Yuchai YC4D Parts Catalog

1

Diesel Engine Parts Catalog

YC4D

Yuchai machinery Co. Ltd.

2005, 1

2

Preface

Respected customers of Yuchai:

Thank you for choosing products of Yuchai and reading <YC4D Diesel Engine Parts Catalog>!

The service principles of Yuchai are to try our best to serve you, and serve you wholeheartedly and faithfully. In order to carry out them better, We edit
and print <YC4D Diesel Engine Parts Catalog>. We hope this catalog can let users know our products’ construct and configuration, easily use, maintain
and purchase parts.

This catalog is based on the product’s drawing and data made in 2005. All main parts of YC4D (D0800) are listed in this catalog.

With the product improvement and users’ requirements, part of content will change to some extend. Yuchai keeps the right of modifications which are
not informed in advance. The detail configuration should accord to the product technical documents of the day.

<YC4D Diesel Engine Parts Catalog> is planed by Yuchai machinery Co. Ltd and edited by Yuchai technical design department.

If there is any mistake in <YC4D Diesel Engine Parts Catalog>, please point out and make it better. Thank you!

Yuchai machinery Co. Ltd.

2005, 1

3

Contents

Item

Part No.

Part Name

Page

Remark

Item

Part No.

Part Name

Page

Remark

1

D0200-1002000

Cylinder block assembly

3

23

D30-1307000

Water pump assembly

47 2

D30-1002030A

Timing gear housing parts

5

24

D0200-1308000

Fan assembly

49 3

D0300-1003000

Cylinder head assembly

7

25

D0200-3509000

Air compressor assembly

51 4

D0200-1004000

Piston and connecting rod assembly

9

26

D30-3701000

Charging generator assembly

53

5

D0800-1005000

Crankshaft and flywheel assembly

11

27

D30-3708000

Starter assembly

55

6

D30-1006000A

Camshaft assembly

13

28

D30-3800000

Gauge parts

57 7

D30-1007000A

Valve & drive train assembly

15

8

D0800-1008010

Intake manifold assembly

17

9

D0200-1008020

Exhaust manifold assembly

19

10

D30-1009000

Oil sump assembly

21

11

D30-1010000

Oil strainer assembly

23

12

D30-1011000

Oil pump assembly

25

13

D30-1012000

Oil filter assembly

27

14

D30-1013000A

Oil cooler assembly

29

15

D0800-1104000

Fuel line assembly

31

16

D0200-1105000A

Fuel filter assembly

33

17

D0800-1111000

Fuel injection pump assembly

35

18

D0800-1112000

Fuel injector assembly

37

19

D0200-1118000

Turbocharger assembly

39

20

D30-1303000

Water outlet pipe assembly

41

21

631-1305000

Water drain cock assembly

43

22

6105Q-1305100

Water inlet cock assembly for heater

45

4

1 D0200-1002000 Cylinder block assembly

5

1 D0200-1002000 Cylinder block assembly

Item

Part No.

Part Name

Num.

Remark

Item

Part No.

Part Name

Num.

Remark

1

Q40308

Washer 8 3

23

Q5220408

Pin 4×8

2 2

Q150B0855TF2

Bolt M8×55

3

24

330-1002013

Middle main bearing cover

1 3

D30-1002054

Timing idler gear plate

1

25

330-1002021A

Main bearing bolt

10 4

6105QA-1002011

Camshaft bushing

1

damageable

26

D30-1002012A

Front main bearing cover

1 5

D30-1002051

Timing idler gear

1

27

Q61101

Castle tapered face screw plug NPT1/8

1 6

D30-1002052

Idler shaft 1

28

D30-1002114

Cylinder block

1

7

D30-1002069

Main oil gallery plug

4

29

D30-1002064B

Cylinder liner

4

8

630-1003081

Water jacket plug

2

30

A3000-1002063/B

Cylinder liner seal ring

4

damageable

9

6105Q-1002081A

Dipstick sleeve

1

31

D30-1002011

Camshaft bushing

5

damageable

10

6105Q-1002082

O ring 9×1.6

1

damageable

11

D30-1002090A

Dipstick welded part

1 12

Q72240

Plug 40 2

13

D30-1002062A

Camshaft cover gasket

1

damageable

14

D30-1002061

Camshaft cover

1 15

Q40308

Washer 8 3

16

Q150B0820

Bolt M8×20

3 17

Q5220312

Pin 3×12

4 18

D30-1002170A

Nozzle parts

4 19

430-1002163

Washer 4

20

430-1002162B

Hollow bolt for oil

4 21

D30-1002067A

Plug 2

22

330-1002014

Main bearing cover

3

6

2 D30-1002030A Timing gear housing parts

7

2.D30-1002030A Timing gear housing parts

Item

Part No.

Part Name

Num.

Remark

Item

Part No.

Part Name

Num.

Remark

1

D30-1002211B

V-ribbed belt idler

1

27

GB/T9877.1-FB659012F

Seal ring FB65×90×12F

1

damageable

2

GB/T276-6010-2RS

Antifriction bearing 6010-2RS

2

28

D30-1002037

TDC pointer

1 3

Q43080

Snap ring 80

2

29

Q1200816

Stud M8×16

2 4

D30-1002213B

V-ribbed belt idler shaft

1

30

Q40108

Washer 8 2

5

Q40308

Washer 8 3

31

Q40308

Washer 8 2

6

Q150B0865

Bolt M8×65

3

32

Q150B0865

Bolt M8×65

2 7

Q40110

Washer 10

2

33

D30-1002031C

Timing gear housing cover

1 8

Q40310

Washer 10

2

34

Q5220814

Pin 8×14

1 9

Q150B1025

Bolt M10×25

2

35

D30-1002034C

Timing gear housing cover gasket

1

damageable

10

D30-1002038

Power steering pump cover

1

36

D30-1002033C

Gear housing cover

1 11

GB3452.1--26507500

O ring 75×2.65

1

damageable

37

Q1200818

Stud M8×18

1 12

Q40108

Washer 8 1

38

Q1200820

Stud M8×20

2 13

Q40308

Washer 8 1

39

Q40108

Washer 8

10

14

Q150B0870

Bolt M8×70

1

40

Q40308

Washer 8

10

15

Q40108

Washer 8 1

41

Q150B0822

Bolt M8×22

10 16

Q40308

Washer 8 1

42

Q40308

Washer 8 3

17

Q340B08

Nut M8 2

43

Q340B08

Nut M8 3

18

30-1002040

Fuel injection pump gear cover parts

1

44

Q1200865

Stud M8×65

3 19

Q40108

Washer 8 5

45

Q40108

Washer 8 3

20

Q40308

Washer 8 5

46

Q40308

Washer 8 3

21

Q150B0820

Bolt M8×20

5

47

Q340B08

Nut M8 3

22

D30-1002036

Fuel pump gear cover gasket

1

damageable

48

Q40108

Washer 8 1

23

6105Q--1600011

Flat pin 1

49

Q40308

Washer 8 1

24

Q40108

Washer 8 2

50

Q150B0855

Bolt M8×55

1

25

Q40308

Washer 8 2

51

D30-1002212A

Spacer 1

26

Q150B0850

Bolt M8×50

2

8

3 D0300-1003000 Cylinder head assembly

9

3 D0300-1003000 Cylinder head assembly

Item

Part No.

Part Name

Num.

Remark

Item

Part No.

Part Name

Num.

Remark

1

330-1003013A

Cylinder head long bolt

4

23

1530-1014023

Vent hose

1 2

D30-1003018

Cylinder head short bolt (Ⅱ)

4

24

150-1014022

Clamp 1

3

Q614B06

Square tapered face screw plug NPT3/4

3

25

1530-1014021

Vent hose bracket

1 4

330-1003014A

Cylinder head short bolt

6

26

150-1003041E

Oil filler cap

1 5

6105Q-1003085

Hanger 2

27

150-1003043B

Seal ring 1

6

D30-1003017

Washer 4

7

D30-1003015B

Cylinder head

1

8

6105Q-1003081

Water jacket plug (1)

8

9

6105QA-1003088

Cylinder head dowel pin sleeve

2

10

D30-1003011A

Cylinder head gasket

1

damageable

11

D30-1003018

Cylinder head short bolt (Ⅱ)

4

12

Q2140620

Screw M6×20

1

13

Q340B06

Nut M6 1

14

D30-1003022C

Cylinder head cover gasket

1

15

Q1840816

Bolt M8×16

10

16

D30-1003060C

Cylinder head cover welded part

1

17

330-1003053

Seal ring 1

18

Q40106

Washer 6 2

19

Q40306

Washer 6 2

20

Q150B0616

Bolt M6×16

2

21

D30--1003120

Breather parts

1

22

Q67638

Circlip 38 1

10

4 D0200-1004000 Piston and connecting rod assembly

11

4 D0200-1004000 Piston and connecting rod assembly

Item

Part No.

Part Names

Quantity

Remark

Item

Part No.

Part Names

Quantity

Remark

1

A30-1004016

First compression ring

4

damageable

2

A30-1004017

Second compression ring

4

damageable

3

A30-1004030

Oil scraper ring

4

damageable

4

D30-1004001

Piston

4

damageable

5

6105Q-1004019B

Piston pin 4

6

Q43038

Retaining ring 38

8

damageable

7

530-1004052

Connecting rod bushing

4

damageable

8

530-1004051

Connecting rod

4

9

530-1004019

Connecting rod bearing

8

damageable

10

530-1004053

Connecting rod cap

4

11

530-1004054

Connecting rod bolt

8

damageable

12

5 D0800-1005000 Crankshaft and flywheel assembly

13

5 D32-1005000 Crankshaft and flywheel assembly

Item

Part No.

Part Name

Quantity

Remark

Item

Part No.

Part Name

Quantity

Remark

1

GB9877.1-88

Oil seal FB100×125×12F

1

23

6105Q-1005058A

Crankshaft thrust plate

1

damageable

2

D0200-1600015A

Clutch case

1

24

D30-1005055

Crankshaft lower bearing (narrow)

4

damageable

3

Q40114

Washer 14

4

25

D30-1005056A

Crankshaft upper bearing (wide)

1

damageable

4

Q40314

Washer 14

4

26

D30-1005054

Crankshaft upper bearing (narrow)

4

damageable

5

Q150B1455

Bolt M14×55

4

27

Q5511296

Key 12×96

1 6

Q40108

Washer 8 4

28

6105Q-1005021

Crankshaft timing gear

1 7

Q40308

Washer 8 4

29

D30-1005023

Spacer

1 8

Q150B0816

Bolt M8×16

4

30

D30-1005022

Oil pump driving gear

1 9

532-1005062A

Flywheel ring gear

1

31

D30-1005030

Pulley damper assembly

1

10

D32-1005061A

Flywheel 1

32

D30-1005051

Damper tightening bolt gasket

1

11

D32-1600200

Clutch driven plate

1

33

D30-1005052

Damper tightening bolt

1

12

D32-1600050

Clutch cover and pressure plate

1

34

6105Q-1600021

Clutch fork flange

1

13

Q40110

Washer 10

8

35

6105Q-1600022

Clutch fork bushing

2

14

Q40310

Washer 10

8

36

Q150B1035

Bolt M10×35

2

15

Q/YC1821022

Bolt M10×22

n

12 parts

37

Q40310

Washer 10

2

16

Q/YC1821028

Bolt M10×28

n

38

630-1600018

Small cover gasket

1

17

Q5221022

Pin B10×20

2

39

6105Q-1600017

Clutch bottom cover

1

18

330-1005044

Flywheel bolt

7

40

Q40112

Washer 12

6

19

GB/T276-6205-Z

Antifriction bearing 6205-Z

1

41

Q40312

Washer 12

6

20

6105Q-1005042

Dowel pin

1

42

6105Q-1600011

Flat pin

1

21

D0800-1005001

Crankshaft

1

43

Q5221224

Pin B12×24

1

22

D30-1005057

Crankshaft lower bearing (wide)

1

damageable

44

Q150B1250

M12×50

6

14

6 D30-1006000A Camshaft assembly

15

6 D30-1006000A Camshaft assembly

Item

Part No.

Part Names

Quantity

Remark

Item

Part No.

Part Names

Quantity

Remark

1

D30-1006015B

Camshaft 1

2

GB/T1096-C0828

Key 8×28

1

damageable

3

6105Q-1006017

Spacer - camshaft timing gear

1

4

D30-1006016

Camshaft thrust plate

1

5

Q/YC1820820

Bolt M8×20

2

6

D30-1006021

Camshaft timing gear

1

7

630-1006019

Washer 1

8

Q40312

Washer 12

1

9

Q150B1238TF2

Bolt M12×28

1

16

7 D30-1007000A Valve & drive train assembly

17

7 D30-1007000A Valve & drive train assembly

Item

Part No.

Part Names

Quantity

Remark

Item

Part No.

Part Names

Quantity

Remark

1

D30-1003111A

Intake valve

4

Damageable

23

A30-1007092

Washer 4

2

430-1007019A

Intake valve seat

4

Damageable

24

D30-1007036

Hexagon head bolt

4 3

150-1007021E

Valve key

16

Damageable

25

6105Q-1007054

Lock nut

8

Damageable

4

D30-1003116

Valve spring retainer

8

Damageable

26

6105QA-1007053

Valve adjusting screw

8

Damageable

5

430-1007016A

Valve stem oil seal

8

Damageable

27

6105QA-1007032

Rocker arm shaft spring

3 6

6105Q-1007023

Valve inner spring

8

Damageable

28

J3100-1007051

Exhaust valve rocker arm

4 7

6105Q-1007022

Valve outer spring

8

Damageable

29

J3100-1007061

Intake valve rocker arm

4 8

430-1007018

Valve guide

8

Damageable

30

630-1007052

Rocker arm bushing

8

Damageable

9

D30-1003103A

Exhaust valve

4

Damageable

10

430-1007021A

Exhaust valve seat

4

Damageable

11

D30-1007081

Push rod

8

Damageable

12

6105Q-1007091A

Tappet

8

Damageable

13

Q43125

Snap ring 25

2

14

6105QA-1007031

Rocker arm shaft washer

6

15

6105QA-1007042

Bowl type plug

2

16

D30-1007041A

Rocker arm

1

17

6105Q-1007073

Union bolt

2

18

D30-1007075A

Oil pipe welded part

1

19

Q/YC149-8

Compound seal washer 8

4

Damageable

20

D30-1007034

Rocker arm shaft seat (1)

1

21

D30-1007031

Rocker arm shaft washer

2

22

D30-1007033

Rocker arm shaft seat (2)

3

18

8 D0800-1008010 Intake manifold assembly