The Cummins 6BT5.9 is a 5.9-liter, 6-cylinder, water-cooled diesel engine with a mechanical direct injection fuel system. As part of the renowned Cummins B series, it features a simple structure, easy maintenance, and exceptional reliability.
This engine is widely used in construction machinery, trucks, buses, generator sets, and agricultural equipment, making it one of the most popular mid-size diesel engines globally.
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