Cummins 4BT3.9-P55 Pump Drive Engine
| General data of Cummins 4BT3.9-P55 Pump Drive Engine | 
| Engine Model | Cummins 4BT3.9-P55 | 
| Type | 4 stroke, 4 cylinder in line | 
| Displacement | 3.9 L | 
| Bore&Stroke | 105*114 mm | 
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| Performance Date of Cummins 4BT3.9-P55 Pump Drive Engine | 
| Rated Output/Speed | 40KW/55HP @ 1800RPM | 
| Torque/Speed | 212N.m @ 1800RPM | 
| Maximum no load speed | 1890±20RPM | 
| Maximum overspeed capability | 2900RPM | 
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| Technical data of Cummins 4BT3.9-P55 Pump Drive Engine | 
| Aspiration | Turbocharged | 
| Fuel System | Mechanical Pump + Electronical Governor | 
| Ignition sequence | 1-3-4-2 | 
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| Fuel Consumption Cummins 4BT3.9-P55 Pump Drive Engine | 
| Engine Output Power | Fuel Consumption | 
| % | kW | Ps | g/kW.h | L/h | 
| 100 | 40 | 54 | 221 | 10.7 | 
| 75 | 30 | 41 | 230 | 8.4 | 
| 50 | 20 | 27 | 255 | 6.2 | 
| 25 | 10 | 14 | 346 | 4.2 | 
The above is general technicial information of Cummins 4BT3.9-P55 Pump Drive Engine. It is also for us to supply the Cummins 4BT3.9-P55 genuine parts and engine power units .
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