| Dongfeng Cummins L340 20 Automotive Engine Datasheet |
| engine model | L340 20 |
| Engine Logo | Dongfeng Cummins |
| Inspection report number | QC06051QD2071/QC06061QD2071 |
| Product technology source | Introduced models (Cummins) |
| Emission level | GB17691-2001/GB3847-2005 |
| Fuel type | Diesel |
| Engine ignition method | Compression ignition |
| Engine oil supply | In-line pump |
| Engine intake method | Booster |
| Engine cooling method | Liquid cooling |
| Engine combustion chamber structure (compression ignition engine only) | Direct injection |
| Engine cylinder arrangement | Inline |
| Number of engine cylinders | 6 cylinders |
| Engine firing order | 1-5-3-6-2-4 |
| Engine cylinder center distance (mm) | 137 |
| Number of intake valves | 1 |
| Number of exhaust valves | 1 |
| Displacement (L) | 8.9 |
| Volume compression ratio | 16.6 |
| Bore diameter (mm) | 114 |
| Travel (mm) | 145 |
| Rated power (kW) / speed (rpm) | 250/2200 |
| Rated oil supply per stroke (mm) | 176 |
| Idling speed (rpm) | 600-800 |
| Maximum intake resistance (rated speed, 100% load) (kPa) | 3.7 |
| Maximum exhaust back pressure (rated speed, 100% load) (kPa) | 10 |
| The maximum power (kW) that an accessory driven by the engine allows to absorb | 3.5 |
| Maximum torque (Nm)/rotation speed (rpm) | 1350/1400 |
| Oil supply per stroke (mm) at maximum torque speed | 188 |
| Turbocharger/Model/Manufacturer | HX40W/Wuxi Holset Engineering Co., Ltd. |
| Intercooler/model/manufacturer/intercooler outlet maximum temperature | |
| Fuel injection pump / model / manufacturer | BHF6P120005/Wuxi Weifu High-tech Co., Ltd. Â |
| Governor/Model/Manufacturer | |
| Injector / model / manufacturer | KBEL-P052/Wuxi Eurasian Diesel Injection Co., Ltd. |
| Engine ECU - Software / Models / Manufacturers | |
| Engine ECU - Hardware / Model / Manufacturer | |