Cummins QSB 5.9 L Heat Exchanger 3910583 Replacement Part
Big Burjo's Marine presents the Cummins QSB 5.9 L Heat Exchanger 3910583 Replacement Part, a targeted solution within our Heat Exchangers & Coolers range. Designed for the Cummins QSB 5.9 L marine engine, this 6-cylinder 'B' Series heat exchanger features a 4-inch diameter by 25.68-inch long shell. Built as a replacement part by Mr Cool (USA), it provides reliable cooling performance essential for demanding offshore and inland boating.
Shop with Big Burjo's Marine, Australia's online marine parts store, and enjoy delivery options across Australia. Free delivery Australia-wide on orders over $350. We ship to every marina, port, coastal town in Australia, including Scarborough Marina, Lake Macquarie, and Darwin Harbour. This part is essential for marine parts, boat parts, heat exchangers & coolers search terms and performance on your vessel.
Details
Full specifications, features and technical details for this product are listed in the description above. Need help checking compatibility with your vessel, caravan or 4x4? Contact our Gold Coast team on 0416 180 996 or sales@bigburjos.com and we'll confirm fitment before you order.
Shipping & Returns
Shipping (Australia-wide): Orders over $350 AUD ship free. Orders under $350 have a $15 AUD flat-rate delivery fee. Standard delivery takes 3–11 business days depending on your location; express options (1–3 business days) are available at checkout. Orders are dispatched within 1–2 business days.
Returns: We offer a 30-day return policy. Items must be unused and in original packaging. Contact us at sales@bigburjos.com or 0416 180 996 to start a return. See our full Shipping Policy and Refund Policy for details, including your rights under Australian Consumer Law.