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    Sale!

    Holley Black Anodized Adjustable Billet Fuel Line, For Dual Feed 4150/Dominator Carburetors | 34-39

    Vendor: Holley
    Part Number: 34-39
    Save $57
    Sale Price $449.95 Regular Price $506.95

    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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    This black anodized adjustable billet fuel line is designed for dual feed Model 4150 and Dominator carburetors. It adjusts to fit a variety of metering block and fuel bowl configurations.

    Specifications:

    • Brand: Holley
    • Category: Air and Fuel Delivery
    • Center to Center Measurement: Adjustable
    • Finish: Black
    • Inlet Fitting Thread Diameter: 8 AN
    • Outlet Fitting Thread Diameter: 7/8-20
    • Material: Aluminum
    • Model: Adjustable 4150/4500
    • Product Type: Fuel Line
    • Sub Category: Carburetion
    • Warranty: Manufacturer's Limited 90 Day Warranty
    • Part Number: 34-39

    Fits models with 7/8-20 fuel bowl threads; features -8 AN male inlets with a 3/8" NPT outlet at the rear of the log for a return line if needed.

    FAQ

    What carburetors does this fuel line fit?

    It's designed for dual feed Model 4150 and Dominator carburetors with 7/8-20 fuel bowl threads.

    Is the center-to-center spacing adjustable?

    Yes, it adjusts to fit various metering block and fuel bowl configurations.

    Does it support a return line?

    Yes, it has a 3/8" NPT outlet at the rear of the log for a return line if needed.

    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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