Refer to the above diagram when choosing your part number

1

YSE4890

Crankcase

1

$142.95

2

YSE0505

Valve Cover

1

$14.75

3

YSE0510

Valve Cover Gasket

Available in Set

4

YSE0515

 Valve Cover Screws

2

$1.50

5

YSE2605

 Head Gasket

1

$3.50

6

YSE2610

 Cylinder Head

1

$80.25

7

YSE2160

 Intake Valve

1

$21.50

8

YSE2165

 Exhaust Valve

1

$26.00

9

YSE2170

 Spring Set

2

$7.25

10

YSE2175

 Spring Retainer Set

2

$7.25

11

YSE2180

 Spring Retainer Clip Set

4

$7.25

12

YSE0555

 Rocker Arm Set

2

$30.95

13

YSE0560

 Valve Adjuster Set

2

$6.25

14

YSE0565

 Adjuster Nut Set

2

$3.10

15

YSE0570

 Rocker Arm Shaft

1

$5.50

16

YSE0575

 Shaft Set Screw

1

$1.50

17

YSE0580

 E-Ring Clip Set

2

$2.50

18

YSE2615

 Head Bolt Set

5

$4.95

19

YSE4900

 Crankshaft

1

$72.25

20

YSE2625

 Cylinder Liner

1

$46.50

21

YSE2630

 Piston

1

$78.50

22

YSE0605

 Wrist Pin

1

$8.50

23

YSE2635

 Wrist Pin Retainer Set

2

$8.25

24

YSE2640

 Piston Ring

1

$19.50

25

YSE2645

 Connecting Rod

1

$32.00

26

YSE4910

 Sport Back Plate (no longer available as seperate parts. Use YSE 4905 assembly below).

1

27

YSE4545

 Disc Valve  (no longer available as seperate parts. Use YSE 4905 assembly below).

1

28

YSE4725

 Disc Valve Pin  (no longer available as seperate parts. Use YSE 4905 assembly below).

1

29

YSE0640

 Retainer Screw (no longer available as seperate parts. Use YSE 4905 assembly below).

1

30

YSE0645

 Back Plate Gasket

1

Available in Set

31

YSE2655

 Back Plate Screw Set

6

$4.95

32

YSE0655

 Cam Gear Cover

1

$5.50

33

YSE0660

 Cam Cover O-Ring

1

Available in Set

34

YSE2235

 Cam Cover Screw Set

2

$4.25

35

YSE2660

 Cam Gear

1

$48.25

36

YSE0675

 Cam Followers

2

$12.25

37

YSE2665

 Push Rod Set

2

$14.50

38

YSE2670

 Push Rod Cover Set

2

$11.25

39

YSE0690

 Push Rod Cover O-Rings

40

YSE0695

 Front Bearing

1

$12.25

41

YSE2240

 Front Bearing Oil Seal

1

$8.75

42

YSE0701

 Rear Bearing

1

$18.75

43

YSE0705

 Cam Bearing Set

2

$12.95

44

YSE0710

 Fuel Nipple Set

6

$9.25

45

YSE0715

 Regulator Body

1

$33.95

46

YSE0195

 Regulator Adjusting Screw

1

$3.25

47

YSE0725

 Regulator Adj. Screw O-Ring

1

Available in Set

48

YSE0730

 Diaphragm

1

$3.10

49

YSE0176

 Regulator Plunger

1

$3.10

50

YSE0180

 Plunger Spring

1

$1.50

51

YSE0745

 Regulator Gasket

1

Available in Set

52

YSE0750

 Regulator Screw Set

2

$1.50

54

YSE4210

 Carburetor Body

1

$44.95

55

YSE4920

 Throttle Barrel

1

$40.25

56

YSE2050

 Low Speed Adjusting Screw

1

$8.50

57

YSE2060

 Low Speed O-Ring

1

Available in Set

58

YSE2690

 High Speed Needle Valve

1

$12.95

58

YSE2740

 Needle Valve Assembly

1

$28.95

59

YSE2695

 High Speed Needle O-Ring

1

$3.50

60

YSE2700

 High Speed Needle Seat

1

$9.95

61

YSE2705

 Needle Seat O-Ring Set

2

$3.50

62

YSE2710

 Needle Valve Detent

1

$4.95

63

YSE2255

 Throttle Barrel Seal

1

$4.25

64

YSE1090

 Throttle Barrel Retainer

1

$3.10

65

YSE0785

 Throttle Stop Screw

1

$1.50

66

YSE0790

 Throttle Stop Spring

1

$1.50

67

YSE0200

 Throttle Arm

1

$5.50

68

YSE2260

 Carburetor Gasket

1

Available in Set

69

YSE2715

 Drive Washer

1

$17.75

70

YSE2720

 Drive Washer Retainer

1

$4.95

71

YSE0835

 Intake Pipe

1

$12.25

72

YSE0840

 Intake Pipe O-Rings

4

Available in Set

73

YSE1540

 Wrist Pin Access Plug

1

$4.75

74

YSE2270

 Propeller Washer

1

$3.50

75

YSE0830

 Propeller Nut Set

2

$7.75

76

YSE4905

 Back Plate Assembly

2

$81.95

YSE2725

140FZ Gasket Set

$11.25

YSE2730

O-Ring Set

19.50