialBillet Aluminum
    Metering Block ColorBlack
    Model4150
    Mounting Hardware IncludedNo
    Mounting Hole Quantity4
    part typeCarburetor
    Primary Float TypeCenter Hung Nitrophyl
    Primary Jet Diameter80
    Primary Main Jet Size80
    Primary Power Valve6.5
    Primary Pump Nozzle Size31
    Primary Throttle Bore Diameter1.75
    Primary Venturii Diameter1.563
    Product TypeCarburetor
    SecondariesMechanical
    Secondary Barrel TypeMechanical
    Secondary Float TypeCenter Hung Nitrophyl
    Secondary Jet ExtensionsNo
    Secondary Main Jet Size80
    Secondary Power Valve6.5
    Secondary Pump Nozzle Size31
    Secondary Throttle Bore Diameter1.750
    SeriesUltra Double Pumper
    Spacer IncludedNo
    Sub CategoryCarburetion
    Supercharged ApplicationNo
    Throttle Bore Diameter1.750 inch
    Throttle Kickdown Provision(S)Compatible with GM, Chrysler, and Ford A/T kickdown linkage
    Vacuum Ports1 timed (spark) port, 2 full, and 1 PCV port
    WarningCalifornia Proposition 65
    WarrantyManufacturer's Limited 90 Day Warranty
  • Instructions

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