Cummins QSM11 Engine Specs
The Cummins QSM11 engine is a powerful and reliable engine that is widely used in various applications, including heavy-duty trucks, construction equipment, and marine vessels. This article will provide you with detailed information about the engine’s specifications, configuration, engine oil specs, and service intervals.
Engine Configuration
The Cummins QSM11 engine is a 6-cylinder, in-line engine with a displacement of 10.8 liters. It features a turbocharged and aftercooled design, which helps improve performance and fuel efficiency. The engine is also equipped with a high-pressure common rail fuel system, allowing for precise fuel delivery and optimal combustion.
- Engine Type: 6-cylinder, in-line
- Displacement: 10.8 liters
- Turbocharged: Yes
- Aftercooled: Yes
- Fuel System: High-pressure common rail
Engine Oil Specs
Using the correct engine oil and following the recommended specifications is crucial for maintaining the performance and longevity of the Cummins QSM11 engine. Here are the engine oil specifications:
- Oil Type: Cummins CES 20081
- Viscosity Grade: SAE 15W-40
- Oil Capacity: Varies depending on the application (refer to the engine’s manual for specific details)
It is important to note that using the recommended oil type and viscosity grade is essential to ensure proper lubrication and protection of engine components.
Service Intervals
Regular maintenance and servicing are essential to keep the Cummins QSM11 engine running smoothly and efficiently. Here are the recommended service intervals for the engine:
- Oil Change: Every 250 hours or 6 months (whichever comes first)
- Oil Filter Replacement: Every oil change
- Fuel Filter Replacement: Every 500 hours or 1 year (whichever comes first)
- Air Filter Replacement: Every 1,000 hours or 2 years (whichever comes first)
- Coolant Change: Every 3 years or 6,000 hours (whichever comes first)
Adhering to these service intervals will help ensure the engine’s optimal performance, fuel efficiency, and longevity. It is important to consult the engine’s manual for specific maintenance instructions and intervals based on your application and operating conditions.
Detailed Engine Specifications
To provide you with a comprehensive overview of the Cummins QSM11 engine, here are the detailed specifications:
| Specification | Value |
|---|---|
| Engine Type | 6-cylinder, in-line |
| Displacement | 10.8 liters |
| Aspiration | Turbocharged and aftercooled |
| Fuel System | High-pressure common rail |
| Compression Ratio | 16.3:1 |
| Max Power Output | Up to 610 horsepower |
| Max Torque | Up to 2,050 lb-ft |
| Oil Type | Cummins CES 20081 |
| Viscosity Grade | SAE 15W-40 |
These specifications provide a glimpse into the power, performance, and reliability of the Cummins QSM11 engine. Whether you require it for heavy-duty applications or marine vessels, this engine is designed to deliver exceptional performance and durability.
In conclusion, the Cummins QSM11 engine is a robust and efficient powerplant that offers impressive performance and reliability. By following the recommended engine oil specifications and adhering to the service intervals, you can ensure the longevity and optimal performance of this engine. Whether you are in the transportation, construction, or marine industry, the Cummins QSM11 engine is a reliable choice that will meet your power requirements.
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