Weichai WP6 Engine
The Weichai WP6 series diesel engine is a variant diesel engine whose combustion system, intake and exhaust system, cooling system, power take-off system, diesel engine monitoring system and usage characteristics are improved based on the digestion and absorption of foreign advanced technology. It boasts such features as wide power speed range, small volume, light weight, compact structure, reliability, low fuel consumption, and simple and convenient installation and operation.
Technical Specifications
| Type | Four-stroke water cooled, in-line, turbocharged/turbocharged and intercooled |
Number of cylinders | 6 |
| Cylinder Bore/stroke | 105×130(mm) | Displacement | 6.75L |
| Oil consumption rate | ≤0.2g/kW·h | Noise | ≤98dB（A） |
| Minimum fuel consumption rate | 212g/kW·h | Idle speed | 650±30r/min |
| Torque reserve | 20-35% | Rotation direction of crankshaft (facing the flywheel end) |
Counter-clockwise |
| Dimensions
Length × Width × Height/net weight |
Turbocharged 1360×890×1054（mm） 700kg
Turbocharged and intercooled 1360×890×1054（mm） 750kg |
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| Series | Model | Air intake mode | Rated power kW/Ps | Speed r/min | Fuel feeding mode | Emission level | Power classification |
| WP6 | WP6C140-23 | Turbocharged | 103/140 | 2300 | Mechanical pump | – | P1 |
| WP6C142-18 | Turbocharged | 105/142 | 1800 | Mechanical pump | – | P1 | |
| WP6C156-21 | Turbocharged | 115/156 | 2100 | Mechanical pump | – | P1 | |
| WP6C163-23 | Turbocharged | 120/163 | 2300 | Mechanical pump | – | P1 | |
| WP6C150-15 | Turbocharged and intercooled | 110/150 | 1500 | Mechanical pump | – | P1 | |
| WP6C165-18 | Turbocharged and intercooled | 122/165 | 1800 | Mechanical pump | – | P1 | |
| WP6C185-21 | Turbocharged and intercooled | 136/185 | 2100 | Mechanical pump | IMOⅡ | P1 | |
| WP6C220-23 | Turbocharged and intercooled | 162/220 | 2300 | Mechanical pump | IMOⅡ | P1 | |
| WP6C250-23 | Turbocharged and intercooled | 168/228 | 2230 | Mechanical pump | IMOⅡ | P3 |