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Weichai WP4 series marine diesel engine (60-95kW)
Model Rated power Speed
kW/Ps r/min
WP4C82-15 60/82 1500
WP4C95-18 70/95 1800
WP4C102-21 75/102 2100
WP4C102-15 75/102 1500
WP4C120-18 88/120 1800
WP4C130-21 95/130 2100
kW/Ps r/min
WP4C82-15 60/82 1500
WP4C95-18 70/95 1800
WP4C102-21 75/102 2100
WP4C102-15 75/102 1500
WP4C120-18 88/120 1800
WP4C130-21 95/130 2100
More Details
Parameters Table
| Type | Four-stroke, water cooled, in-line, turbocharged/turbocharged and intercooled | Number of cylinders | 4 |
| Cylinder Bore/stroke | 105×130(mm) | Displacement | 4.5L |
| Oil consumption rate | ≤0.2g/kW·h | Noise | ≤100dB（A） |
| Minimum fuelconsumption rate | 195g/kW·h | Idle speed | 650±30r/min |
| Rotation directionof crankshaft (facing the flywheel end) | Counter-clockwise | Net weight | 600kg |
| Dimensions | Length × Width × Height 1065×819×1056（mm） | ||
Model Portfolio Table
| Series | Model | Air intake mode | Rated power kW/Ps | Speed r/min | Fuel feeding mode | Emission level | Power classification |
| WP4 | WP4C82-15 | Turbocharged | 60/82 | 1500 | Mechanical pump | — | P1 |
| WP4C95-18 | Turbocharged | 70/95 | 1800 | Mechanical pump | — | P1 | |
| WP4C102-21 | Turbocharged | 75/102 | 2100 | Mechanical pump | — | P1 | |
| WP4C102-15 | Turbocharged and intercooled | 75/102 | 1500 | Mechanical pump | — | P1 | |
| WP4C120-18 | Turbocharged and intercooled | 88/120 | 1800 | Mechanical pump | — | P1 | |
| WP4C130-21 | Turbocharged and intercooled | 95/130 | 2100 | Mechanical pump | — | P1 |
Remark: Product parameters and model portfolio are for reference only. Please contact relevant personnel for official information on delivery time and fishing boat model portfolio.
Product description
Safe and reliable
- The overhaul period of high-strength engine block, crankshaft, connecting rod and cylinder head is 12000h
- The high-quality suppliers of Weichai system are used. It is developed according to the high requirements of large displacement engines for reliability
- Rigorous and perfect test methods ensure the reliability of key parts and components
Strong power
- The torque reserve is as high as 20%-35%, the range of large torque section is wide, and the ships equipped with the engine will have good acceleration
Economical and fuel-efficient
- Reasonable allocation of oil pump, turbocharger, air intake and exhaust system; low oil consumption under common working conditions; good economical nature
- With shallow ω combustion chamber, the best cylinder clearance and swirl ratio, the fuel consumption rate is as low as 195g/kW•h
Comfortable and environmentally friendly
- The NVH optimization for the whole engine effectively reduces vibration and noise
- There is no IMO emission requirement
Data Sheet WP4-Weichai Marine Engine Please login to download
