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    • MSD Chevy V8 Marine Certified Distributor, Black Anodized, UL-Approved | 85603
    • MSD Chevy V8 Marine Certified Distributor, Black Anodized, UL-Approved | 85603
    • MSD Chevy V8 Marine Certified Distributor, Black Anodized, UL-Approved | 85603
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    • Chevy V8 Marine Certified Distributor-Black Marine Ul-Certified MSD Ignition
    • Chevy V8 Marine Certified Distributor-Black Marine Ul-Certified MSD Ignition
    • Chevy V8 Marine Certified Distributor-Black Marine Ul-Certified MSD Ignition
    • Chevy V8 Marine Certified Distributor-Black Marine Ul-Certified MSD Ignition
    • Chevy V8 Marine Certified Distributor-Black Marine Ul-Certified MSD Ignition
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    Sale!

    MSD Chevy V8 Marine Certified Distributor, Black Anodized, UL-Approved | 85603

    Vendor: MSD
    Part Number: 85603
    Save $85
    Sale Price $675.95 Regular Price $760.95

    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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    Built off MSD's tried and true billet marine distributors, this 6061-T6 aluminum housing is hard anodized in a sleek black finish. Under the black cap is a quality rotor, pickup, reluctor, and adjustable weight plate assembly (where applicable), backed by UL testing to marine ignition safety standards.

    Specifications:

    • Category: Ignition
    • Product Type: Distributor
    • Grade Type: Marine
    • Color: Black
    • Distributor Type: Magnetic Pickup
    • Gear Material: Cast Iron, Melonized QPQ Coated
    • Shaft: 0.500in, QPQ coated (Chevy applications)
    • Housing: CNC machined billet aluminum housing and base, bolt-down cap, two flame arrestor holes with brass screens, black anodized
    • Connector: Weathertight, locked and sealed
    • Certification: UL Approved
    • Warranty: Manufacturer's Limited 1 Year Warranty
    • Part Number: 85603

    Must be used with an MSD Ignition Control. Will not accept a vacuum advance canister.

    FAQ

    Is the MSD 85603 marine distributor certified?

    Yes, it's UL Approved and tested to meet or exceed U.S. Coast Guard safety standards for marine ignition systems.

    What color is the MSD 85603?

    Black anodized.

    What connector does the 85603 use?

    A Weathertight Connector for a positive-lock, water-resistant connection.

    What shaft size does the 85603 use for Chevy applications?

    A 0.500 inch QPQ-coated distributor shaft joined by a melonized distributor gear.

    Is the MSD 85603 CARB legal?

    No CARB Exemption Order Number is listed for this part.

    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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