Details
Genuine DCEC Cummins ISB6.7E5 285 Engine Assembly for Commercial Vehicle Applications
The Cummins ISB6.7E5 285 is a 6.7-litre electronically controlled diesel engine developed by Dongfeng Cummins Engine Co., Ltd. Designed to meet Euro 5 emission requirements, this 210 kW (285 HP) power unit is widely used in medium-duty and heavy-duty transport vehicles operating in regional distribution, municipal service and logistics fleets.
As an engine supplier, HekoPower provides complete Cummins ISB6.7E5 285 engine assemblies for replacement, fleet maintenance and overseas export projects. Unlike many generic product listings that only provide a specification table, understanding the operational characteristics of the engine is important when selecting a suitable replacement power unit.
Tech Specs of Cummins ISB6.7E5 285
General Engine Data
Engine Model: Cummins ISB6.7E5285
Type: 6 Cylinders in Line
Displacement: 6.7 L
Bore * Stroke: 102 * 120
Net Weight (with flywheel & alternator): 453 Kg
Overall Dimension: 1050mm*705mm*809mm
Key Performance Data
Rated Power: 210 kW/285 HP
Rated Speed: 2500 rpm
Idle Speed: 600-800 rpm
Fuel Consumption @ Rated Power: 20.8 L/hr
Max. Altitude for Continuous Opera: 2000 m
Max. Torque/Speed: 1020 N.m @ 1200-1800 rpm
More Technical Data
Certification: Euro V
Aspiration: Turbocharged & Intercooled
Fuel System: DESNO HPCR Pump/ ECM2220
Compression Radio: (17.3±0.5):1
Starting System: Electrical Starting Motor 24V(510A)
Lowest Starting Temp Without auxiliary system: -10℃/-41℃
Cooling Method: Water cooled
Engine Cooling Fluid Volume: 7.0 L
Technical Architecture and Performance Profile
Cummins ISB6.7E5 285 Engine Specifications
The Dongfeng Cummins ISB6.7E5 285 is a straight-six, 6.7-liter electronic diesel engine engineered for high-intensity commercial transit. The core architectural dimensions include a 107 mm bore and a 124 mm stroke. This design yields a total engine displacement of exactly 6.7 liters.
The bare Cummins ISB6.7E5 285 engine weight sits at approximately 532 kilograms (dry weight without fluids), while the total shipping footprint is dictated by its clean structural profile. The baseline Cummins ISB6.7E5 285 engine dimensions measure roughly 1097 mm in length, 747 mm in width, and 943 mm in height.
Cummins ISB6.7E5 285 Torque and Power Curve Physics
Understanding the Cummins ISB6.7E5 285 torque and power curve is critical for calculating real-world tractive effort. This specific 210 kW engine assembly delivers its peak 285 horsepower at 2500 RPM.
More importantly, it produces a maximum torque output of 1020 Newton-meters. This torque peak is achieved early and held flat across the 1200 RPM to 1800 RPM band. This wide torque plateau prevents premature downshifting and maintains momentum when pulling heavy grades.
Real Application Scenarios and Fleet Operations
Over-the-Road Logistics and Specialized Fleets
The Euro 5 Cummins ISB6.7 vehicle engine is the baseline workhorse for regional distribution networks. Its electronic configuration is specifically calibrated for stop-and-go duty cycles and steady highway cruising.
- Cummins ISB6.7E5 285 Cargo Truck Engine Uses: Ideal for 15-to-25 ton rigid flatbeds and box trucks navigating urban-to-rural logistics lanes.
- Cummins ISB6.7E5 285 Logistics Vehicle Engine Integration: Optimized for inner-city distribution networks where predictable power delivery reduces driver fatigue.
- Cummins ISB6.7E5 285 Engine for Refrigerated Truck Fleets: Provides the stable mechanical platform needed to handle both vehicle propulsion and the high auxiliary electrical draws of commercial refrigeration compressors.
Urban and Public Works Deployments
Beyond long-haul freight, the physical power profile of this engine makes it highly effective for heavy, slow-moving vocational machinery.
- Cummins ISB6.7E5 285 Commercial Transport Engine Systems: Deployed globally in 10-to-12 meter regional commuter buses where low passenger-area vibration is required.
- Cummins ISB6.7E5 285 Engine for Municipal Vehicle Configurations: Powers heavy-duty garbage compactors, street flushers, and hook-lift trucks that demand high power-take-off (PTO) torque at low idle speeds.
Technical Comparisons: HekoPower vs. Competitor Baselines
The Euro V SCR Emission System Architecture
Unlike standard engine data listed on sites like cumminsengine.net or engine-family.com, the Cummins Euro 5 truck engine utilizes a highly stable Selective Catalytic Reduction (SCR) aftertreatment system. This setup avoids the complex, high-maintenance Exhaust Gas Recirculation (EGR) loops found on older emission standards. By injecting diesel exhaust fluid (DEF) directly into the exhaust stream, the engine optimizes its cylinder combustion purely for power and thermal efficiency.
Fuel Mapping and Injection Systems
A major point of divergence between a genuine DCEC Cummins ISB6.7E5 285 and cheaper aftermarket builds is the electronic fuel integration. This system relies on a high-precision Bosch or Denso High-Pressure Common Rail (HPCR) setup paired with an ECM2220 controller.
This precise tracking lowers the overall DCEC ISB6.7 Euro V engine fuel consumption rate. Average operational efficiency ranges between 190 to 200 grams of fuel per kilowatt-hour (g/kWh), depending on the final axle ratio of the truck.
Maintenance Schedule and Fleet Service Lifespan
Preventive Maintenance Milestones
To protect your investment and preserve the validity of your parts catalog tracking, adhere to the strict Cummins ISB6.7E5 285 maintenance schedule outlined below.
Always cross-reference your specific chassis layout with the official Cummins ISB6.7E5 285 service manual before performing deep mechanical work.
Essential Components and Spares Tracking
Using high-quality filtration prevents premature wear on your fuel injectors. When ordering from your Cummins ISB6.7E5 285 parts catalog, always maintain a standing workshop inventory of primary fuel-water separators, secondary micro-filters, and high-capacity oil filters. Keeping these components in stock minimizes unexpected fleet downtime.
Replacement Tips and Installation Integration
Swapping Older Power Units
When utilizing this unit as a replacement engine assembly for aging Euro 3 or Euro 4 medium-duty trucks, verify your existing transmission bell housing patterns. The ISB6.7 series typically uses standard SAE #2 or SAE #3 flywheel housings.
Additionally, ensure your cooling package (radiator and charge-air cooler) can handle the thermal rejection profile of a 210 kW engine assembly. Upgrading your radiator core is recommended if you are replacing a smaller 4-cylinder power unit.
Electronic and Wiring Interface Requirements
If you are wondering where to buy authentic Cummins ISB6.7E5285 with ECM2220 controllers that plug directly into your existing dashboard wiring harness, HekoPower delivers fully verified electronic control systems.
Ensure your vehicle's Controller Area Network (CAN bus) operates on the J1939 communication protocol. This allows the ECM2220 to communicate seamlessly with your central instrument cluster, ABS brakes, and transmission controllers.
Global Wholesale Supply, Logistics, and Availability
Packaging and Shipping Footprint
As an experienced Cummins ISB6.7E5 285 exporter from China, HekoPower prioritizes secure export-grade packing. The standard Cummins 6.7L 285HP vehicle engine export packaging weight totals approximately 640 kilograms when enclosed in our heavy-duty, fumigated anti-moisture wooden crates.
The total crate dimensions measure 1300 x 950 x 1150 mm, optimizing space inside standard ocean containers.
Procurement Framework and Lead Times
We maintain a steady inventory as a direct Cummins ISB6.7E5 285 stock engine supplier. For individual replacement orders, our standard Cummins ISB6.7E5 285 lead time and availability ranges from 3 to 7 business days from warehouse to port.
For bulk fleet orders requiring custom factory direct sale pricing, manufacturing and testing windows average 15 to 20 days. We provide complete transparent transparency, offering a formal Cummins ISB6.7E5 285 quotation within 24 hours of receiving your specific port destination details.
DCEC ISBe Series, original products from Dongfeng Cummins Engine Plant (DCEC), Cummins Joint Venture Plant since 1986, 50% shareholding by Cummins USA. This series mainly includes ISBe 140, ISBe 160, ISBe 180, ISBe 185-30, ISBe 205, ISBe 220, ISBe 250, ISBe 285, ISB6.7E5285, ISBe 300.
Frequently Asked Questions
What is the exact difference between an OEM Cummins ISB6.7E5 285 and a factory-rebuilt unit?
An OEM Cummins ISB6.7E5 285 engine assembly from HekoPower is 100% brand new from the DCEC assembly plant, featuring a brand-new cylinder block, crankshaft, turbocharger, and ECM. Rebuilt units reuse stressed iron castings and old wiring components, which can lower overall fleet reliability.
Can this Euro 5 engine operate safely on high-sulfur diesel fuel?
The Euro 5 Cummins ISB6.7 vehicle engine is designed to run on ultra-low-sulfur diesel (ULSD). Running fuel with sulfur levels greater than 15 ppm over long periods can prematurely clog the SCR catalyst and poison the exhaust sensors, leading to engine derate codes.
How can I verify that the engine I buy from HekoPower is genuine DCEC?
Every engine assembly we supply features a stamped metal data plate directly on the gear housing. This plate displays the unique Cummins Engine Serial Number (ESN). You can verify this ESN across the global Cummins electronic database to confirm its authentic build date, factory origin, and exact part configurations.
What payment and shipping terms does HekoPower accept for wholesale buyers?
We offer flexible commercial terms including Telegraphic Transfer (T/T) and Letters of Credit (L/C) for verified fleet buyers. Our logistics team handles global shipping under standard FOB, CIF, and DDP terms, ensuring smooth import clearance through your local customs house.
