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    • Replacement Hardware Kit Replacement Hardware Kit for GEN 3Hemi Hi-Ram Manifold Holley
    • Replacement Hardware Kit Replacement Hardware Kit for GEN 3Hemi Hi-Ram Manifold Holley
    • Replacement Hardware Kit Replacement Hardware Kit for GEN 3Hemi Hi-Ram Manifold Holley
    • Replacement Hardware Kit Replacement Hardware Kit for GEN 3Hemi Hi-Ram Manifold Holley

    Holley Replacement Hardware Kit for Gen III Hemi Hi-Ram Manifold | 300-655

    Vendor: Holley
    Part Number: 300-655
    Save $7.16
    Sale Price $54.79 Regular Price $61.95

    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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    This hardware kit is the genuine Holley replacement for mounting Gen III Hemi Hi-Ram intake manifolds, part numbers 300-650, 300-651, 300-653, and 300-658.

    Specifications:

    • Category: Air and Fuel Delivery
    • Engine: Gen III Hemi
    • Part Type: Engine Intake Manifold Mounting Hardware
    • Sub Category: Hardware, Fasteners and Fittings
    • Warning: California Proposition 65
    • Warranty: Manufacturer's Limited 90 Day Warranty
    • Part Number: 300-655

    FAQ

    Which manifolds does this hardware kit fit?

    Gen III Hemi Hi-Ram manifolds 300-650, 300-651, 300-653, and 300-658.

    Is this genuine Holley hardware?

    Yes.

    What's covered by warranty?

    Manufacturer's limited 90-day warranty.

    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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