Dongfeng Cummins 4BT Engine
The Dongfeng Cummins 4BT engine is a four-cylinder in-line, turbocharged and intercooled diesel engine widely used in engineering machinery, power generation equipment and trucks.
The following are some key structural parameters of the 4BTAA engine:
- Displacement: 3.9 liters (3900 cc)
- Number of cylinders: 4 in-line
- Bore: 102 mm
- Stroke: 120 mm
- Compression ratio: 17.5:1
- Maximum power: usually between 100 and 140 horsepower (74-104 kW), depending on the tuning
- Maximum torque: up to 450 Nm
- Intake method: turbocharged (with intercooler)
- Fuel system: in-line mechanical injection pump
- Cooling system: water-cooled
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