"God Machine" gorgeously turned to interpret the several highlights of Dongfeng Cummins Country VI D6.7 engine

The ISD 6.7 standard of Dongfeng Cummins is the industry benchmark. It is called “God Machine” by the market and has sold more than one million units worldwide. In the era of the sixth year, it will be gorgeously turned into the national six D6.7, Xiaobian will take you to understand the improvement of the national six D6.7 in those areas.

D6.7 engine several big points

Power boost

The horsepower reaches 20Ps, the maximum torque is increased to 1200N·m, and the low-speed torque is 900N·m. The vehicle transient response performance is greatly improved, and the climbing is easier.

More economical

The fuel injection pressure is increased to 1800 bar, which improves the combustion efficiency; the unique turbocharger and turbo diffuser are integrated to increase the intake efficiency and work torque by 3-4%; the intake throttle valve + exhaust throttle valve combined Thermal management to improve emissions and OBD reliability while balancing fuel economy

More reliable

Non-EGR design, the number of parts is small, the system is simpler and more reliable; the optimized piston ring structure and coating material reduce the friction work of parts, improve the wear resistance of parts, and prolong the service life of parts.

In short, in the face of new standards and markets, Dongfeng Cummins's National Six products have comprehensively upgraded fuel economy, reliability, and power, which will bring greater economic benefits to customers and provide customers with more comprehensive products. More reasonable power service solutions.

Reading volume: Source: Cummins DCEC Author: Yue Feng

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