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The Cummins QSC 8.3 500HP Marine Diesel Engine is a powerful inboard marine diesel engine designed for vessels that need high-output propulsion, strong torque, and dependable Cummins diesel performance. Built around an 8.3L inline 6-cylinder, 4-stroke marine diesel platform, this engine delivers 500 HP with High-Pressure Common Rail fuel injection, Cummins ECM electronic control, turbocharged and seawater-aftercooled aspiration, and heat exchanger or keel cooling configuration options. For sportfishing boats, patrol craft, commercial vessels, offshore boats, workboats, and repower projects, the Cummins QSC 8.3 500HP provides a strong balance of power, durability, and installation flexibility.Add to cart
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The Cummins QSC 8.3 525HP Inboard Diesel Engine is a high-output inboard marine diesel engine designed for sportfishing boats, offshore yachts, commercial vessels, patrol craft, workboats, passenger vessels, and demanding repower projects. Built on the proven 8.3L Cummins QSC marine diesel platform, this inline 6-cylinder engine delivers 525 HP with High-Pressure Common Rail fuel injection, Cummins Quantum ECM electronic control, turbocharged and aftercooled performance, and seawater heat exchanger or keel cooling options. For buyers who need strong torque, efficient combustion, modern electronic management, and dependable Cummins Marine reliability, the QSC 8.3 525HP is a powerful and practical propulsion solution.Add to cart
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The Cummins QSC 8.3 550HP inboard marine engine is a high-performance diesel propulsion system built for vessels that demand strong horsepower, reliable torque, and long-term durability. Engineered by Cummins, this 550HP marine diesel engine delivers consistent power for offshore, commercial, and high-load marine applications.Add to cart
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The Cummins QSC 8.3 575HP Marine Diesel Engine is a high-output inboard marine diesel engine designed for commercial vessels, performance cruisers, fishing boats, workboats, and demanding marine propulsion applications. It uses an 8.3-liter inline 6-cylinder diesel platform, turbocharged and aftercooled aspiration, High-Pressure Common Rail fuel delivery, and Cummins Quantum ECM electronic control. Built for buyers who need serious power, dependable torque, and professional-grade propulsion, this engine fits vessels requiring strong 575HP diesel performance from a globally trusted marine manufacturer.Add to cart
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The Cummins QSC 8.3 600HP Marine Diesel Engine is a high-output inboard marine diesel engine built for sportfishing boats, offshore yachts, patrol vessels, commercial craft, passenger boats, workboats, utility vessels, and demanding repower projects. Powered by the proven 8.3L Cummins QSC marine diesel platform, this inline 6-cylinder engine delivers 600 HP with High-Pressure Common Rail fuel injection, Cummins Quantum ECM electronic control, turbocharged and aftercooled performance, seawater heat exchanger or keel cooling options, and rated speed up to 3000 RPM. For buyers who need strong horsepower, modern electronic management, compact installation value, and dependable Cummins Marine propulsion, the QSC 8.3 600HP is a powerful choice.Add to cart
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The Cummins QSL 9 405HP Marine Propulsion Diesel Engine is a dependable marine inboard diesel engine designed for commercial vessels, patrol boats, fishing boats, workboats, yachts, utility craft, and shaft-drive repower projects. Built on the proven Cummins QSL9 marine diesel platform, this inline 6-cylinder engine delivers 405 HP from an 8.9–9.0L displacement range with high-pressure electronic fuel injection, electronic engine management, heat exchanger cooling, and turbocharged aftercooled performance. For buyers searching for a reliable 405HP Cummins marine diesel engine, the QSL9 offers strong torque, durable construction, efficient operation, and practical inboard propulsion capability.Add to cart
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The Cummins QSL 9 430HP Marine Inboard Propulsion Engine is a dependable marine inboard diesel engine designed for fishing boats, patrol vessels, workboats, motor yachts, utility craft, commercial vessels, and shaft-drive repower projects. Built on the proven Cummins QSL9 inline 6-cylinder platform, this engine delivers 430 HP from an 8.9L displacement with electronic high-pressure fuel injection, turbocharged and aftercooled performance, and a heat exchanger marine cooling system. For buyers searching for a strong 430HP Cummins marine diesel engine, the QSL9 offers reliable torque, efficient operation, and practical inboard propulsion capability for demanding marine use.Add to cart
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The Cummins QSL 9 455HP Marine Diesel Engine is a high-output propulsion system engineered to deliver strong torque performance, efficient fuel management, and reliable operation under continuous marine load. It is designed for vessel owners and marine professionals who require dependable power for demanding commercial and offshore applications.Add to cart
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The Cummins QSL 9 480HP Inboard Propulsion Diesel Engine is a powerful marine inboard diesel engine designed for fishing boats, patrol vessels, workboats, commercial craft, motor yachts, passenger vessels, utility boats, and demanding shaft-drive repower projects. Built on the trusted Cummins QSL9 Marine Diesel platform, this 4-stroke inline 6-cylinder diesel engine delivers 480 HP from an 8.9L displacement with High-Pressure Common Rail fuel injection, Cummins ECM electronic engine control, turbocharged and aftercooled performance, and heat exchanger or keel cooling configuration options. For buyers who need strong torque, efficient diesel performance, and reliable Cummins Marine propulsion, the QSL9 480HP is a serious inboard power solution.Add to cart
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The Cummins QSL 9 500HP Inboard Diesel Engine is a powerful marine inboard diesel engine designed for fishing boats, patrol vessels, workboats, commercial craft, passenger vessels, motor yachts, utility boats, and demanding repower projects. Built on the proven Cummins QSL9 Marine Diesel platform, this 4-stroke inline 6-cylinder turbocharged diesel engine delivers 500 HP from an 8.9L displacement with High-Pressure Common Rail injection, Cummins ECM electronic control, turbocharged aftercooled performance, and heat exchanger or keel cooling configuration options. For buyers who need strong torque, reliable diesel power, and trusted Cummins Marine engineering, the QSL9 500HP is a serious inboard propulsion solution.Add to cart
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The Cummins QSL9 525HP Marine Diesel Engine is a high-performance marine propulsion engine engineered for commercial vessels, sportfishing boats, motor yachts, patrol craft, and heavy-duty recreational applications. Delivering 525 horsepower from an efficient 8.9-liter inline six-cylinder platform, the QSL9 combines advanced High-Pressure Common Rail (HPCR) fuel injection technology, electronic engine management, and turbocharged performance to provide exceptional reliability, fuel efficiency, and responsive power delivery. Designed specifically for marine environments, this engine offers a proven solution for operators seeking dependable propulsion and long-term durability.Add to cart
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The Cummins QSL 9 550HP Marine Diesel Engine is a high-output marine propulsion diesel engine designed for sportfishing boats, patrol boats, workboats, commercial vessels, offshore craft, utility boats, and demanding repower applications. Built on the proven Cummins QSL9 Marine Diesel Engine platform, this 4-stroke inline 6-cylinder turbocharged diesel delivers 550 HP from an 8.9L displacement with High-Pressure Common Rail fuel injection, Cummins ECM electronic control, turbocharged aftercooled performance, and seawater heat exchanger or keel cooling options. For buyers who need strong torque, dependable diesel power, and trusted Cummins Marine engineering, the QSL9 550HP is a serious propulsion solution for demanding marine use.Add to cart
