4BT3.9 Engine

The 4BT3.9 engine is a high-efficiency four-cylinder diesel engine manufactured by Cummins, which is widely used in industrial, agricultural and commercial vehicles. Its detailed description is given below:

1. Main Features:
Type: In-line four-cylinder, four-stroke diesel engine.
Displacement: About 3.9L.
Bore and Stroke: Bore 102mm, stroke 120mm.
Maximum Power: Typically 75 to 150 PS (approximately 56 to 112 kW), depending on the tuning and application.
Maximum Torque: Up to about 400 N m (N m).
2. Design Features:
Turbocharging: Equipped with a turbocharger to improve air intake efficiency and increase power output.
High-pressure common rail injection system: Optimizes fuel injection, improves combustion efficiency, reduces emissions and fuel consumption.
Compact Design: Compact design, suitable for installation in small spaces.
3. Performance Advantages:
High Power: Suitable for high load conditions, providing continuous and reliable power support.
Fuel Economy: Efficient combustion system and optimized injection technology ensure low fuel consumption.
Durability: The design is designed for durability and can adapt to long-term use and harsh conditions.
4. Applications:
Industrial Equipment: Widely used in generator sets and pump equipment.
Agricultural Machinery: Suitable for tractors and other agricultural machinery.
Commercial Vehicles: For light and medium-duty trucks.
5. Maintenance and Service:
Change oil and filter regularly: Ensure the normal operation of the lubrication system and prolong the service life of the engine.
Check the cooling system: Maintain the normal coolant level to avoid overheating.
Fuel injection system maintenance: Check the fuel injectors regularly to ensure the efficient operation of the fuel system.
To summarize:
With its excellent power output and fuel economy, the 4BT3.9 engine has become an ideal choice for industrial and agricultural use. It can adapt to various working conditions and provide efficient operation.