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D6.7NS6E290
Cummins

The Cummins D6.7NS6E290 is a robust and high-performance 6.7-liter diesel engine designed for demanding commercial and industrial applications. As part of the proven D6.7 series from Dongfeng Cummins, this engine delivers reliable power and superior torque, making it an ideal power source for a wide range of heavy-duty equipment.
This engine is engineered as a versatile prime mover for:
Construction Machinery: Primarily used to power heavy-duty engineering equipment such as mini excavators and construction trucks.
Commercial Vehicles: Suitable for a range of heavy-duty trucks and vocational vehicles requiring durable and high-torque power.
Advanced HPCR Fuel System: The Bosch High-Pressure Common Rail system ensures precise fuel metering and injection, leading to superior combustion efficiency for excellent fuel economy and low emissions.
High Power & Low-Speed Torque: The engine delivers strong power and a high peak torque of 1100 N·m at a low 1200 rpm, providing exceptional pull-away performance and gradeability, crucial for heavy-load operations.
Robust & Durable Architecture: Built with an advanced 4-valve structure for better air intake, and features like forged steel components (e.g., articulated pistons) to withstand extreme mechanical and thermal loads. It is designed for long service life, with data indicating a significant portion of D6.7 series engines achieving over 800,000 kilometers without a major overhaul.
Reliable Operation: Designed for dependable performance in tough environments, with features ensuring good cold-start capability and stable operation.

The Cummins D6.7NS6E290 is a robust and high-performance 6.7-liter diesel engine designed for demanding commercial and industrial applications. As part of the proven D6.7 series from Dongfeng Cummins, this engine delivers reliable power and superior torque, making it an ideal power source for a wide range of heavy-duty equipment.
This engine is engineered as a versatile prime mover for:
Construction Machinery: Primarily used to power heavy-duty engineering equipment such as mini excavators and construction trucks.
Commercial Vehicles: Suitable for a range of heavy-duty trucks and vocational vehicles requiring durable and high-torque power.
Advanced HPCR Fuel System: The Bosch High-Pressure Common Rail system ensures precise fuel metering and injection, leading to superior combustion efficiency for excellent fuel economy and low emissions.
High Power & Low-Speed Torque: The engine delivers strong power and a high peak torque of 1100 N·m at a low 1200 rpm, providing exceptional pull-away performance and gradeability, crucial for heavy-load operations.
Robust & Durable Architecture: Built with an advanced 4-valve structure for better air intake, and features like forged steel components (e.g., articulated pistons) to withstand extreme mechanical and thermal loads. It is designed for long service life, with data indicating a significant portion of D6.7 series engines achieving over 800,000 kilometers without a major overhaul.
Reliable Operation: Designed for dependable performance in tough environments, with features ensuring good cold-start capability and stable operation.
