


ISB3.9 Automotive Engines Basic information
| Engine Type: | 4 – Cylinder; In – line; 4 – Cycle |
| Displacement: | 3.9 L |
| Rated Speed: | 2500 RPM |
| Advertised Power: | 92 KW to 116 KW @ 2500 RPM |
| Peak Torque: | 410 N.m to 510 N.m @ 2500 RPM |
| Bore * Stroke: | 102 mm*120 mm |
| Packing Size (L * W * H): | 1010mm * 800mm * 800mm |
| Dry Weight: | 500-600kg |
DCEC ISB3.9 Automotive Engines Detailed information
Here’s a more concise version with further reduced passive voice:
Dongfeng Cummins Joint Venture (DCEC)
Established in 1986, the Dongfeng Cummins Joint Venture Plant (DCEC) is a collaboration between Dongfeng Motor Corporation and Cummins USA, each holding a 50% stake. The plant produces Cummins engines widely used in heavy-duty applications.
Cummins ISB3.9 Engine
The Cummins ISB3.9 stands out for its versatility and reliability. It’s commonly found in:
- Heavy trucks
- Excavators
- Road rollers
- Bulldozers
- Cranes
- Water pumps
- Power packs
Key Features
- Fuel Efficiency: Optimized for cost-effective fuel consumption, especially in heavy-duty use.
- Integrated Design: Cummins’ advanced engineering ensures seamless performance with easy maintenance.
- High Manufacturing Standards: The engine meets strict quality and durability requirements.
- Turbocharger Efficiency: A Holset wastegate turbocharger enhances engine performance and efficiency.
- Precise Fuel Injection: The Rotor high-pressure fuel pump enables precise fuel delivery for better combustion.
- Durability: Platform honing designed cylinder liners reduce friction, boosting engine life.
- Reliability: Built to withstand demanding conditions, delivering long-lasting performance.
Conclusion
The Cummins ISB3.9 embodies Cummins’ commitment to innovation, efficiency, and reliability. With fuel efficiency, advanced design, and superior performance, it’s a trusted solution across multiple industries needing dependable power.
ISB3.9 Automotive Engines Details
| Engine Model | Governed(KW@RPM) | Peak Torque(Nm@RPM) | Intake |
| ISB3.9-125E40A | 92@2500 | 410@1200-2100 | Supercharged intercooling |
| ISB3.9-160E40A | 116@2500 | 510@1200-1900 | Supercharged intercooling |

