Item Description

Model YSD490D Y490D
Type Vertical, Water Cooling, Four Stroke
Combustion Chamber Type Direct Injector
Number of Cylinders 4 4
Bore (mm) 90 90
Stroke (mm) 100 105
Compression Ration 18 18
Total Displacement (L) 2.54 2.67
Firing Order 1-3-4-2 1-3-4-2
Rated Power (kW) 21 / 1500 24 / 1500
25 / 1800 28 / 1800
Intake Type Natural Aspiration
Cooling Method Forced Watercooling
Starting Method Electric
Flywheel Size SAE 7.5
Bell Housing Size SAE4
Net Mass 230 240
Overall Dimensions (LxWxH)(mm) 716 x 530 x 670 716 x 530 x 670
Designation YSD490D Y490D
Fuel Injection Pump Type BQ Pump
Governor All-speed, Mechanical Centrifugal
Fuel Delivery Pump Single-Acting Piston Type
Fuel Injector Model S Series
Diameter of Nozzle (mm) 0.255
Injection Pressure (Mpa) 19.6+1
Lube Pump Model Rotor Type
Speed (r/min) 1500
Capacity (L/min) 37.5
Type 400
Water Pump Model Centrifugal, Volute, Single-Suction
Speed (r/min) 4000
Capacity (L/min) 270
Type Silicon Rectifying Shunt Dynamo
Starting Motor Model QDJ1329D
Voltage (V) 12
Power (kW) 3.5
Model JFWZ13 JFW24X
Voltage (V) 14 28
Power (W) 350 500
Fuel Filter Type Single Stage, Paper Element
Model CXZ0708A
Lube Oil Filter Type Single Stage, Paper Element
Model JX0810 JX0810K

 

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