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Engine, Generator & Welding > Kubota Engine > RK-125N |
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Model |
RK-125N |
Type |
Horizontal Water-Cooled, 4-Cycle Diesel Engine |
Number Of Cylinder |
1 |
Bore x Stroke |
mm (in.) |
94 x 90 (3.70 x 3.54) |
Displacement |
cc (cu.in.) |
624 (32.08) |
Maximum Output |
HP / RPM |
12.5 / 2400 |
KW / RPM |
9.33 / 2400 |
Continuous Rated Output |
Hp / RPM |
10.5 / 2200 |
KW / RPM |
7.83 / 2200 |
Maximum Torque |
kgf.m / rpm |
4.04 / 1800 |
Specific Fuel Consumption |
g / hp-hr |
170 |
Combustion System |
Direct Injection System |
Compression Ratio |
18 |
Direction Of Revolution |
Counter-Clockwise ( Facing Flywheel ) |
Starting System |
Manual Speed-Doubling Handle |
Lubricating System |
Forced Lubrication With Trochoid Pump |
Cooling System |
Radiator |
Fuel |
Light Diesel Oil ( SAE No.2-D ) |
Lubricating Oil |
API Service CB-CC Class ( SAE #30, 20, 10W-30 ) |
Cooling Water Capacity |
L ( US gal ) |
2.1 (0.55) |
Fuel Tank Capacity |
L ( US gal ) |
10.5 (2.77) |
Crankcase Oil Capacity |
L ( US gal ) |
2.8 (0.74) |
Dry Weight |
Kg ( Ibs. ) |
105 (231.5) |
Lamp And Dynamo Output |
V-W |
Without Lamp |
Charge Output |
V-A |
- |
Starter Power |
V-KW |
- |
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