EQB210-20A Automotive Engine
DCEC EQB210-20A automotive engine is a 6-cylinders in line, 5.9 liter four-strokes engine with 102 mm bore and 120 mm stroke, equipped with Bosch P7100(Weifu PW2000) pump. DCEC EQB210-20A automotive engine comes with turbocharger and Air- Air intercooler, with a EURO II post-processor.
The prime power at 2500 RPM of DCEC EQB210-20A automotive engine is 210 HP.
As part of EMAC, DuraMac provides complete powertrain that integrated with DCEC engine, Fast-Eaton clutch, FAST-CAT transmission, DANA axle and Komman air suspension, while the electrification of automobile is the certain future, Duramac also get involved with EV powertrain system.
We provide full life cycle services for all customers, from design to power system supply, from installation to commissioning, from after-sales service training to spare parts supply, from trouble shooting to overhaul technical support.
Advantages of EQB210-20A Automotive Engine
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Lower fuel consumption: Originated from the United States CMS advanced design and superior manufacture, lower 20 % oil consumption than congeneric Chinese products.
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Strong power, the design of exhaust bypass valve makes low speed performance more perfect and better dynamic performance.
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Excellent reliability, Cylinder block and head using integrated design, to stop the engine leaking and oil leakage phenomenon, engine parts are Less 40 % than other similar engine, greatly reduce the failure rate.
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Lower maintenance and repair costs, Fewer parts quantity and lower use fault Make the engine comprehensive maintenance cost greatly reduced and maintenance time than similar type save 50 %.
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Excellent cold start performance, equipped with air suction electric preheater and 6.6 kw power starter, Completely improve the cold start performance of the engine. Through the arctic village-MoHe of China – 36 °C extreme low temperature validation.
Technical Specifications
Engine Model: | EQB210-20A |
Engine Type: | 6 |
Displacement: | 5.9 L |
Rated Speed: | 2500 RPM |
Rated Power / Speed: | 210 HP @ 2500 RPM |
Peak Torque: | 700 N.m @ 1500 RPM |
Fuel System: | Bosch Pump |
Aspiration Method: | Turbocharged & Air-Air Intercooler |
Emission Standard: | N/A |
Bore * Stroke: | 102 mm * 120 mm |
Packing Size(L * W * H): | N/A |
Wet Weight: | 431 kg |
Lead Time: | 15 – 30 Working Days |
Payment Terms: | T/T ,L/C |
Engine Model |
Advertised Power |
Peak Torque |
No. of Cylinders |
Displacement |
Fuel System |
B140-33 | 140 HP @ 2500 RPM | 502 N.m @ 1500 RPM | 4 | 3.9 L | BYC Pump / RQVK |
B170-33 | 170 HP @ 2500 RPM | 560 N.m @ 1300 RPM | 6 | 3.9 L | BYC Pump / RQVK |
B190-33 | 190 HP @ 2500 RPM | 640 N.m @ 1300 – 1500 RPM | 6 | 3.9 L | BYC Pump / RQVK |
B210-33 | 210 HP @ 2500 RPM | 700 N.m @ 1500 RPM | 6 | 3.9 L | Weifu PH Pump / RQVK |
EQB125-20 | 125 HP @ 2800 RPM | 410 N.m @ 1500 RPM | 4 | 3.9 L | Bosch Pump |
EQB140-20 | 140 HP @ 2700 RPM | 502 N.m @ 1500 RPM | 4 | 3.9 L | Bosch Pump |
EQB160-20 | 160 HP @ 2500 RPM | 565 N.m @1500 – 1600 RPM | 6 | 5.9 L | BYC P7000 Pump |
EQB170-21 | 170 HP @ 2500 RPM | 560 N.m @ 1300 RPM | 6 | 5.9 L | BYC P7100 / RQV-K Pump |
EQB180-20A | 180 HP @ 2500 RPM | 610 N.m @ 1500 RPM | 6 | 5.9 L | Bosch Pump |
EQB180-20B | 180 HP @ 2500 RPM | 610 N.m @ 1500 RPM | 6 | 5.9 L | Bosch P7100 / Weifu PW2000 Pump |
EQB190-20 | 190 HP @ 2800 RPM | 650 N.m @ 1400 RPM | 6 | 5.9 L | Bosch Pump |
EQB190-21 | 190 HP @ 2500 RPM | 640 N.m @ 1300 – 1500 RPM | 6 | 5.9 L | BYC P 7100 Pump |
EQB210-20A | 210 HP @ 2500 RPM | 700 N.m @ 1500 RPM | 6 | 5.9 L | Bosch Pump |
EQB210-20B | 210 HP @ 2500 RPM | 700 N.m @ 1500 RPM | 6 | 5.9 L | Bosch P7100 / Weifu PW2000 Pump |
EQB235-20 | 235 HP @ 2500 RPM | 800 N.m @ 1600 RPM | 6 | 5.9 L | Bosch P7100 Pump |
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General Infomation of DCEC EQB210-20A Automotive Engine |
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Engine Model | EQB210-20A | Advertised Power | 210 HP @ 2500 RPM |
Peak Torque | 700 N.m @ 1500 RPM | Curve&Datasheet | FR 91363 |
Fuel System | Bosch Pump | No. Of Cylinders | 6 |
Aspiration | Turbocharged & Air-Air Intercooler | Displacement | 5.9 L |
Bore * Stroke | 102 mm * 120 mm | CPL Code Revision | 8555 |
Dry Weight | 407 kg | Wet Weight | 431 kg |
Compression Ratio | 17.3 : 1 | ||
Installation Data of DCEC EQB210-20A Automotive Engine |
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Center of Gravity. Distance From Front Face of Block | 328 mm | ||
Center of Gravity. Distance Above Crank Centerline(Above Crankshaft) | 155 mm | ||
Maximum Bending Moment At Rear Face of Block | 1356 N.m | ||
Maximum Crankshaft Thrust Bearing load limit- Intermittent load | 3781 N | ||
Maximum Crankshaft Thrust Bearing load limit-Continuous load | 1780 N | ||
Instantaneous Inertia At Rotating: (Without Flywheel) | 0.25 kg.m2 | ||
Emissions Certification | GB17691/GB14761 | ||
Idle Speed | 750 RPM | ||
Maximum Non-Load Speed | 2800 RPM | ||
Over Speed Performance (Within 15 Seconds) | 4200 RPM | ||
The Clutch Torque @ 800Rpm | 420 N.m | ||
Maximum Altitude At Which Continuous operation Is Allowed | 3000 m | ||
Supercharger outlet Exhaust Pressure limit Value | 414 kPa | ||
Maximum Power of Exhaust Brake | 112 kW | ||
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Engine Performance Data Rated power of DCEC EQB210-20A Automotive Drive Engine |
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Rated Power | Torque Peak | Rated Power | Torque Peak | ||
Engine Speed | 2500 RPM | 1500 RPM | Exhaust Temperature | 480 ℃ | 480 ℃ |
Oil Pressure | 400 kPa | 350 kPa | Fuel Consumption | 42.4 L/hr | 26.9 L/hr |
The Air Flow | 18.2 m³/min | 10.1 m³/min | Coolant Flow | 185 L/m | 110 L/m |
The Flow Rate of Pressurized Air | 21 kg/min | 11.5 kg/min | Heat Loss Coolant | 81 kW | 50 kW |
Pressurized Air Pressure | 135 kPa | 115 kPa | Heat Loss Air | 37 kW | 19 kW |
The Exhaust Flow | 51 m³/min | 28 m³/min | Mechanical Loss of Power | 32 kW | 13 kW |
System Technical Data of DCEC EQB210-20A Automotive Drive Engine |
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Air Intake System | Maximum Temperature Rise Between Ambient Air and Engine Air Inlet | 15 ℃ |
Maximum Intake Restriction with Dry Type Air Cleaner,with Clean Filter-Medium Duty | 2.9 (300) kPa (mmH2O) | |
Maximum Intake Restriction with Dry Type Air Cleaner,with Clean Filter-Heavy Duty | 3.7 (380) kPa (mmH2O) | |
Maximum Intake Restriction with Dirty Filter | 6.2 (635) kPa (mmH2O) | |
Turbocharged & Intercooled | Maximum Intake Manifold Temperature-Second Level | 55 ℃ |
Maximum Intake Manifold Temperature-Three-Level | 50 ℃ | |
Intercooler Cooling Temperature-Second Level | 25 ℃ | |
Intercooler Cooling Temperature-Three-Level | 20 ℃ | |
Maximum Allowable Pressure Difference Before and After Intercooling-Three-Level | 16.7 (125) kPa(mmHg) | |
Minimum Inlet Pipe Diameter Allowed-Three-Level | 75 mm | |
Exhaust System | Maximum Back Pressure Imposed by Complete Exhaust System | 10.0 (75) kPa (mmHg) |
Exhaust Pipe Size Normally Accepable | 75 mm | |
Maximum Static Bend Allowed for Turbocharger Exhaust Flange | N/A | |
Lubrication System | Low oil Level Inclination Angle-Front Up | 45 ° |
Low oil Level Inclination Angle-Back Up | 45 ° | |
Low oil Level Inclination Angle-Fuel Pump Side Up | 45 ° | |
Low oil Level Inclination Angle-Exhaust Side Up | 45 ° | |
Oil Sump Capacity-Upper Limit | 14.2 L | |
Oil Sump Capacity-Lower Limit | 12.4 L | |
Capacity of The Whole System | 16.4 L | |
Cooling System | Coolant Capacity – Engine only | 9 L |
Standard Thermostat (Modulating) Range | 83 – 95 ℃ | |
Minimum Fill Rate ( Without Low Level Alarm) | 19 L/min | |
Minimum Coolant Expansion Space – % of System Capacity | 6 % | |
Water Tank Capacity Without Water Expansion | 6 L | |
Maximum Coolant Pressure (Without Pressure Cap, Thermostat Closed) | 276 kPa | |
Maximum Degassing Time | 25 mins | |
Maximum Coolant Flow to Accessories | 41 L/min | |
Maximum Coolant Temperature Engine out | 100 ℃ | |
Minimum Allows Pressure of Pressure Cap | 50 kPa | |
Minimum Recommended Coolant Temperature | 70 ℃ | |
Common Operating Temperature Range of Fans with Fan Clutch | 93 ℃ | |
Maximum Coolent Temperature For Engine Protection Control | 100 ℃ | |
The Limit Environmental Temperature at Rated Speed | Second Level 45 ℃;Three-Level 42 ℃ | |
The Limit Environmental Temperature at Peak Torque | Second Level 40 ℃;Three-Level 37 ℃ | |
24V Electrical System | Maximum Allowable Resistance of Cranking Circuit | 0.002 Ω |
The Cold Start Current When Engine and The Clutch Separate | 12 V 500 24 V 250 | |
Cold Starting System | Maximum Unaided Cold Start Temperature | 120 RPM -10 ℃ |
Maximum Aided Cold Start Temperature | 110 RPM -35 ℃ | |
Fuel System | Maximum Fuel Return Resistance | 520 (mmHg) |
Maximum Inlet Resistance of oil Pump with Clean Filter | 150 (mmHg) | |
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Note: All Above Data are Just for Reference, All Data Might Change Without Notices or Updates, Please Contact Our Sales Team to Confirm All Details Via WhatsApp or Email.
What's the Standard Scopes of Supply?
With full ranges of emission standard from Euro 2 to Euro 7, Dongfeng Cummins producing 12 series automotive engines, started from 3.9 liter engine, to 15 liter engine, covering the power range of 125HP to 650HP.
Dongfeng Cummins automotive engine customize developing configurations for big vehicle OEMs in China, based on each of requirement, Dongfeng Cummins producing dozens of different configuration engines with same engine model number, which only SO-Shop Order will be different with each other, the SO number is the identify number of the engine configuration of each model.
Even with same engine model, different SO number engine can have very different configuration with each other, with different prices. Some of SO-Shop Order is not available for commercial market, such as restricted models (Usually for military specifications).
EMAC offering most common, cost effective models which also able to process the production in Dongfeng Cummins, which usually have following accessories as standard configuration.
Scopes of Supply of DCEC Automotive Engine |
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Air Intake System | 1. Air Intake Manifold | Exhuast System | 1. Exhuast Manifold | |
2. Water-Air Intercooler | 2. Turbocharger | |||
3. N/A | 3. Exhuast Elbow | |||
Fuel System | 1. Fuel Transfer Pump | Starting System | 1. Starter Motor | |
2. High-Pressure Fuel Pump | 2. Starter Rely | |||
3. Fuel Filter | 3. N/A | |||
Charging System | 1. Charging Alternator | Engine Shut-Down System | 1. Engine Puel Shut-Off Solenoid | |
Lubricating System | 1. Oil Pump | Cooling System | 1. Water Pump | |
2. Oil Filter | 2. Engine Fan | |||
3. N/A | 3. Standard Radiator | |||
Power Output System | 1. Flywheel | Engine Mounting System | 1. Engine Mouting Bracket | |
2. Standard Fflywheel Housing | 2. N/A | |||
Engine Auiliary Accessories | 1. Air Compressor | |||
2. Power Steering Pump | ||||
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What's the Available Optional Items?
Dongfeng Cummins only provides customize service for the large quantity orders or large OEMs, which means usually the order quantity are higher than 1000 units. For the small quantity engine project, EMAC provides customize services with our own resource and engineer team.
EMAC have rich experience on the customize developing, which provides abundant optional items based on the requirement of each project. The typical optional items are special Prestolite charging alternator, prestolite starter motor, Knorr Air compressor. Valeo air conditioning compressor, ECU output socket set, engine accelerate pedal etc.
Optional Accessories of DCEC Automotive Engine |
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Air Intake System | 1. Air Intake Pre-Heater | Exhuast System | 1. Muffler & Bellows | |
2. Air Intake Shut-Off Valve | 2. Flame Trap | |||
3. Air Filter | 3. Spark Arrestor Type Muffler & Bellows | |||
4. Air Intake Pre-Filter | 4. DPF System | |||
5. Air Filter Alarm System | 5. N/A | |||
Fuel System | 1. Coarse Filter | Starting System | 1.Manual Magnetic DC Contactor | |
2. Fuel Pre-Heater | 2. Dual Ears Flywheel Housing | |||
3. N/A | 3. Spring Starter Motor | |||
4. N/A | 4. Air Starter Motor | |||
5. N/A | 5. Hydraulic Starter Motor | |||
Lubricating System | 1. Oil Pre-Heater. | Cooling System | 1. Silent Type Radiator | |
2. N/A | 2. Plateau Radiator | |||
3. N/A | 3. Salt-Spray Resistant Radiator | |||
4. N/A | 4. Coolant Pre-Heater | |||
Power Output System | 1. Clutch | Engine Mounting System | 1. Shock Absorber Pad | |
Engine Auiliary Accessories | 1. Hydraulic Oil Pump | Control System | 1. Can Add Mechanical Accelerator Pedal | |
2. Air Conditioner Compressor | 2. N/A | |||
3. N/A | 3. N/A | |||
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As part of EMAC, DuraMac is Committed to providing reliable powertrain system to commercial vehicle manufacturers around the world, a sub-brand of EMAC group that focusing on automotive application. Based on dozens of world-class engine manufacturing resources in China, and as official exporting agent of Fast tranmission (Joint venture with Caterpillar AT tranmission), Dongfeng Dana axle and Komman air suspension, DuraMac provides one-stop solutions covers from pre-design to components supply, from installation to commissioning, from pre-sales communication to after-sales service support.
For more information of our automotive power system products, you are welcome to visit DuraMac homepage: www.duramac.com
What's the Modifiable Items and Scopes?
As flexible service ability is our core advantages, EMAC is very experienced and good at providing customize services, the common customize services are as below:
1: AIr Intake System: Change the air intake direction.
2: Air Exhuast System: We are able to change the turbocharger direction as the interaction on installation could be occured, also change change the air exhuast direction.
3: Lubricating System: Modify lubricating system is one of the most common requirement from customer, we can provide flat-type engine oil pan, to lower down total engine height, which usually required for special vehicles. For the standard engine oil pan, we also can change the direction of the engine oil pan.
4: Cooling System: There are lots of options for the engine cooling system, for the engine fan, we can provide customize for the material of engine fan (plastic fan or steel fan), wind direction of the engine fan (blower fan or suction fan ) and types of engine fan (mechanical fan or electric control fan).
3: Lubricating System: Modify lubricating system is one of the most common requirement from customer, we can provide flat-type engine oil pan, to lower down total engine height, which usually required for special vehicles. For the standard engine oil pan, we also can change the direction of the engine oil pan.
6: Electric System: All of Dongfeng Cummins engines are comes with standard 24V electric system, while some customer need to modify the electric system into 12V, we can also modify the starter motor and alternator into appointed brand or appointed specifications.
EMAC is your reliable professional power system partner, feel free to contact our services team to get detailed information about our standard scopes of supply, optional items and modifiable parts for our Dongfeng Cummins automotive engine, we are ready to explore the journey of our cooperation.
How to Order Engine to Replace Your Old Engine?
There are three types of engine replacements demand, type A is to replace the old Dongfeng Cummins engine, the original engine is produced by Dongfeng Cummins, type B is to replace Cummins engine produced in other countries including UK, USA, Mexico, India or Japan Komatsu Cummins, type C is to replace other brands engine or even gasoline engines with Dongfeng Cummins produced engines. The detailed introduction and replacement process are as below:
How to Select Suitable Dongfeng Cummins Automotive Engine for Your Vehicle?
The following process are the standard process for us to select a suitable engine model for truck, bus or special vehicle manufacturer demand.
Step 1: We need basic information of the required engine, including rated power, rated speed and emission standard of the required engine.
Step 2: EMAC will evaluate the requirement and select the suitable engine model for customer, with engine data sheet, engine performance curve, CAD darwing, 3D model and budgetary quotation provided back to customer.
Step 3: Customer should check and compare the engine data sheet, performance curve and related drawing and confirm all details one by one. Most important thing is confirm the performance curve suitable for the requirement.
Step 4: After engine confirmed, we have to check and confirm the specifications of accessories one by one carefully, like the electric system specifications (12V or 24V), the detailed specifications of starter motor, charging alternator, air compressor, power steering pump, A/C compressor etc.
Step 5:Confirming the accessories positions and connections, customer need to check and confirm all positions are suitable for the project, such as engine fan, turbocharger, oil pan position, and connections of air pipe, coolant pipe, wiring harness etc.
Step 6: After confirming the engine performance, position, connection and specifications of all accessories, we will be able to provide accurate quotation for prototype and batch order. Prototype is strongly recommend to start the cooperation, to avoid the possible problem, risky on the engine with batch order.
Tips of Dongfeng Cummins Automotive Engines!
Started the production of Cummins engines in China in 1980s, Cummins products has been in China for over 40 years, thousands of people have worked for Cummins China and some of them are very skilled experienced engineer, some of them resigned from Cummins to set up their own small workshops or assembly factories that focusing on producing copy Cummins engines.
Price is always not the problem for Chinese suppliers, there are many tickies to lower down the engine prices, such as supply self-rebuild engine as new engine, supply official RECON engine from Cummins as brand new engine, assembly the fake engine with after-market parts, supply lower power model engine and change the name plate etc. You can find plenty of suppliers on alibaxx.com with various prices, the classic Chinese business style is tell you that he give you very low price and not make profit, how can you believe a businessman will make business that have no profit? They gave you low price not becuase they share their profit to you?
As a matter of fact, Chinese supplier often make their profit much more higher by selling the low quality copy products as genuine brand new products! Always remember YOU GET WHAT YOU PAID!
The key point of dealing with Chinese supplier, is to find and choose reliable business partner that will not cheat you for short-term business, but with vision of build long-term career and life-time partnership, EMAC is one of the reliable partner that not chasing for short-term high profit, but we cares our decades of good reputation and we working with all business partners not as supplier and customers, but as close friend and brothers.
FAQ of Dongfeng Cummins Automotive Engines?
1: What mean by DCEC?
DCEC is the short name of Dongfeng Cummins Engine Company, take the first letter of each word, it comes with DCEC as short name, for more details about DCEC, you can refer to the company introduction of DCEC-Dongfeng Cummins Engine Company.
2: Does your engines copy products?
This question is quite often from customer that not familiar with Cummins, Cummins have over 20 joint ventures in China now, and 6 of them are engine joint venture, which Cummins owns 50% share of all of those 6 engine plants, so all of the Cummins factories in China are genuine Cummins factory, that following high Cummins USA production and quality control standard. EMAC is the business partner of DCEC, and we are supplying powertrain and engine power pack based on genuine brand new engines from Dongfeng Cummins for all different applications, EMAC is a reliable and professional power system solution provider that offering abundant various options.
3: Why there are so many companies selling Cummins engines?
There are plenty of companies selling Cummins engines in China, especially on the B2B platform, such as alibaxx.com, you can find plenty suppliers there with attractive prices, Cummins products has been in China for over 40 years, thousands of people have worked for Cummins China and some of them are very skilled experienced engineer, some of them resigned from Cummins to set up their own small workshops or assembly factories that focusing on producing copy Cummins engines. You should be careful of being cheated by the attractive prices with copy or rebuild products.
4: How can I identify if the engine genuine or not?
Cummins keep working on the updating its identification system, technically, there are serial number on all key components of Dongfeng Cummins engines, including cylinder block, cylinder head, turbochager, fuel pump, starter motor, alternator, you can collecting the serial number (NOT part number), and then call DCEC call service center to identify if all the numbers are matching to the original number or not. EMAC continuously updating the latest Cummins identification system, you are welcome to following our website or keep in touch with our customer services team to get latest information from Cummins.
5: What's the warranty policy for the engines supplied by EMAC?
EMAC following standard Dongfeng Cummins warranty policy, which will update sometimes, you can following us to get the latest warranty policy from Dongfeng Cummins. Generally EMAC only afford the defective parts cots and shipping costs for the warranty claims, labor costs and transportation costs are not covered in the warranty.
However, EMAC is building our own independant after-sales service system now, which aims to build a global service network, with resouces of global repair and engineering network, which we believe can bring all business partner benifit in future, helping all of OEM manufacturers expanding their market into global market without worries of lacking after-sales service network. For more details about our Global Service, you can visiting www.global-service.com.
6: How about the future parts supply for the engines? Are you able to supply parts?
As the support team of EMAC's business scope, PartMac is our own brand that focusing on genuine parts directly from all brand factories.
All of EMAC’s partners are facing big challenges with sourcing original spare parts in China. Committed to providing truthworthy and professional after-sales support and parts supply, PartMac is a sub-brand of EMAC group that focusing on parts business. Stick to original parts only, PartMac can’t give any solution on CHEAP PARTS, but you don’t need to worry about any quality issues with every single parts from PartMac.

Engine Sale Manual

Installation Drawing

Installation Manual

Operation Manual

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