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    • Ultra XP 2BBL Carburetor 500 CFM 2300 Hard Core Gray Gasoline Holley
    • Ultra XP 2BBL Carburetor 500 CFM 2300 Hard Core Gray Gasoline Holley
    • Ultra XP 2BBL Carburetor 500 CFM 2300 Hard Core Gray Gasoline Holley
    • Ultra XP 2BBL Carburetor 500 CFM 2300 Hard Core Gray Gasoline Holley
    • Ultra XP 2BBL Carburetor 500 CFM 2300 Hard Core Gray Gasoline Holley
    • Ultra XP 2BBL Carburetor 500 CFM 2300 Hard Core Gray Gasoline Holley
    • Ultra XP 2BBL Carburetor 500 CFM 2300 Hard Core Gray Gasoline Holley
    • Ultra XP 2BBL Carburetor 500 CFM 2300 Hard Core Gray Gasoline Holley
    • Ultra XP 2BBL Carburetor 500 CFM 2300 Hard Core Gray Gasoline Holley
    • Ultra XP 2BBL Carburetor 500 CFM 2300 Hard Core Gray Gasoline Holley
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    Sale!

    Holley Ultra XP 2-Barrel Carburetor, 500 CFM, 2300 Flange, Hard Core Gray | 0-4412HBX

    Vendor: Holley
    Part Number: 0-4412HBX
    Save $209
    Sale Price $828.95 Regular Price $1,037.95

    Available to order. In-stock orders typically ship in 1 to 2 business days.

    Not sure it fits your vehicle?
    Email sales@berryperformancesales.com with your year, make, model and engine, and we'll help you check fitment before you order.
    Fast Fulfillment: In-stock orders typically ship within 1 to 2 business days.
    Free Shipping on Orders Over $99 | Excludes freight shipments
    International Shipping Available: email sales@berryperformancesales.com for a quote.
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    Built on the proven 0-4412 platform, the Ultra XP 2-barrel carburetor adds the Ultra series' billet upgrades for more tunability, durability, and weight savings. All-aluminum construction saves nearly 50% versus the zinc version, with a contoured venturi inlet, screw-in air bleeds, and a black anodized fully adjustable billet metering block and base plate.

    Specifications:

    • CFM: 500
    • Barrel Quantity: 2
    • Flange Type: 2300 2-Barrel
    • Finish: Hard Core Gray
    • Body Finish: E-Coated
    • Fuel Type: Gasoline
    • Fuel Inlet: Single
    • Material: Aluminum
    • Model: 2300
    • Primary Main Jet: 74
    • Primary Power Valve: 3.5
    • Throttle Bore: 1.688"
    • Venturi Size: 1.376"
    • Warranty: Manufacturer's Limited 90 Day Warranty
    • Part Number: 0-4412HBX

    Approved for use in NASCAR Mid-West/West Coast Late Model divisions and shares the venturi and throttle bore dimensions of the classic 4412 2-barrel. The high-capacity fuel bowl holds 20% more fuel with internal baffling to control slosh, has sight windows on both sides for level checks, and -8 O-ring inlet threads that can be plumbed from either side.

    FAQ

    What CFM rating does the 0-4412HBX carburetor have?

    It is rated at 500 CFM.

    What racing classes is this carburetor approved for?

    It is approved for use in NASCAR Mid-West/West Coast Late Model divisions.

    How much more fuel capacity does the bowl hold?

    The fuel bowl holds 20% more fuel than standard while internal baffling controls slosh.

    Can this carburetor be plumbed from either side?

    Yes, the -8 O-ring inlet threads allow plumbing from either side.

    Shipping Policy
    • Free shipping on orders over $99 (excludes freight shipments).
    • In-stock orders typically ship within 1 to 2 business days. Weekend and holiday orders are processed the next business day.
    • Orders ship from Defiance, Ohio and a nationwide network of warehouses and manufacturers.
    • Items showing an ETA are not in stock yet. ETAs come from the manufacturer and can change.
    • No P.O. Boxes. International orders need a shipping quote, so email us first.

    Read the full Shipping Policy

    Return Policy
    • 30-day return window from the ship date. Returns must be approved first; email sales@berryperformancesales.com with your order number.
    • Items must be unused, complete and in the original packaging.
    • A 20% restocking fee applies, and return shipping is paid by the buyer.
    • Not returnable: installed or modified parts, opened or used programmers and tuners, custom orders, Open Box, and Clearance or Final Sale items.
    • Damaged, defective or incorrect items must be reported within 48 hours of delivery with photos.

    Read the full Return Policy

    Disclaimer

    All products are sold for off-road use only unless otherwise specified. Buyer assumes all responsibility for installation and operation. Seller is not liable for any incidental, indirect, or consequential damages — including engine failure, labor costs, or vehicle downtime — resulting from the use of any product sold.

    By making a purchase from Berry Performance Sales, you acknowledge and agree to abide by the terms and conditions of these Policies.

    For any questions or concerns, please contact us — we’re always happy to help.

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