China Cummins DCEC QSB6.7-C190 Car And Truck Diesel Engine | Tonkee®

At its core, the QSB6.7-C190 is powered by a 6.7-liter inline six-cylinder configuration, engineered by Cummins' Dongfeng Cummins Engine Company (DCEC) division.

This engine is capable of producing 190 horsepower (140 kW) of power, making it suitable for both light-duty and medium-duty vehicles. Its design incorporates advanced technologies to ensure optimal combustion efficiency and reduced emissions, contributing to compliance with stringent emission standards.

One of the key features of the QSB6.7-C190 is its use of high-pressure common rail fuel injection. This technology enables precise control of fuel delivery, resulting in improved fuel atomization and combustion. As a result, the engine delivers better fuel efficiency, reduced noise, and lower emissions. The engine's electronic control module (ECM) manages various aspects of the engine's operation, including fuel injection timing, turbocharger control, and exhaust aftertreatment systems.

The engine's construction is characterized by high-quality materials and engineering, ensuring its durability and longevity.

It employs a compact and lightweight design while maintaining a strong power-to-weight ratio, which is particularly beneficial for vehicles with size and weight constraints. The engine is built with a cast-iron block and cylinder head, enhancing its ability to withstand the demands of constant operation in various environments.

The QSB6.7-C190 also integrates advanced cooling and air handling systems to regulate temperature and optimize performance. This includes features such as a water-cooled exhaust manifold and a high-efficiency turbocharger for improved air intake and exhaust flow.

Maintenance and serviceability are made more convenient through easy access to key components. Regular maintenance tasks, such as oil changes and filter replacements, can be carried out with relative ease, minimizing downtime and maintenance costs for fleet operators.

The Cummins DCEC QSB6.7-C190 engine has gained a reputation for its reliability and adaptability across a wide range of applications, including light-duty and medium-duty trucks, buses, and various types of commercial vehicles. Its combination of power, efficiency, and durability makes it a popular choice for operators seeking a dependable and high-performing diesel engine solution.

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