R Series Diesel Engine is an In-line, four-stroke, water-cooling high-speed diesel engine with a direct-injection combustion chamber.

The machine enjoys good dynamic property, economical efficiency and superior start performance. It can start smoothly without preheating measures when the environment temperature is no lower than -10℃.

The top overhaul period is 8000 hours. Its reliability and service life have reached the advanced level among like products worldwide.

R Series Diesel Engine matches, optimizes and customizes the engine and the assembly according to the assembly configuration and the actual use; it has good supporting adaptability with multiple options for flywheel, flywheel housing and alternator available.

Type: In-line, four-stroke cycle, water-cooling

Cylinder number: 4

Bore×Stroke (mm): 105×125

Compression ratio ：17

Displacement (L)：4.33

Air inlet mode：Naturally aspirated

Rated power/Rotation speed(kW/rpm)：37/1500

Minimum fuel consumption rate at full load(g/kW.h)：231

Speed drop rate(%)：≤5

Net weight(kg)：420

Overall dimensions：862*766*1002

Application：Generator set