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    Sale!

    Manley Manley Valve - Exhaust, Valve-SBC S/M 1.500 10777-8

    Part Number: 10777-8
    Save $46.32
    Sale Price $138.97 Regular Price $185.29

    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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    Manley's Street Series valves are the ideal choice for enthusiasts looking to boost the performance of a stock or mildly modified street engine.


    Manley Manley Valve - Exhaust, Valve-SBC S/M 1.500 10777-8


    Specifications:

    Description_SHO Valve - Exhaust
    Description_INV Valve-SBC S/M 1.500
    Description_ASC Manley Valve - Exhaust, Valve-SBC S/M 1.500.
    Description_LAB Street SBC Ex. Vlv Kit - 1.500 in. Head Dia., 4.911 in. O/A , 0.3415 in. Stem
    Description_DES Manley Valve - Exhaust, Valve-SBC S/M 1.500
    Description_EXT Manley Valve - Exhaust, Valve-SBC S/M 1.500
    Description_MKT Manley's Street Series valves are the ideal choice for enthusiasts looking to boost the performance of a stock or mildly modified street engine.
    Description_FAB High-Quality Stainless Steel: Our Street Series valves, available as XH-424 for exhaust and NK-841 for intake, are crafted from top-grade stainless steel, ensuring durability and longevity.
    Description_FAB Chrome Stems and Hard Tips: These valves feature chrome stems and hard tips for increased durability and wear resistance, making them suitable for demanding applications.
    Description_FAB Swirl Polished and Fully Machined: The under head areas are meticulously swirl polished, and the combustion faces are fully machined, enhancing airflow and combustion efficiency.
    Description_FAB Variety of Shapes: Choose from the Street Master (Straight Stem) or Street Flo shapes, allowing you to customize your valve selection based on your specific needs.
    Description_TLE Manley Street Series Chevrolet Small Block Exhaust Valve Kit - 1.500 in. Head Dia., 4.911 in. O/A , 0.3415 in. Stem
    Description_DEF Engine Exhaust Valve
    Product Market Domestic
    Head Diameter 1.500
    Valve Head Diameter 1.500
    Stem Diameter 0.3415
    Valve Stem Diameter 0.3415
    O/A Length 4.911
    Valve Length 4.911
    Valve Tip Length 0.250
    Tip Length 0.250
    Margin Width 0.060
    Seat Width 0.100
    Top of Head 10 Degree Dish
    Valve Head Shape 10 Degree Dish
    Underhead Angle 15.00
    Underhead Radius 1/2
    Valve Series Street Series
    Valve Sub-Series Street Master
    Valve Material Stainless Steel
    Valve Type Exhaust
    Product Type Engine Exhaust Valve Kit
    Valve Quantity 8
    Engine Valve Quantity 8
    Industry Automotive
    Out of Stock Message Call for Availability
    Title Manley Valve - Exhaust, Valve-SBC S/M 1.500
    Prop 65 Yes/No Yes
    Prop 65 (C, R or CR) CR
    Prop 65 - Short Label Prop 65 Warning Label.JPG
    Engine Type ICE
    Make Chevrolet
    Engine Small Block


    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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