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产品概述
The WP8 engine is a classic model upgraded from the 7.47 L displacement of the WP7 to 7.8 L. Utilizing a highly efficient SCR route, it is developed for segment-specific market adaptability and features a family-style design, strong power, excellent economy, separate intake/exhaust structure, and high adaptability； Maximum power of 257 kW, compliant with Stage V emissions, and adapted for 4–5t loaders.
产品优势
Low fuel consumption: Separate intake and exhaust design enhances volumetric efficiency and optimizes combustion, leading to improved economy and low fuel consumption rates.
Lightweight design: Modular design with integrated fuel filter and integrated engine cooling/oil cooling module; family-style design ensures smoother and more aesthetic fuel and electrical routing. Application of new materials, such as cast aluminum flywheel housing and plastic cylinder head cover.
Excellent NVH performance: Rear-mounted gear train, drum-shaped engine block skirt, and standard reinforced webs to further reduce vibration and noise, being 2–3 dB(A) lower than competing products.
Powerful performance: Torque increased to 1400 N·m, delivering sufficient power under various operating conditions.
High reliability: B10 life increased to 1 million km.
产品规格
备注：产品参数及图片仅供参考；如有变动，不另行通知。
型谱表
|
Model |
Rated power/speed (kW/rpm) |
Peak torque/speed (N·m/rpm) |
Displacement (L) |
Emission standard |
Technical route |
Target applications |
Number of valves |
|
WP8G178E670 |
131/2000 |
760/1400-1600 |
7.8 |
Stage V |
DOC+DPF+Hi-SCR |
4t loader |
4 |
|
WP8G178E671 |
131/2200 |
800/1400 |
7.8 |
Stage V |
DOC+DPF+Hi-SCR |
4t loader |
4 |
|
WP8G203E671 |
149/2200 |
990/1400-1600 |
7.8 |
Stage V |
DOC+DPF+Hi-SCR |
4t loader |
4 |
|
WP8G231E671 |
170/2200 |
1200/1400-1600 |
7.8 |
Stage V |
DOC+DPF+Hi-SCR |
5t loader |
4 |
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To build a world-class multinational group of high-end equipment with leading technology and green development
Learn More
Weichai's full-series, full-domain products, and full-scenario high-end equipment solutions
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Exclusive service website, guarding customer operations with the commitment of saying, doing, and being more considerate
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