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    • ARP300-8245.jpg

    ARP Aluminum Rocker Arm Nut Kit, 7/16-20 x 1.200 in, .550 in Shank, Set of 16 | 300-8245

    Part Number: 300-8245
    Regular Price $88.99

    In 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 ARP rocker arm nut kit is designed for aluminum rockers, featuring 7/16-20 chromoly nuts with a 0.550 in shank diameter, 1.200 in overall length, and black oxide finish.

    Specifications:

    • Thread: 7/16-20 in
    • Shank Diameter: 0.550 in
    • Length: 1.200 in
    • Material: Chromoly
    • Finish: Black Oxide
    • Quantity: Set of 16

    Applications:

    • Aluminum Rockers

    FAQ

    What rocker style is this nut kit designed for?

    It's designed for aluminum rockers.

    What thread size do these rocker arm nuts use?

    They are threaded 7/16-20 in.

    What is the shank diameter and overall length?

    The shank measures 0.550 in in diameter and 1.200 in overall length.

    What material and finish are the nuts?

    Chromoly steel with a black oxide finish.

    How many nuts are included?

    This kit includes a set of 16 nuts.

    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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