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    AED Accelerator Pump Diaphragm, 50cc, 10-Pack | 5337X

    Part Number: 5337X
    Regular Price $73.51

    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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    AED's Accelerator Pump Diaphragm replaces the rubber diaphragm that drives the accelerator pump circuit on a Holley carburetor, restoring a consistent off-idle fuel shot when the original diaphragm hardens or tears.

    Specifications:

    • 50cc pump size
    • Rubber construction
    • For gasoline applications
    • Fits Holley carburetors
    • Sold as a 10-pack
    • Part Number: 5337X

    FAQ

    What does this diaphragm do?

    It drives the accelerator pump circuit, pushing fuel through the squirter when the throttle opens.

    What size pump is this for?

    It's sized for a 50cc accelerator pump.

    Is this for gas or alcohol applications?

    It's designed for gasoline applications.

    How many are included?

    This is sold as a 10-pack.

    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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