Details
Weichai 8WH17C952-1 Marine Engine – 700kW / 952 HP Commercial Marine Propulsion Solution
The Weichai 8WH17C952-1 marine engine is a high-performance medium-speed marine diesel engine designed for commercial propulsion applications requiring excellent reliability, fuel efficiency, and long service life. As a member of the proven Weichai 8WH17 series engine family, this model delivers 700kW of rated power (952 HP) at 1000rpm and utilizes advanced high-pressure common rail (HPCR) technology to achieve precise fuel control and improved combustion efficiency.
For vessel owners seeking a dependable 700kW Weichai marine diesel solution, the 8WH17C952-1 offers a combination of low operating costs, strong torque reserve, and compliance with IMO II marine emission standards. Its robust design makes it suitable for commercial fishing boats, coastal cargo vessels, workboats, passenger ferries, and various marine engineering projects operating in demanding environments.
As a professional marine power supplier, HekoPower provides complete support for customers looking to buy Weichai 8WH17C952-1 marine engines, including engine selection, technical consultation, spare parts supply, and after-sales service.
Tech Specs of Weichai 8WH17C952-1
General Engine Data
Engine Model: Weichai 8WH17C952-1
Cylinder Count: 8 Cylinders in Line
Engine Type: 4-stroke, water cooled, in-line, turbocharged and aftercooled
Total Engine Displacement: 40.31 L
Bore * Stroke: 170×222 (mm)
Net weight: 4600 kg
Overall Dimension: 2917×1147×1805 (mm)
Key Performance Data
Rated Power: 700 kW / 952 HP
Rated Speed: 1000 RPM
Idle Speed: 500 RPM
Minimum fuel consumption rate: 190 g/kW.h
Oil consumption rate: ≤0.3 g/kW·h
More Technical Data
Certification: IMO Tier II / China Stage II Inland Marine
Aspiration: turbocharged and aftercooled
Starting system: Electrical
Rotation(facing the flywheel) : Counter-clockwise
Fuel system: HPCR
Power rating: P1
Noise: ≤111 dB(A)
Why Choose the Weichai 8WH17C952-1 Marine Engine?
Commercial vessel operators face increasing pressure to reduce fuel consumption while maintaining reliable performance during long operating hours. The Weichai 952 HP marine diesel engine is specifically engineered to address these challenges.
Key advantages include:
- High-pressure common rail fuel injection system
- Excellent fuel economy under varying loads
- High torque reserve for heavy-duty operations
- Extended overhaul intervals
- IMO Tier II compliant emissions
- Intelligent electronic monitoring system
- Strong adaptability to harsh marine environments
- Comprehensive global spare parts availability
The engine platform has been extensively tested in commercial marine applications, making it a trusted choice for operators seeking long-term operational reliability.
Technical Comparison – How the Weichai 8WH17C952-1 Stands Out
Compared with Conventional Mechanical Fuel Injection Engines
Many older marine engines still rely on traditional mechanical injection systems. While durable, these systems cannot match the efficiency and precision offered by modern HPCR technology.
The Weichai common rail marine engine utilizes electronically controlled fuel injection, allowing:
- More precise fuel delivery
- Improved combustion efficiency
- Lower fuel consumption
- Reduced exhaust emissions
- Faster throttle response
- Better low-speed performance
This translates directly into reduced operating costs for commercial vessel owners.
Compared with High-Speed Marine Engines
High-speed engines often operate above 1500rpm, which can increase wear and maintenance requirements during continuous operation.
The Weichai 1000rpm marine engine operates within a medium-speed range that provides:
- Longer engine life
- Lower vibration levels
- Improved reliability
- Reduced maintenance costs
- Better suitability for heavy commercial vessels
For operators focused on long-term profitability, the medium-speed design of the 8WH17C952-1 marine propulsion engine offers significant advantages.
Advanced Technologies in the Weichai 8WH17 Series Engine
High-Pressure Common Rail Fuel System
The HPCR system continuously monitors engine operating conditions and adjusts injection timing and pressure accordingly.
Benefits include:
- Reduced fuel consumption
- Lower smoke emissions
- Stable engine operation
- Enhanced acceleration performance
- Improved engine responsiveness
For commercial fleets operating hundreds or thousands of hours annually, these improvements can result in substantial fuel savings.
Intelligent Engine Protection Functions
The Weichai high pressure common rail marine engine incorporates advanced protection strategies to safeguard engine components under challenging operating conditions.
Features include:
- Overspeed protection
- High-temperature alarms
- Low oil pressure monitoring
- Automatic fault diagnosis
- Emergency shutdown protection
Stormy Wave Mode Automatic Protection
One unique advantage of the 8WH17 platform is its ability to adapt to changing sea conditions.
The engine management system can help maintain stable operation during severe wave conditions by automatically optimizing fuel delivery and engine response. This enhances operational safety and improves vessel maneuverability in rough seas.
Real-World Application Scenarios
Engine for Commercial Fishing Vessels
The marine diesel engine for commercial fishing boats must operate reliably during extended fishing trips.
The Weichai 8WH17C952-1 provides:
- Excellent low-speed torque
- Stable operation under variable loads
- Reduced fuel consumption
- Long service intervals
These characteristics make it ideal for:
- Trawlers
- Longline fishing vessels
- Purse seine vessels
- Offshore fishing boats
Engine for Workboats
Modern workboats frequently encounter changing operating conditions.
As an engine for workboats, the 8WH17C952-1 delivers:
- Strong acceleration capability
- High load acceptance
- Reliable continuous operation
- Easy maintenance access
Typical applications include:
- Harbor service vessels
- Pilot boats
- Utility vessels
- Offshore support craft
Marine Engine for Cargo Vessels
For coastal transportation operators, fuel economy and reliability are critical.
The marine engine for cargo vessels benefits from:
- Optimized fuel efficiency
- Stable cruising performance
- Reduced lifecycle costs
- Extended overhaul intervals
This makes the engine suitable for:
- Coastal freighters
- River cargo ships
- Inter-island transport vessels
- Small commercial carriers
Maintenance Recommendations for Maximum Service Life
Daily Inspection Checklist
To ensure reliable operation, operators should regularly inspect:
- Engine oil level
- Cooling water system
- Fuel filters
- Air intake system
- Belt tension
- Electrical connections
Routine inspections help identify potential issues before they affect vessel operations.
Fuel System Maintenance
The HPCR system requires clean fuel for optimal performance.
Recommended practices include:
- Replacing fuel filters according to service schedules
- Draining water separators regularly
- Using high-quality marine diesel fuel
- Monitoring injector performance
Proper maintenance helps protect expensive components such as the Weichai common rail injector.
Cooling System Care
The cooling system should be inspected periodically to prevent overheating.
Key maintenance tasks include:
- Cleaning heat exchangers
- Checking coolant quality
- Inspecting water pumps
- Monitoring operating temperatures
Effective cooling system maintenance contributes significantly to engine longevity.
Overhaul Intervals and Long-Term Reliability
One of the major advantages of the Weichai 8WH17 series overhaul interval and reliability program is its robust heavy-duty construction.
Key structural components include:
- Reinforced engine block
- Forged crankshaft
- High-strength connecting rods
- Durable cylinder liners
Under proper operating conditions and maintenance practices, major overhaul intervals can reach approximately 20,000 operating hours, reducing total ownership costs for commercial operators.
The combination of robust construction and advanced electronic control makes the genuine Weichai 8WH17C952-1 engine a preferred solution for long-term marine propulsion applications.
Genuine Spare Parts and Replacement Support
HekoPower supports customers with a complete range of genuine replacement components.
Available products include:
Weichai 8WH17C952-1 Spare Parts
- Fuel injectors
- Pistons
- Cylinder liners
- Gaskets
- Bearings
- Water pumps
Weichai 8WH17 Cylinder Head Components
- Cylinder heads
- Valves
- Valve guides
- Valve seats
- Rocker arm assemblies
Weichai Marine Engine Overhaul Parts
- Overhaul gasket kits
- Crankshaft bearings
- Connecting rod bearings
- Seal kits
- Rebuild components
Weichai Marine Diesel Service Kit
Routine maintenance kits are available to simplify periodic servicing and reduce vessel downtime.
As an experienced Weichai marine engine exporter, HekoPower can help customers identify the correct spare parts and maintenance packages for their engines.
Weichai 8WH17 series marine diesel engine, original products from Weichai. This series mainly includes 8WH17C900-1, 8WH17C952-1, 8WH17C1000-2, 8WH17C1156-2, 8WH17C1200-3, 8WH17C1251-5, 8WH17C1360-5.
Frequently Asked Questions
What is the power rating of the Weichai 8WH17C952-1?
The engine delivers 700kW (952 HP) at a rated speed of 1000rpm.
Is the Weichai 8WH17C952-1 IMO compliant?
Yes. The engine is an IMO Tier II compliant 700kW marine propulsion engine, suitable for international commercial marine applications.
What vessels commonly use this engine?
The engine is widely used in fishing vessels, trawlers, workboats, cargo ships, coastal transport vessels, and offshore support vessels.
Where can I find the Weichai 8WH17C952-1 specification and data sheet?
HekoPower can provide the latest Weichai 8WH17C952-1 specifications and dimensions, technical documentation, and application recommendations upon request.
Does HekoPower supply genuine spare parts?
Yes. HekoPower supplies genuine Weichai 8WH17C952-1 spare parts, overhaul kits, injectors, cylinder heads, and maintenance components worldwide.
How can I get the Weichai 8WH17C952-1 price?
Pricing depends on configuration, delivery destination, spare parts requirements, and project specifications. Contact HekoPower for the latest Weichai 8WH17C952-1 price, availability, and shipping options.
