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Long B10 service life design, which can be more than 500,000 km
High-strength gantry engine block
Passed the reliability bench test of about 30,000 hours
Use of a high-strength open cylinder block and an integral cylinder head, ensuring higher strength and stability
Cylinder head cover made of new material
Aluminum alloy water pump, oil pump, gear chamber and oil cooler
Lozenge arrangement of four valves and Yuchai's patented combustion technology, achieving lower fuel consumption
Low-inertia turbocharger
Low comprehensive fuel consumption of DFAC Duolika equipped with the engine, which is 17.1 L/100 km measured by a user in Shaanxi
Noise-reduction gear
Vibration- and noise-reduction clutch
Application of pilot injection control, intelligent idle speed control and other electronic control technologies, effectively reducing engine vibration and noise
Integrated installation of the generator, A/C compressor and tension pulley on the same bracket, integrated structure of the water pump and oil cooler, and integrated structure of the detachable oil pump, air intake pipe and cylinder head, making repair and maintenance quick and convenient
| Product Series | 4S-50 | ||||
| Model Series | YC4S130-50 | YC4S140-50 | YC4S150-50 | YC4S160-50 | YC4S170-50 |
| Displacement (L) | 3.76 | ||||
| Bore × Stroke | 102×115 | ||||
| Number of Valves per Cylinder | 4 | ||||
| Emissions | Euro Ⅴ | ||||
| Power (kw/rpm) | 96/2600 | 103/2600 | 110/2600 | 118/2600 | 125/2600 |
| Torque (N.m/rpm) | 430/1300~1800 | 450/1300~1800 | 500/1300~1800 | 550/1300~1800 | 600/1300~1800 |
| Fuel System | BOSCH high pressure common rail system | ||||
| Exhaust Aftertreatment | SCR | ||||
| Dry Weight (kg) | 387 | ||||
| Oil Change Cycle | 20,000 (standard) | ||||
| B10 Service Life (10,000 km) | 50 | ||||
