Cummins 6BT, 6BTA Heat Exchanger 4019958CN 4x25 Replacement Part (3914642)
Introducing the Cummins 6BT, 6BTA Heat Exchanger 4019958CN Replacement (3914642) from Mr Cool (USA). This non-OEM aftermarket part sits in the Heat Exchangers & Coolers family and is designed to suit Cummins 6BT 250hp later models and Cummins 6BTA 300hp. It replaces Cummins heat exchangers 4019958, 3866719 and 3914642 with a straightforward, reliable replacement for marine engines.
Built for marine parts and boat parts markets, this heat exchanger is crafted by Mr Cool in the USA to meet demanding marine cooling needs. It delivers compatibility within the Heat Exchangers & Coolers category and complements other Marine Energy Systems components. Use it when upgrading or replacing existing units to maintain engine cooling performance.
Free delivery Australia-wide on orders over $350. We ship to every marina, port and coastal town in Australia, including Townsville Marina, Broome Marina and Bundaberg Port Marina, with service from Big Burjo's Marine (bigburjos.com). Shop with confidence for quality parts that support reliable engine operation on Aussie waters.
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.