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    Russell -6 AN to -8 AN Radius Port O-Ring Boss Adapter | Black Anodized | 670640

    Vendor: Russell
    Part Number: 670640
    Regular Price $15.95

    Currently out of stock.

    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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    Russell adapter fittings are machined from lightweight aluminum and connect Russell hose ends and hardlines to almost any component. They are offered in a wide range of thread and port configurations for fuel, oil, and related plumbing.

    • Type: radius port O-ring boss adapter
    • Configuration: -6 AN to -8 AN
    • Seal: O-ring boss port
    • Material/finish: aluminum, black anodized
    • Part number: 670640

    FAQ

    What does this adapter connect?

    It joins -6 AN and -8 AN plumbing through a radius port O-ring boss connection.

    What seals the port side?

    An O-ring boss seal.

    What is it made from?

    Lightweight aluminum with a black anodized finish.

    Is it reusable?

    Yes, it can be removed and reinstalled with a fresh O-ring as 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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