Cummins 4B Series Marine Diesel Engine: High

Cummins 4B Series 47kw~65kw Marine Diesel Engine

Cummins 4B Series 47kw~65kw Marine Diesel Engine

Cummins 4B Series marine diesel engine delivering 47–65kW of reliable power with a compact four-cylinder design for marine applications.

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Rigid Compact Engine Design Four-cylinder block with main bearing supports between each cylinder for maximum rigidity and low weight.

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Water-Cooled Turbocharger Cummins marine-optimized turbocharger with water-cooled exhaust manifold reduces emissions and surface temperatures.

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Flexible Cooling Options Single loop keel cooling or engine-mounted heat exchanger available for simplified installation.

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Marine-Grade Lubrication Standard 9.46L marine oil pan with spin-on Cummins filters for easy, reliable maintenance.

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Product Description

The Cummins 4B Series marine diesel engine (47kw – 65kw) is compact and reliable for marine use. Its four – cylinder design with main bearing supports ensures rigidity, low weight, and optimal crankshaft reinforcement. The mechanical fuel pump with an optional electronic governor offers precise fueling and speed control. Cooling options include single – loop keel cooling or a heat exchanger, and an optional fan drive for radiators. The water – cooled exhaust manifold cuts emissions and cools surfaces. With a marine – optimized turbocharger, air filter, oil pan, and filters, it delivers great performance and durability.