RA series bus engine
Weichai bus engines, with the displacement ranging from 2.3L to 12L and the power ranging from 88kW to 338kW meet Euro V, Euro VI and other emission standards, and are applicable to various buses with a length greater than 5m such as school buses, passenger buses, private buses, touring buses, public buses, hybrid electric buses, and special buses. These new-generation power products (RA/WP2.3N/WP3N/WP4.1N/WP4.6N) are applicable to rural public buses, minibuses, long-nose school buses, high-end MPVs, European light buses, and characterized by high reliability, strong power, fuel saving and environmental protection.
RA series bus engine
|Number of valves per cylinder||Rated power/speed
|Min. fuel consumption on external characteristic curve
|Technical route||Applicable model|
|RA428Q150E50||2.8||4||110/3200||400/1400-2600||203||Common rail + SCR||5–6M Sprinter、high-end COASTER、VANs|
|RA428Q163E50||2.8||4||120/3200||420/1400-2600||203||Common rail + SCR||5–6M Sprinter、high-end COASTER、VANs|
|RA428Q150E61||2.8||4||110/3200||380/1400-2700||203||EGR+DOC+DPF+SCR||5–6M Sprinter、high-end COASTER、VANs|
|RA428Q163E61||2.8||4||120/3200||420/1400-2600||203||EGR+DOC+DPF+SCR||5–6M Sprinter、high-end COASTER、VANs|
- High power, high torque (and high output torque at low speed).
- Minimum fuel consumption is 6g/kW•h lower than that of competing products, ensuring a wide economic speed range.
- The customized development of NVH ensures low noise and vibration.
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