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Cummins ISLe325-30 Engine | 325HP 8.9L Heavy Duty Diesel Engine
The Cummins ISLe325-30 engine is a proven 8.9L heavy-duty diesel engine designed for demanding commercial vehicle applications. As a reliable product from Dongfeng Cummins (DCEC), it delivers 325HP power output and strong torque performance, making it ideal for heavy trucks, buses, and logistics fleets.
As a professional Cummins engine supplier, HekoPower provides genuine ISLe325-30 engines with stable supply, technical support, and global export experience.
Tech Specs of DCEC ISLe325-30 Euro III Engine
General Engine Data
Engine Model: Cummins ISLe325-30
Type: 6 Cylinders in Line
Displacement: 8.9 L
Bore * Stroke: 114 * 144.5
Net Weight (with flywheel & alternator): 706 Kg
Overall Dimension: 1147mm*767mm*1104mm
Key Performance Data
Rated Power: 239 kW/325 HP
Rated Speed: 2100 rpm
Idle Speed: 600-800 rpm
Fuel Consumption @ Rated Power: 210 g/Kw.h
Max Continuous Running Altitude: 4500 m
Torque/Rated Speed: 1080 N.m @ 2100 rpm
Max. Torque/Speed: 1350 N.m @ 1100-1500 rpm
Max. No-load Governed Speed: 2330 rpm
More Technical Data
Certification: Euro III
Aspiration: Turbocharged & Charge Air Cooled
Fuel System: Bosch Common rial (CCR)/ECM Governor
Compression Radio: 16.6:1
Starting System: Electrical Starting Motor 24V(750A)
Lowest Starting Temp Without auxiliary system: -12℃/-33℃
Cooling Method: Water cooled
Engine Cooling Fluid Volume: 11.1 L
Technical Deep Dive: ISLe325-30
Core Design of Cummins L Series Engine
The ISLe325-30 belongs to the Cummins L Series Engine family, featuring a 114×144.5mm bore and stroke, compression ratio fixed at 16.6:1, and dry weight of 706 kg. Its 8.9L displacement ensures strong low‑speed torque and long service life, making it a mainstream model in the Dongfeng Cummins ISLe product line. Unlike ISBe and ISDe platforms, the ISLe series focuses on higher horsepower and heavier load conditions, widely recognised as a reliable power solution for heavy vehicles.
The Bosch Common Rail (CCR) Advantage
A defining feature of the ISLe 325-30 engine is the Bosch common rail fuel system. This system allows for multiple injection events per cycle, which significantly reduces noise and vibrations. For fleet operators, knowing how to maintain the ISLe325-30 Bosch common rail system is vital. We recommend high-grade fuel filtration to prevent micro-particles from damaging the high-pressure injectors, ensuring a long ISLe325-30 maintenance cost and lifespan.
High-Altitude and Extreme Condition Reliability
One of the key DCEC ISLe325-30 engine advantages is its environmental versatility. The altitude limit for Cummins ISLe325-30 (4500m performance) makes it the go-to choice for trans-mountain logistics in regions like the Andes or the Himalayas. Its robust turbocharging system compensates for thin air, maintaining power where other mid-range engines fail.
Fuel Consumption Rate 210g/kW·h & Euro III Standard
A key advantage of the DCEC ISLe325-30 diesel engine is its economic fuel use: rated fuel consumption rate 210g/kW·h. Actual ISLe325-30 fuel consumption per km varies by vehicle load and driving cycle but remains significantly lower than older non‑common‑rail engines. Equipped with Bosch common rail fuel system, it achieves precise injection and complies with Euro III emission standard, fully meeting regulatory requirements for road vehicles.
Real-World Applications of ISLe325-30 Engine
The DCEC ISLe325-30 engine advantages are numerous, making it a preferred choice for various heavy-duty applications. Its robust design ensures longevity and minimal downtime, which translates to a lower ISLe325-30 maintenance cost and lifespan that is highly competitive in its class.
Best Applications:
- Heavy-Duty Trucks: As a Cummins ISLe325-30 engine for heavy truck, it powers vehicles like Dongfeng, providing the necessary grunt for hauling heavy loads over long distances.
- Buses: The ISLe325-30 engine for bus application is also widespread, offering reliable performance for public transport and coach services.
- Construction Machinery: Its durability makes it suitable for various construction equipment that requires a dependable power source.
When considering the best applications for Cummins ISLe 325-30 truck, it's important to note its performance at high altitudes. The engine is designed to operate efficiently, with an altitude limit for Cummins ISLe325-30 (4500m performance) that ensures consistent power delivery even in challenging environments. Compared to other models, understanding the difference between ISLe325-30 and ISLe375-30 or the ISLe325-30 vs ISLe300-30 comparison can help you select the perfect engine for your specific power requirements.`
Comparative Analysis: ISLe325-30 vs ISLe375-30 and ISBe
When deciding to buy ISLe325-30 diesel engine wholesale, it is important to understand the difference between ISLe325-30 and ISLe375-30. While they share the 8.9L block, the 325HP version is optimized for fuel economy and longevity in 12-meter buses and regional distribution trucks, whereas the 375HP version targets heavy-haulage.
In a Cummins ISLe vs ISDe differences analysis, the ISLe (L-Series) offers significantly higher torque and structural rigidity, making it a "Heavy-Duty" engine, while the ISDe is a "Medium-Duty" platform.
Maintenance and Lifespan Optimization
To ensure the Cummins 8.9L ISLe engine reliability and maximize its operational life, adhering to a proper maintenance schedule is essential.
Key Maintenance Tips:
- Regular Service: Follow the recommended maintenance schedule for Cummins ISLe 325-30 to prevent major issues. This includes regular oil and filter changes.
- Fuel System Care: Learn how to maintain ISLe325-30 Bosch common rail system by using high-quality fuel and replacing fuel filters at prescribed intervals to protect the sensitive injectors.
- Bosch Common Rail Maintenance & Service Schedule: Proper maintenance extends the engine lifespan and reduces cost. Key points include how to maintain ISLe325-30 Bosch common rail system, regular filter replacement, and adherence to the maintenance schedule for Cummins ISLe 325-30. Common problems mainly involve fuel system pressure leakage and sensor faults, which can be solved with genuine parts. Our team provides professional troubleshooting guidance for all clients.
- Common Issues: Be aware of ISLe 325-30 engine common problems and fixes. While generally robust, proactive checks can prevent minor issues from becoming major repairs.
For operators focused on efficiency, implementing ISLe325-30 fuel consumption optimization tips can lead to significant cost savings. This includes proper tire inflation, avoiding excessive idling, and ensuring the engine is tuned correctly. By understanding the ISLe325-30 fuel consumption per km, fleet managers can better budget for operational costs.`
Procurement: ISLe325-30 Engine Price and Wholesale
HekoPower offers competitive Cummins ISLe325-30 engine price China options for global distributors. Every ISLe325-30 for sale original Cummins unit undergoes rigorous testing before shipment. From the ISLe325-30 engine dimensions and installation drawing to sea-freight logistics, we handle the entire supply chain to ensure your project stays on schedule.
DCEC ISDe Series, original products from Dongfeng Cummins Engine Plant (DCEC), Cummins Joint Venture Plant since 1986, 50% shareholding by Cummins USA. This series mainly includes ISLe270-30, ISLe290-30, ISLe300-30, ISLe310-30, ISLe325-30, ISLe340-30, ISLe350-30, ISLe375-30.
FAQ – Cummins ISLe325-30 Engine
What is the fuel consumption per km?
It depends on load and road conditions, but optimized fuel systems ensure efficient operation.
Is ISLe325-30 suitable for heavy trucks?
Yes, it is designed specifically for heavy-duty truck applications.
What is the engine lifespan?
With proper maintenance, it offers long-term durability and stable performance.
