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6BT
Cummins
Proven Durability and Versatile Power for Demanding Applications
The Cummins 6BT series represents the heavy-duty, inline 6-cylinder configuration of the globally renowned Cummins B-Series engine platform. Renowned for its exceptional durability, fuel efficiency, and simple mechanical design, the 5.9-liter 6BT engine delivers reliable power for a wide spectrum of industrial, construction, and power generation equipment. Its reputation for long service life and low total cost of ownership has made it a trusted workhorse in operations worldwide.
| Feature | Specification / Description |
|---|---|
| Engine Series | Cummins 6BT (e.g., 6BTA5.9, 6BTAA5.9) |
| Configuration | In-line 6 cylinders, 4-Stroke |
| Displacement | 5.9 Liters |
| Aspiration | Naturally Aspirated, Turbocharged (T), or Turbocharged & Aftercooled (TA/TAA) |
| Fuel System | Direct Injection, Mechanical Governor (Commonly PT or In-Line Pump) |
| Typical Power Range | Approx. 100 - 180 kW (130 - 240 HP), varies by specific model |
| Key Design Strength | Robust construction, integrated design, and easy serviceability. |
The versatility of the 6BT engine makes it suitable for numerous demanding sectors:
Construction & Mining Machinery: Widely used in excavators, wheel loaders, compaction equipment, drilling rigs, and mining machinery due to its ruggedness and torque.
Power Generation: A cornerstone engine for diesel generator sets, providing reliable prime and standby power for industrial facilities, commercial buildings, and telecommunications.
Commercial Vehicles & Buses: Historically and currently powers medium and heavy-duty trucks, dump trucks, and buses, offering dependable service.
Industrial & Marine: Serves as a prime mover for industrial pumps, compressors, and marine auxiliary engines.
Legendary B-Series Platform & Integrated Design: The engine is built on the proven Cummins B-Series platform, known for its integrated design which eliminates many gasketed joints, significantly reducing potential leak points and enhancing overall reliability.
Mechanical Fuel System Simplicity: Many 6BT engines feature a robust mechanical fuel system (PT or in-line pump). This design is prized for its durability, ease of maintenance and repair in field conditions, and consistent performance without complex electronics.
Durable Engine Architecture: Designed for longevity, it incorporates heavy-duty components such as a forged steel crankshaft, replaceable wet cylinder liners, and a strong gear train. This construction ensures the engine can withstand continuous high-load operation.
Efficient Aspiration Options: Available in various configurations from naturally aspirated to turbocharged and aftercooled. The turbocharged and intercooled (TAA) models provide excellent power density and improved fuel efficiency by delivering cooler, denser air to the cylinders.
Proven Durability and Versatile Power for Demanding Applications
The Cummins 6BT series represents the heavy-duty, inline 6-cylinder configuration of the globally renowned Cummins B-Series engine platform. Renowned for its exceptional durability, fuel efficiency, and simple mechanical design, the 5.9-liter 6BT engine delivers reliable power for a wide spectrum of industrial, construction, and power generation equipment. Its reputation for long service life and low total cost of ownership has made it a trusted workhorse in operations worldwide.
| Feature | Specification / Description |
|---|---|
| Engine Series | Cummins 6BT (e.g., 6BTA5.9, 6BTAA5.9) |
| Configuration | In-line 6 cylinders, 4-Stroke |
| Displacement | 5.9 Liters |
| Aspiration | Naturally Aspirated, Turbocharged (T), or Turbocharged & Aftercooled (TA/TAA) |
| Fuel System | Direct Injection, Mechanical Governor (Commonly PT or In-Line Pump) |
| Typical Power Range | Approx. 100 - 180 kW (130 - 240 HP), varies by specific model |
| Key Design Strength | Robust construction, integrated design, and easy serviceability. |
The versatility of the 6BT engine makes it suitable for numerous demanding sectors:
Construction & Mining Machinery: Widely used in excavators, wheel loaders, compaction equipment, drilling rigs, and mining machinery due to its ruggedness and torque.
Power Generation: A cornerstone engine for diesel generator sets, providing reliable prime and standby power for industrial facilities, commercial buildings, and telecommunications.
Commercial Vehicles & Buses: Historically and currently powers medium and heavy-duty trucks, dump trucks, and buses, offering dependable service.
Industrial & Marine: Serves as a prime mover for industrial pumps, compressors, and marine auxiliary engines.
Legendary B-Series Platform & Integrated Design: The engine is built on the proven Cummins B-Series platform, known for its integrated design which eliminates many gasketed joints, significantly reducing potential leak points and enhancing overall reliability.
Mechanical Fuel System Simplicity: Many 6BT engines feature a robust mechanical fuel system (PT or in-line pump). This design is prized for its durability, ease of maintenance and repair in field conditions, and consistent performance without complex electronics.
Durable Engine Architecture: Designed for longevity, it incorporates heavy-duty components such as a forged steel crankshaft, replaceable wet cylinder liners, and a strong gear train. This construction ensures the engine can withstand continuous high-load operation.
Efficient Aspiration Options: Available in various configurations from naturally aspirated to turbocharged and aftercooled. The turbocharged and intercooled (TAA) models provide excellent power density and improved fuel efficiency by delivering cooler, denser air to the cylinders.