Cummins 903 Engine Specs
Engine Configuration
The Cummins 903 engine is a powerful and reliable diesel engine that has been widely used in various applications. Here are the key specifications and details about its configuration:
- Engine Type: Inline 6-cylinder
- Displacement: 14.8 liters (903 cubic inches)
- Bore and Stroke: 5.5 inches x 6.5 inches
- Compression Ratio: Unknown
- Aspiration: Turbocharged
- Fuel System: Mechanical injection
- Cooling System: Liquid-cooled
- Weight: Unknown
Engine Oil Specs & Service Intervals
Proper maintenance and regular oil changes are crucial for the longevity and optimal performance of any engine, including the Cummins 903. Here are the recommended engine oil specifications and service intervals for this engine:
- Recommended Engine Oil: Cummins CES 20074 or API CJ-4/CI-4 Plus/CI-4/CH-4/SM/SN
- Oil Capacity: Unknown
- Oil Viscosity: It is recommended to use the viscosity grade specified by the manufacturer based on the operating conditions and ambient temperatures. Common viscosity grades for diesel engines include 15W-40, 10W-30, and 5W-40.
- Oil Filter: Use a high-quality oil filter that meets or exceeds the manufacturer’s specifications.
- Service Intervals: The recommended oil change interval for the Cummins 903 engine is typically around 15,000 to 20,000 miles or every 12 months, whichever comes first. However, it is essential to consult the engine’s service manual or contact a Cummins authorized service center for the specific service intervals based on the engine’s usage and operating conditions.
Detailed Engine Specifications
| Specification | Value |
|---|---|
| Engine Type | Inline 6-cylinder |
| Displacement | 14.8 liters (903 cubic inches) |
| Bore and Stroke | 5.5 inches x 6.5 inches |
| Compression Ratio | Unknown |
| Aspiration | Turbocharged |
| Fuel System | Mechanical injection |
| Cooling System | Liquid-cooled |
| Weight | Unknown |
In conclusion, the Cummins 903 engine is a robust and reliable diesel engine with an inline 6-cylinder configuration. While specific details such as compression ratio and weight may be unknown, it is crucial to follow the recommended engine oil specifications and service intervals for optimal performance and longevity. Regular maintenance and proper care will ensure that the Cummins 903 engine continues to deliver its power and reliability in various applications.
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