
Dongfeng Cummins Z14 engine reaches national VI B emission standards with maximum power of 600hp and peak torque of 2750N.m.
Low friction power cylinder, efficient supercharging system and other designs decrease fuel consumption by about 5%; the optimized and light-weight designs decrease self-weight by 250kg.
B10 engine life increased to 1.6 million kilometers and experienced high temperature, high altitude, high humidity, mountains and cold areas adapt experiment and 6 million kilometers road tests.
2. Dongfeng Cummins B6.2 engine with national VI emission standards
Maximum power of 191kw and maximum torque increased to 1020N.m;
Optimized cooling system prolonged component life span; unique supercharger and turbine expansion pressure integrated design increases trapping efficiency and torque by 3-4%, and thus power and fuel economy were improved largely; besides, the vehicle only weighs 510kg.