Details
DCEC Cummins C280-33 Diesel Engine Assembly (8.3L 280HP Euro III)
The DCEC Cummins C280-33 diesel engine is a high-performance 8.3L power unit designed for heavy-duty truck and commercial vehicle applications. As part of the proven Cummins 6CTA8.3 platform, this 280HP engine combines durability, fuel efficiency, and stable torque output, making it a reliable choice for logistics, construction, and regional transport.
Supplied by HekoPower, this engine assembly is available for export with fast delivery, full technical support, and guaranteed authenticity. It is widely used in Dongfeng trucks and other medium-to-heavy-duty vehicle platforms requiring consistent power under demanding conditions.
Tech Specs of DCEC Cummins C280-33
General Engine Data
Engine Model: Cummins C280-33
Type: 6 Cylinders in Line
Displacement: 8.3 L
Bore * Stroke: 114 * 135
Net Weight (with flywheel & alternator): 635 Kg
Overall Dimension: 1180mm*920mm*1280
Key Performance Data
Rated Power: 206 kW/280 HP
Rated Speed: 2200 rpm
Max Torque/Speed: 410 N.m @ 1500 rpm
Fuel Consumption @ Rated Power: 242 g/Kw.h
Max. No-load Governed Speed: 2720 rpm
Idle-Speed: 800 rpm
Max Continuous Running Altitude: 3000 m
More Technical Data
Certification: Euro III
Aspiration: Turbocharged & Air-Air Intercooled
Fuel System: Weifu PW2000 Pump/RQV-K Governor
Compression Radio: 17.5:1
Electrical System (Starter Motor/Alternator): 12V (500A)/24V (250A)
Lowest Starting Temp Without auxiliary system: -10℃/-25℃
Cooling Method: Water cooled
Engine Cooling Fluid Volume: 12.3 L
Technical Deep-Dive: Cummins 6CTA8.3-C280 Specifications
The heart of the 8.3L Cummins 280HP diesel engine lies in its mechanical simplicity paired with advanced engineering. Unlike many modern engines that rely heavily on complex electronics, the DCEC 6CTA8.3-C280 diesel engine utilizes a robust mechanical fuel system that is easier to maintain in regions with varied fuel quality.
Power and Performance Metrics
At a rated power of 206kW (280HP), this engine delivers a max torque of 1100N.m @ 1500rpm (note: ensure torque specs align with your specific testing data). This allows heavy-duty vehicles to maintain momentum on steep inclines and under full load conditions. The C280-33 8.3L engine is an air-air intercooled turbocharged powerhouse designed for thermal efficiency and long-term durability.
Extreme Environment Adaptability
One of the unique selling points of the Cummins C280-33 Euro III engine is its resilience. It features the lowest starting temperature of -25℃, making it suitable for cold-climate operations. Furthermore, the specialized turbocharging system ensures the engine is suitable for 3000m altitude, maintaining power output where naturally aspirated engines would fail.
Key Components: Weifu PW2000 Fuel System & Turbocharging
To avoid homogenization with other C-series engines, we must highlight the specific peripheral systems of the C280-33.
The DCEC C280-33 Weifu PW2000 Fuel System
This engine is equipped with the DCEC C280-33 Weifu PW2000 fuel system, a world-class injection setup that ensures precise fuel atomization. This results in better fuel economy and compliance with Euro III Cummins 6C engine emission standards without the need for complex after-treatment systems like AdBlue.
C280-33 Air-Air Intercooled Turbocharged Technology
The C280-33 air-air intercooled turbocharged engine design reduces the temperature of the air entering the cylinders, allowing for a denser oxygen charge. This leads to more complete combustion and a significant reduction in exhaust gas temperatures (EGT), which protects the internal components during long-haul missions.
Application Guide: From Dongfeng Trucks to Construction Machinery
The versatility of the Cummins C280-33 truck engine makes it a favorite across multiple sectors.
Primary Use: Dongfeng Truck & Bus
The Cummins C280-33 engine for Dongfeng truck and bus applications is the most common configuration. It is the go-to C280 33 engine replacement for Dongfeng trucks in the 20-30 ton range, providing the necessary torque for logistics and regional distribution.
Heavy-Duty & Construction Machinery
Beyond the road, this is a premium 8.3L Cummins engine for construction machinery. Whether it’s powering mobile cranes, large excavators, or mining equipment, the Cummins C280-33 for heavy duty vehicles offers the structural rigidity required for high-vibration environments.
Comparison: Cummins C280-33 vs. C260-33 vs. 300HP
Choosing the right power plant is critical. When comparing the Cummins C280-33 vs C260-33, the C280 offers roughly 8% more torque, which is the deciding factor for operators dealing with mountainous terrain. Conversely, in the Cummins 280HP vs 300HP engine debate, the C280-33 often proves more cost-effective for medium-long haul routes where the 300HP’s extra fuel consumption doesn't justify the marginal speed increase. It remains the best 8.3L Cummins diesel engine for general-purpose heavy hauling.
Sourcing and Logistics: Why Choose HekoPower?
As an original Cummins C280-33 engine supplier, HekoPower understands that downtime is lost revenue.
- Wholesale Pricing: We offer the most competitive Cummins C280-33 price China supplier rates by sourcing directly from the DCEC production lines.
- Rapid Delivery: We maintain a Wholesale Cummins C280-33 engine 10 business days lead time for standard configurations.
- Guaranteed Quality: Every buy Cummins 280HP diesel engine request comes with a Cummins C280-33 engine with 12 months warranty, covering major internal components and giving you peace of mind.
Maintenance and Replacement Intent
If you are looking to replace 6CTA8.3 engine units, the C280-33 offers a seamless "drop-in" fitment for most existing chassis. Our team provides the Cummins 8.3L C280-33 technical datasheet and wiring diagrams to ensure your local mechanics can perform the swap with zero guesswork. We also stock specific C280 33 engine fuel pump and turbocharger specs for those needing only component-level repairs.
DCEC C Series, original products from Dongfeng Cummins Engine Plant (DCEC), Cummins Joint Venture Plant since 1986, 50% shareholding by Cummins USA. This series mainly includes C220-20, C230-20, C230-33, C240-20, C245-20, C245-33, C260-20, C260-33, C280-20, C280-33, C300-20, C300-33, C325-20.
FAQ – Cummins C280-33 Diesel Engine
What is the price of Cummins C280-33 engine?
The price depends on order quantity, configuration, and shipping destination. Contact us for a quotation.
Is this a genuine DCEC engine?
Yes, we supply original and certified DCEC Cummins engines.
What is the delivery time?
Standard lead time is approximately 10 business days.
Can you provide technical datasheets?
Yes, full datasheets and wiring diagrams are available upon request.
