• GMP19434240.jpg
    • Chevrolet Performance Big Block Gen VI Bare Engine Block, Iron 4.470 in Bore, 9.800 in Deck | 19434240
    • GMP19434240.jpg

    Chevrolet Performance Big Block Gen VI Bare Engine Block, Iron 4.470 in Bore, 9.800 in Deck | 19434240

    Vendor: Chevrolet Performance Parts
    Part Number: 19434240
    $4,098.42

    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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    Product DetailsFAQReviewsRelated Products

    The Chevrolet Performance Gen VI bare block is a tall-deck cast iron Big Block Chevy cylinder block for Mark IV and Gen VI based builds. It features a 4.470 in bore, a 9.800 in deck height, four-bolt main caps and a one-piece rear seal.

    Specifications:

    • Gen VI (Mark IV / Gen VI) bare cylinder block
    • Material: cast iron
    • Bore: 4.470 in
    • Deck height: 9.800 in (tall deck)
    • Main caps: 4-bolt
    • Rear seal: 1-piece
    • Fits Big Block Chevy
    • Part number: 19434240

    Applications:

    • Big Block Chevy (Mark IV / Gen VI) builds

    FAQ

    What is the deck height?

    The deck height is 9.800 in, a tall-deck block.

    What is the bore?

    The bore is 4.470 in.

    How many main bolts does it use?

    It uses 4-bolt main caps.

    What engine family does it fit?

    It fits Mark IV and Gen VI Big Block Chevy builds.

    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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