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Genuine YC4F115-30(F50SA) Engine Parts - Cylinder Block, Piston, Cylinder Head

100% Yuchai OEM-compatible parts for YC4F115-30(F50SA) turbo diesel.

Covers cylinder block, cylinder head, piston, gear housing & connecting rod.

Direct fit, EWP-marked wear parts, high durability & 12-month warranty.

    Application & Compatibility

    微信图片_20251219135010_105_83

    Engine Model

    YC4F115-30(F50SA)

    Rated Power

    85kW (115HP) @ 3200 rpm

    Rated Torque

    285 N·m @ 2200 rpm

    Emission Standard

    Euro Ⅲ (GB17691-2005 China Ⅲ)

    Aspiration Method

    Turbocharged & Intercooled

    Application

    6m Bus, Pickup, SUV, Light-duty Commercial Vehicles

    Product Description

    Confirm Compatibility

    All parts are 100% compatible with Yuchai YC4F115-30(F50SA) turbocharged intercooled diesel engine. This 4-cylinder in-line model has 2.66L displacement, 85kW (115HP) rated power at 3200 rpm, and meets Euro Ⅲ standards. Widely used in 6m buses, pickups, SUVs, and light-duty commercial vehicles, our parts perfectly match the engine’s specs for daily maintenance or emergency repairs.

    Parts Coverage

    Our parts cover key systems of YC4F115-30(F50SA) (per Yuchai’s 2008 catalogue): cylinder block & head (with EWP-marked wear parts), lubrication (oil sump, pump, filter), fuel injection (injection pump, injector), cooling & turbo (water pump, thermostat, turbocharger), and electrical & auxiliary parts (alternator, starter, sensors), meeting all maintenance needs.

    Quality Assurance

    All parts adhere to Yuchai’s technical standards, referencing the 2008 YC4F115-30(F50SA) catalogue. EWP parts use high-durability materials and pass strict tests. We offer a 12-month warranty and 24-hour technical support with English guidance to ensure seamless installation and reliable performance.

    Practical Tips

    For accurate selection, refer to original part numbers or provide your engine’s production batch. Our parts suit routine maintenance, overhauls, and emergency repairs, efficiently restoring the YC4F115-30(F50SA) engine’s performance and minimizing vehicle downtime.

    Detail Parts List

    1F50JX-1002000/01 Cylinder Block Assembly

    1-11-2

    Item

    Part No.

    Name

    Qty.

    Remark

    1

    F5000-1002100

    Cylinder block parts

    1

    Details see next page

    2

    F3000-1002107B

    Cylinder water seal ring

    4

     

    3

    F3000-1002107A

    Cylinder water seal ring

    4

     

    4

    F3000-1002106B

    Cylinder liner

    4

    Eesy Wear Part

    5

    F3000-1002306A

    Idle gear shaft

    1

     

    6

    F3000-1002360

    Idle gear subassembly

    1

     

    7

    F3000-1002307

    Idle gear guard board

    1

     

    8

    Q/YC207-0840

    Bolt

    3

     

    9

    F50JX-1002200

    Gear housing

    1

    Details see next page

    10

    Q1840890TF2

    Bolt M8X90

    2

     

    11

    186-1002056A

    Adjusting bolt

    1

     

    12

    Q40310

    Lock Washer 10

    1

     

    13

    F3100-1002450

    Tension belt pulley subassembly

    1

     

    14

    F3100-1002441

    Bracket

    1

     

    15

    Q1840825TF2

    Bolt M8X25

    1

     

    16

    YC24-B0308

    Straight pin B3X8

    4

     

    17

    F3000-1002740A

    Nozzle subassembly

    4

     

    18

    430-1002163

    Washer

    4

     

    19

    430-1002162B

    Hollow bolt for oil

    4

     

    20

    6105Q-1002022

    Aluminum plug φ 10X10

    3

     

    21

    YC24-0412

    Straight pin 4X12

    2

     

    22

    F3000-1002503

    Rear oil seal seat gasket

    1

    Eesy Wear Part

    23

    F3000-1002501

    Crankshaft rear oil seal seat

    1

     

    24

    YC209-090110FL

    Oil seal 90×110

    1

    Eesy Wear Part

     

    YC209-C090110PL

    Oil seal 90×110

    1

    Optional

    25

    Q1840825

    Bolt M8X25

    7

    2、F5000-1002100/04 Cylinder Block Parts

    2

    Item

    Part No.

    Name

    Qty.

    Remark

    1

    F3000-1002114D

    Cylinder block

    1

     

     

     

    F3000-1002114D*

     

    Cylinder block subassembly

     

    1

    (including)1、 3、5、6、8、9、 12、13、14、15

    2

    6105Q-1002069

    Rear main oil galley plug

    3

     

    3

    F3000-1002120

    Camshaft sleeve

    5

     

    4

    F3000-1002110

    Main oil gallery seal plug

    3

     

    5

    YC24-1218

    Straight pin 12X18

    1

     

    6

    F3000-1002123C

    Crankshaft tank

    1

     

    7

    Q72220

    Bowl-type spacer 20

    4

     

    8

    F3000-1002127B

    Main bearing cap long bolt

    4

     

    9

    Q72228

    Bowl-type plug 28

    5

     

    10

    F3000-1012001

    Oil drain guide pipe

    1

     

    11

    Q72158

    Spacer 58

    1

     

    12

    F3000-1002162A

    Positioning pin

    1

     

    13

    F3000-1002126A

    Main bearing cap short bolt

    6

     

    14

    F3000-1002118A

    Main shaft cap bolt

    6

     

    15

    F3000-1003002A

    Cylinder head long bolt

    4

     

    16

    Q/YC901-3C14

    Washer 14

    1

     

    17

    A7100-14991-0

    Shim

    1

    3、F50JX-1002200/02 Gear Housing Parts

    3

    Item

    Part No.

    Name

    Qty.

    Remark

    1

    F3100-1002127

    Flat pin

    1

     

    2

    F3100-1002202

    Gear housing cap plate

    1

    Eesy Wear Part

    3

    F5000-1002203A

    Gear chamber cover plate

    1

     

    4

    F3100-1002204

    Gear box cover spacer

    1

    Eesy Wear Part

    5

    Q1840820TF2

    Bolt M8×20

    4

     

    6

    F5000-1002201B

    Gear house

    1

     

    7

    YC209-055080FR

    Oil seal 55×80

    1

     

     

    YC209-C055080PR

    Oil seal 55X80

    1

    Optional

    8

    Q1840855

    Bolt M8×55

    7

     

    9

    Q1840860

    Bolt M8×60

    1

     

    10

    Q1840895

    Bolt M8×95

    2

     

    11

    Q1840880

    Bolt M8X80

    3

     

    12

    Q1840870

    Bolt M8X70

    1

     

    13

    Q1840816

    Bolt M8X16

    2

     

    14

    F5000-1002205

    Injection pump gear cover

    1

     

    15

    F3100-1002206

    Injection pump gear cover gasket

    1

    Eesy Wear Part

    16

    F3000-1002207A

    TDC pointer

    1

     

    17

    YC24-0616

    Straight pin 6X16

    1

     

    18

    Q32008

    Nut M8

    3

    4、F5001-1003000/01 Cylinder Head & Cylinder Head Cover Assembly

    4

    Item

    Part No.

    Name

    Qty.

    Remark

    1

    F3000-1003201B

    Cylinder head cover spacer

    1

    Eesy Wear Part

    2

    F3000-1003241C

    Cylinder head cover

    1

     

    3

    150-1003040F

    Oil filler cover subassembly

    1

     

    4

    Q1840880

    Bolt M8X80

    10

     

    5

    Q614B06

    Screw plug

    4

     

    6

    F3000-1003002A

    Cylinder head long bolt

    14

     

    7

    F3000-1003171

    Bolt sleeve

    4

     

    8

    F3000-1003172

    Valve guide pipe

    8

     

    9

    F3000-1003003A

    Cylinder head short bolt

    4

     

    10

    F3000-1003119

    Injector bush fitting

    4

     

    11

    Q72240

    Bowl type plug

    1

     

    12

    F3000-1003151B

    Rear lifter

    1

     

    13

    Q1841025TF2

    Bolt M10X25

    2

     

    14

    Q72232

    Bowl-type plug

    6

     

    15

    YC208-B01800S

    O-ring

    4

     

    16

    F3100-1003114A

    Cylinder head dowel pin sleeve

    2

     

    17

    F3000-1003001A

    Cylinder head gasket

    1

    Eesy Wear Part

     

    F3000-1003001A-264

    Cylinder head gasket

    1

    Optional

     

    F3000-1003001A-B28

    Cylinder head gasket

    1

    Optional

    18

    F3000-1003102A

    Exhaust valve seat ring

    4

     

    19

    F3000-1003103B

    Exhaust valve

    4

     

    20

    F3000-1003112

    Intake valve seat ring

    4

     

    21

    F3000-1003111A

    Intake valve

    4

     

    22

    F5000-1003101

    Cylinder head

    1

     

     

    F5000-1003170

    Cylinder head subassembly

    1

     

    23

    F3000-1003121

    Rotary spacer

    8

     

    24

    L3000-1003105

    Valve stem seal

    8

     

    25

    F3000-1003106S

    Valve spring

    8

     

    26

    F3000-1003116

    Valve spring upper seat

    8

     

    27

    F3000-1003109

    Valve stem locks

    16

    5、F5000-1004000/03 Piston & Connecting Rod Assembly

    5

    Item

    Part No.

    Name

    Qty.

    Remark

    1

    F3000-1004002A

    Gas ring

    4

    Eesy Wear Part

    2

    F3000-1004003A

    Fuel Scrap ring

    4

    Eesy Wear Part

    3

    F3000-1004100A

    Fuel  ring parts

    4

    Eesy Wear Part

     

    F3000-1004002A*

    Piston ring assembly

    4

     

    4

    F3000-1004001A

    Piston

    4

    Eesy Wear Part

    5

    F3000-1004004B

    Piston pin

    4

     

    6

    Q43034

    Retainer 34

    8

     

    7

    F3000-1004200C

    Connecting rod part

    4

     

    8

    F7000-1004005

    Connecting rod shaft shell

    8

    Eesy Wear Part

    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 YC4F115-30(F50SA) 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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