Details
Weichai 8WH17C1360-5 Marine Propulsion Engine: The Ultimate 1000kW Commercial Marine Propulsion Solution
Naval architects, shipyard operators, and commercial fleet owners require heavy-duty propulsion systems that balance raw output with long-term reliability. As an authorized Weichai marine engine distributor, HekoPower supplies the premium Weichai 8WH17C1360-5, an engineering breakthrough in the Weichai medium speed marine engine sector.
Co-developed by Weichai Power and Germany's renowned FEV engineering group, this Weichai 8 cylinder marine diesel engine delivers a robust 1360 hp Weichai marine engine configuration. Operating at a calibrated 1500rpm marine diesel engine rating, this engine outputs exactly 1000kW, providing an optimal power-to-weight profile for continuous heavy-duty (P1 duty cycle) maritime operations. Equipped with a state-of-the-art Weichai HPCR marine diesel engine architecture, it guarantees structural durability and high thermal efficiency in challenging sea environments.
Tech Specs of Weichai 8WH17C1360-5
General Engine Data
Engine Model: Weichai 8WH17C1360-5
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: 1000 kW / 1360 HP
Rated Speed: 1500 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)
Deep Technical Comparisons
Selecting the ideal Weichai marine propulsion engine requires analyzing how specific product variants align with different marine load designs. Below is a comparative engineering breakdown.
Weichai 8WH17C1360-5 vs. Low-Speed Mechanical Engines (Weichai 8170 Series)
Many legacy workboats still utilize older mechanical fuel injection systems, such as the Weichai 8170 series. When transitioning to the modern Weichai common rail marine propulsion engine platform, the design improvements become clear:
- Fuel Atomization Control: The 8170 series relies on a traditional mechanical inline pump, whereas the 8WH17C1360-5 utilizes an electronically controlled high-pressure common rail (HPCR) fuel injection network. This system maintains stable fuel pressures regardless of engine RPM, lowering the Weichai 8WH17C1360-5 fuel consumption profile to less than or equal to 190 g/kW·h.
- Low-End Torque Delivery: Traditional mechanical engines often struggle with a flat torque curve at lower RPM ranges. Thanks to a pulse-optimized waste-gate turbocharger, the 8WH17C1360-5 achieves a torque reserve greater than 20%, reaching up to 115% of its rated torque at just 50% of its rated speed.
Model Differentiation: 8WH17C1360-5 vs. 6WH17 Variant
Choosing between the 6-cylinder and 8-cylinder configurations in the WH17 lineage involves specific design tradeoffs:
- Structural Balanced Load: The 6WH17 system peaks at 735kW (1000 HP). For heavy displacement vessels requiring a true Weichai 1000kW propulsion engine, stepping up to the 8-cylinder inline block is critical. The 8-cylinder version balances the rotational inertia of its 40.31-liter displacement across eight individual combustion zones, reducing engine room vibration.
- Power Reserve Strategy: Running a 6-cylinder layout at its maximum limit shortens component lifespans. The Weichai 8WH17 marine engine delivers 1360 HP at a steady 1500 RPM, maintaining comfortable thermal margins and ensuring long-term continuous power availability.
Real Application Scenarios
The Weichai 1360 HP marine engine is built for diverse vessel hulls operating under continuous load conditions.
High Torque 1500rpm Marine Engine for Fishing Vessels
Deep-sea trawlers experience highly variable load profiles, switching between rapid transit out to fishing grounds and high-drag towing maneuvers when nets are deployed. The high torque reserve of the 8WH17C1360-5 ensures the vessel maintains headway against strong ocean currents without engine lugging or excessive exhaust smoke.
Reliable Marine Engine for Cargo Ships and Coasters
For inland water networks and coastal trading vessels, fuel economy directly dictates profitability. The engine's wide economic operating window (typically between 700 and 1200 RPM) allows a coastal transport vessel engine or marine engine for cargo ship to maintain cruise speeds while consuming minimal fuel. This efficiency helps fleet managers lower operational overhead across extended shipping routes.
High-Load Marine Propulsion Engine for Workboats and Tugs
Harbor workboats and pushing tugs require sudden, high-power thrust changes when guiding large container ships. The electronic common-rail controllers on this unit respond instantly to throttle shifts, delivering high thrust to the propellers while maintaining stable engine RPM.
Coastal Infrastructure: Passenger Ferries and Support Ships
In applications like a passenger ferry marine diesel engine or an offshore support vessel diesel engine, reliability is paramount. The dual-circuit cooling system and split cylinder head architecture simplify maintenance, helping operators maximize uptime and stay on schedule.
Maintenance, Overhaul, and Replacement Tips
HekoPower supports ship operators with long-term maintenance planning. Maximizing your Weichai marine engine overhaul interval requires adhering to structured technical routines.
Optimizing the 20,000-Hour Overhaul Cycle
The 8WH17C1360-5 boasts an engineering lifespan exceeding 20,000 operational hours before requiring a major overhaul. To achieve this longevity, ship crews must track key parameters:
- Fuel Quality Management: HPCR systems are sensitive to water and particulate contamination. Crews must utilize the onboard switchable duplex fuel filters to change out elements sequentially without interrupting the fuel supply line.
- Lubricating Oil Quality: Using high-grade marine engine lubricants prevents ash deposits on the three-ring piston assemblies. Check oil characteristics every 500 operating hours to maintain proper viscosity.
Sourcing Genuine Weichai Marine Engine Parts
Using non-certified components in high-pressure combustion zones poses significant operational risks. As a trusted Weichai marine engine exporter, HekoPower supplies genuine Weichai marine engine parts, including:
- Vermicular Graphite Cylinder Liners: Wet-type liners designed to prevent cavitation corrosion.
- High-Pressure Fuel Injectors: Calibrated micro-nozzles built to withstand injection pressures up to 2000 bar.
- Crankshaft Main Bearings: High-fatigue-strength multi-layer alloy shells designed for heavy structural loads.
Purchase Your Propulsion Package Through HekoPower
HekoPower is a premium Weichai 8WH17C1360-5 supplier specializing in commercial maritime power distribution. Whether you are refitting an active fishing trawler or designing a new coastal cargo carrier, our technical staff will help you find the right engine configurations, technical blueprints, and competitive pricing structures.
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 (FAQs)
What is the exact price of the Weichai 8WH17C1360-5 engine?
Because marine builds require specific regional classification certificates (such as CCS, BV, or ABS) and specialized gearboxes, the final price varies based on your configuration. To receive an accurate Weichai 8WH17C1360-5 price quote, please contact HekoPower's engineering sales team directly.
Does this model meet international emissions criteria?
Yes, this engine is configured as a certified Weichai IMO II marine engine. It satisfies international MARPOL nitrogen oxide emission limits and carries China Inland River Stage II certification, allowing entry into environmentally regulated waters.
What are the standard shipping configurations for this propulsion unit?
HekoPower delivers the 8WH17C1360-5 as a complete propulsion package. This includes the core engine block, standard 24V electric starting systems (with optional air starters), dual-circuit heat exchangers, an integrated control monitor panel, and matched marine transmission coupling.
How does HekoPower handle component supply and field service?
As a global Weichai 1000kW marine diesel engine supplier, HekoPower provides an end-to-end service network. We supply all essential Weichai marine engine spare parts and offer specialized field technical support to guide your shipyard teams through initial installation, alignment, and commissioning.
