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    • 17-43v2.jpg
    • Adapter Intake Manifold Spacer Adapter Intake Manifold Adapter for Model 2300 Flange to Large Rochester 2GC Open Cast Aluminum Holley

    Holley Intake Manifold Adapter Spacer, 2300 to Large Rochester 2GC | 17-43

    Vendor: Holley
    Part Number: 17-43
    Save $16
    Sale Price $126.95 Regular Price $142.95

    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.
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    This cast aluminum adapter allows a Model 2300 flange carburetor to be mounted on manifolds designed for the larger Rochester 2GC bolt pattern.

    Specifications:

    • Brand: Holley
    • Flange Style: 2300
    • Material: Aluminum
    • Product Type: Carburetor Adapter
    • Warranty: Manufacturer's Limited 90 Day Warranty
    • Part Number: 17-43

    Fits the larger Rochester bolt pattern; for the smaller Rochester bolt pattern, use part number 1937MRG instead.

    FAQ

    What carburetor flange does this adapter accept?

    A Model 2300 flange carburetor.

    What manifold bolt pattern does it adapt to?

    The larger Rochester 2GC bolt pattern.

    What if I need the smaller Rochester bolt pattern?

    Use part number 1937MRG instead — this adapter (17-43) fits the larger Rochester bolt pattern only.

    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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