BF6L 913

The BF6L913 is a series of heavy-duty, air-cooled diesel engines, developed based on the technology of the German Deutz FL912/913 series. These engines are renowned for their robust design, high reliability, and strong environmental adaptability, making them a core power solution in various industrial and mobile applications.

Core Technical Specifications

The series primarily includes two main models: the naturally aspirated or turbocharged BF6L913 and the intercooled turbocharged BF6L913C. Key specifications are as follows:

| Parameter | Model: BF6L913 | Model: BF6L913C |

| Number of Cylinders | 6 | 6 |

| Cylinder Arrangement | In-line | In-line |

| Bore × Stroke (mm) | 102 × 125 | 102 × 125 |

| Displacement (L) | 6.128 | 6.128 |

| Cooling System | Air-cooled | Air-cooled |

| Air Intake System | Turbocharged | Turbocharged After Cooling |

| Rated Power (kW) | 112 – 118 | 125 – 141 |

| Rated Speed (r/min) | 2300 – 2500 | 1500 – 2500 |

| Compression Ratio | 18 | 18 |

| Approx. Weight (kg) | 485 | 510 |

| Ignition Type | Compression Ignition | Compression Ignition |

Key Features and Advantages

*   Advanced Air-Cooling Technology: Eliminates the need for a water cooling system, including coolant, water pumps, and radiators. This design significantly reduces the risk of failures related to coolant leaks, freezing, or boiling, and lowers maintenance complexity and costs, particularly in extreme temperature environments.

*   Robust Power and High Efficiency: The direct injection combustion system ensures excellent fuel economy and reliable power output. The turbocharged and intercooled (for BF6L913C) versions provide enhanced power density and torque.

*   Strong Adaptability and Reliability: The engine’s design allows for stable operation in harsh conditions, including high dust, humidity, and wide temperature variations (-30°C to 50°C). Its simple and sturdy structure contributes to long service life and high durability.

*   Wide Range of Applications: This engine series is extensively used as a prime mover for generator sets, water pump units, and in various machinery such as agricultural tractors, construction equipment, mining machinery, and special vehicles.

Manufacturing and Development

The BF6L913 series technology originated from Deutz. In China, have further developed and produced the B/FL912/913 series offering power outputs from 12kW to 141kW to meet diverse market demands.

Conclusion

The BF6L913 series diesel engine represents a mature and proven air-cooled power platform. Its balance of performance, fuel efficiency, low maintenance requirements, and operational resilience in challenging conditions makes it a preferred choice for industrial, agricultural, and backup power applications worldwide. 

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