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Genuine YC4S140-48(S56D1) Engine Parts - Oil Pump, Filter, Cooler, Breather

Lubrication & start-up parts for YC4S140-48(S56D1):

oil pump, filter, cooler, breather, start aid.

Ensures oil cleanliness, fast cold-start & 18-month warranty.

    Application & Compatibility

    微信图片_20251219162839_112_83

    Engine Model

    YC4S140-48(S56D1)

    Rated Power

    140 HP (103 kW)

    Rated Torque

    450 N·m @ 1400-1800 rpm

    Emission Standard

    Euro IV / China IV

    Application Field

    Heavy-duty trucks, 7-7.5m buses, 3.8-8t light-duty trucks, construction machinery (loaders, excavators)

    Core Advantages

    Low fuel consumption (≤198g/kW·h), strong reliability, -30℃ cold start capability

    Product Description

    Confirm Compatibility

    All parts are 100% compatible with Yuchai YC4S140-48(S56D1) turbocharged diesel engine. With 3.8L displacement, 103kW rated power, and Euro IV compliance, this engine is widely used in medium/light-duty trucks and 4×2 vans. Our parts are tailored for its low-noise, fuel-efficient (199g/kW·h) design, meeting routine maintenance and emergency repair needs.

    Parts Coverage

    Our parts cover core systems of the engine: power core (cylinder block, piston, crankshaft damper), fuel & emission (injection pump, turbocharger, EGR), lubrication & cooling (oil pump, filter, water pump), and electrical & auxiliary (alternator, starter, ECU). EWP-marked wear parts are easy to identify.

    Quality Assurance

    All parts adhere to Yuchai’s technical standards, with part numbers matching the original catalogue. Key components use high-strength materials; wear parts pass strict tests. We offer an 18-month or 150,000km warranty, plus 24-hour English technical guidance and global after-sales service for seamless installation.

    Practical Tips

    For accurate selection, reference the original part number or provide your engine’s production batch. Our parts restore fuel efficiency and dynamic performance, minimizing downtime. Bulk orders enjoy preferential pricing—contact our team for tailored recommendations and support.

    Detail Parts List

    1S2000-1011000/06 Oil Pump Assembly

    11

    No.

    Part No.

    Name

    Qty.

    Remark

    1

    Q61903

    Screw  plug  NPT  3/8

    2

     

    2

    Q1840835

    Bolt M8×35

    5

     

    3

    Q1840840

    Bolt M8×40

    1

     

    4

    YC209-C070090FR

    Oil  seal 70×90

    1

    Eesy Wear Part

    5

    Q1840850

    Bolt M8×50

    3

     

    6

    S2000-1011100A

    Engine oil pump part

    1

     

    7

    Q1840855

    Bolt M8×55

    2

     

    8

    S2000-1011114

    Engine  oil  pump  gear

    1

     

    9

    YC208-B02240F

    O ring 2.65x22.4

    1

    Eesy Wear Part

    2、S55D1-1012000/01 Oil Filter

    12

    No.

    Part No.

    Name

    Qty.

    Remark

    1

    186-1012000B

    Oil filter

    1

    3、S55D1-1013000/01 Oil cooler assembly

    13

    No.

    Part No.

    Name

    Qty.

    Remark

    1

    Q1840620

    Bolt M6X20

    2

     

    2

    Q18408115

    Bolt  M8X115

    1

     

    3

    Q18408100

    Bolt M8X100

    1

     

    4

    Q61902

    Screw plug  1/4

    1

     

    5

    S2000-1013043

    Joint

    1

     

    6

    Q1840840

    Bolt M8X40

    3

     

    7

    Q/YC198-16

    Screw  plug  M16X1 .5

    1

     

    8

    Q/YC149-16

    Compound  Seal  ring  16

    1

     

    9

    YC208-B05450F

    O ring 2.65X54.5

    1

     

    10

    S54E1-1306007A

    Warm air water  supply  joint

    1

     

    11

    YC208-A01400F

    O  ring  1.8X14

    1

     

    12

    S5500-1013001

    water  inlet pipe

    1

     

    13

    151-1307017A

    Warm air water return  joint

    1

     

    14

    Q1840820

    Bolt M8X20

    1

     

    15

    S2000-1013106B

    Cooler Cover  gasket

    1

     

    16

    Q1840835

    Bolt M8X35

    6

     

    17

    Q1840895

    Bolt M8X95

    1

    4、SA000-1014000/02 Breather Assembly

    14

    No.

    Part No.

    Name

    Qty.

    Remark

    1

    Q1840815

    Bolt M8×15

    3

     

    2

    SA000-1014100

    Centrifugal Oil-Gas

    Separator

    1

     

    3

    Q67616

    Hoop  16

    2

     

    4

    SA000-1014025

    Oil return pipe

    1

     

    5

    SA000-1014045

    Ventilation pipe

    1

     

    6

    LND00-1014005

    Pipe  clamp

    1

     

    7

    Q67627

    Hoop 27

    3

     

    8

    SA000-1002814

    Connecting hose

    1

     

    9

    Q1840812

    Bolt M8×12

    1

     

    10

    SA000-1014005

    Pipe  clamp

    1

    5、SA000-1015000/01 Engine Start Auxiliary Device Assembly

    15

    No.

    Part No.

    Name

    Qty.

    Remark

    1

    SA000-1008105

    Intake pipe washer

    1

    Eesy Wear Part

    2

    SA000-1015050

    Pre-heating part

    1

    Product Advantages

    ●100% Yuchai OEM Genuine Parts:Produced on Yuchai’s original production line, 1:1 matching the engine.
    ●Perfect Fitment:Precision-machined to meet YC4S140-48(S56D1) technical specifications, no modification needed.
    ●Durable&Reliable:High-quality materials, passed 300,000+ working hours test.
    ●Global Warranty:12-month warranty, free replacement for quality issues.
    ●One-Stop Supply:Covers all parts of the engine, simplifying procurement.

    Payment & Shipping Terms

    MOQ: 1 piece

    Packaging: Customizable wooden crate/carton

    Delivery: 3-20 working days (express: DHL/FedEx; sea freight for bulk)

    Payment: L/C, T/T, Western Union; tracking number provided in 24hrs

    ● After-Sales Service:24-hour technical support, global service network

     

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