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Yuchai YC4GN Gas Engine | 5.2L Euro III/IV/V CNG/LNG Engine for Light & Medium-Duty Trucks & Buses

YC4GN
Gas Engine
180~190H Power Coverage
Adapted Models：7.8-8.5m road buses and public buses
classic four-cylinder medium-duty engine
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    product details

    Yuchai YC4GN Euro 5 emission classic gas engine, a 4-cylinder engine developed on the yc6g series product platform through optimized design and improved applicability, maintains the advantages of YC6G, such as high reliability and long service life, good power performance, good economy, high reliability, low vibration and noise.

    Product Feature

    Excellent quality
    ● Water-cooled turbocharger.

    Fuel efficient
    ● Patented combustion technique, minimum fuel consumption reaches 187g/(kW·h).
    ● Low inertia turbocharger contributes to sufficient burning, better dynamic and efficiency.

    Comfortable and low noise
    ● Mild combustion with low noise and vibration.

    Safe and reliable
    ● Gas leakage diagnostic function.

    Product Advantages

    1

    Efficient Combustion & Reliable Power

    01
    5.2L 4-cylinder engine delivers up to 140kW power and 660N・m peak torque, ensuring stable performance for light/medium-duty vehicles.
    2

    Multi-Emission Compliance & Wide Compatibility

    01
    Available in Euro III, Euro IV, and Euro V emission standards, compatible with CNG/LNG fuels, suitable for diverse regional market requirements.
    3

    Compact Design & Flexible Installation

    01
    Compact size at 1126×803×1012mm, enabling flexible installation for various vehicle models without sacrificing power output.
    01

    Application Scenarios3

    Product Parameters

    Model

    Emission

    Disp.

    Rated power/Speed (kW/rpm)

    Max Torque/Speed (N·m/rpm)

    Fuel

    Size(mm)

    YC4G190N-50

    Euro V

    5.2L

    140/2300

    660/1300~1700

    CNG/LNG

    1126×803×1012

    YC4G180N-50

    132/2300

    650/1300~1700

    YC4G180N-40

    Euro IV

    650/1400

    YC4G180N-30

    Euro III

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