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Yuchai YCK15-60 Diesel Engine | 660HP Heavy-Duty | China VI | 1M km B10 Life

Diesel Engine 
600~660Ps Power Coverage
Adapted Models: engineering dump trucks, cement mixer trucks, truck-mounted cranes, sanitation sprinkler trucks, and other special-purpose vehicles.
High-efficiency logistics tractors, large transportation tractors, all-terrain cranes, etc.

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    Product Overview

    The Yuchai YCK15-60 is a high-power 15.26L diesel engine delivering 600-660HP, specifically engineered for heavy-duty logistics and oversized cargo transport. Built to German engineering standards, it features a high-pressure common rail system and overhead camshaft design to produce formidable 3200N·m torque at 950-1250rpm while achieving excellent fuel efficiency. With aerospace-grade components that withstand 250bar peak pressure, it offers exceptional durability with a 1-million-km B10 life and extended 100,000km maintenance intervals to reduce operating costs. Incorporating patented noise reduction technology and full compliance with China VI emission standards, this engine sets the benchmark for performance and reliability in heavy commercial vehicles.

    product introduction

    0102030405
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    Extreme Power Performance

    China’s most powerful on-road engine with up to 660 hp and 3200 N·m torque, delivering outstanding acceleration, climbing ability, and overtaking performance.
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    Long Service Life with Robust Design

    Developed with German engineering standards, this engine boasts a B10 service life of 1.8 million km and uses a high-strength block with premium global components rated for up to 2500 bar.
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    Industry-Leading Low Noise

    Over 3 dB quieter than competing models, thanks to precision-ground gears, backlash-free transmission, and crankshaft dynamic balancing—delivering smoother and quieter performance.
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    Extended Maintenance Intervals

    Features simplified valvetrain, fewer components, and long-lasting filters with a 100,000 km service interval—cutting downtime and annual operating costs.
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    Powerful In-Cylinder Braking

    Advanced compression-based engine braking improves braking force by over 55%, eliminating the need for auxiliary butterfly valves or water-retarder systems—enhancing both safety and cost-efficiency.

    Application Scenarios

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    Application Cases

    Application Cases01
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    K15 equipped with Dongfeng Liuqi trucks

    K15

    Technical Parameter

    Engine Model YCK15660-60 YCK15600-60
    Displacement (L)

    15.26
    Cylinders - Bore × Stroke (mm)

    6-138×170
    Number of Valves per Cylinder

    4
    Rated Power / Speed (kW/rpm)

    485/1600

    441/1600
    Max Torque / Speed (N·m/rpm)

    3200/950～1250

    2800/950～1250
    Technology Route

    Common Rail + DOC + DPF + HiSCR + ASC
    B10 Service Life (km ×10,000)

    ≥160
    Net Weight (kg)

    ≤1180

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