Sears 917.25930 Owner's Manual download pdf (Page 27)

REPAIR

PARTS:

ST/12-GARDEN

TRACTOR

MODEL

NO.

917.25930

CRAFTSMAN

4-CYCLE

ENGINE

Ref.

No.

1

2

2A

4

5

5

6

6

7

8

9

9

10

11

12

13

14

14

14

14

14

15

15

15

15

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

32

33

Part

No.

662012

33042

27652

3195

0

31940

31941

31942

31943

650592

31944

31945

31946

20810

33390A

29783

31931

32238

32239

32240

32621

32622

32241

32242

32243

32625

32626

31

919

33093A

32

077

26073

28264

32150

-~

31939

32685

33893

33590

33984

*

31956

32426

650588

30564

31964

Part

Name

Complete Engine

Cylinder Assy. (Incl. Nos. 2A,

4

& 47)

Pin, Dowel

Seal,

Oil

Valve, Intake (Standard)

Valve,

Intak

e

(1/32

" oversize)

(Incl. No.

9)

Valve,

Exhaust

(

Standard)

Valve, Exhaust

(1/32"

over-

size) (Incl.

No.9)

Key, Flywheel

Spring, Valve

Cap, Lower valve spring (S

td

:)

Cap, Lower valve spring

(1/32"

oversize)

Pin, Valve spring retaining

Crankshaft Assy. (Incl. Nos.

12,

13

,

78

&

79)

Pin, Crankshaft gear

Gear, Crankshaft

Piston

& Pin Assy. (Incl. 2

of

No.

16)

(Standard)

Piston

& Pin Assy. (Incl. 2

of

No.

16)

(.010

oversize)

Piston

& Pin Assy. (

In

cl. 2

of

No.

16)

(.020

oversize)

Piston

& Pin Assy. (Incl. 2

of

No.

16

) (.030 oversize)

Piston

& Pin Assy '(Incl. 2

of

No.

16)

(.040

oversize)

Ring Set, Pi

ston

(Standard)

Ring Set, Pi

ston

(.010

oversize)

Ring Set, Piston (

.020 oversize)

Ring Set, Piston

(.030

oversize)

Ring Set, Piston

(.040

oversize)

Ring, Piston pin retaining

Rod

Assy ., Connecting (Incl.

Nos.

18,

19

&

20)

Bolt, Connecting

rod

Washer, Connecting

rod

Ref.

No.

34

35

36

37

38

39

40

41

42

43

44

45

46

47

48

49

50

51

53

54

55

56

57

58

59

60

67

68

70

71

72

73

74

75

Nut,

LockJ _S/16-24

__

Camshaft (Mech. C

omp

ression

',

Release)

--

Lifter, Valve

Cover, Cylinder (Incl. Nos.

4,

28, 34 &

43

)

Tube,

Oil filler

"0"

Ring

D

ipst

ick Assy ., Oil (Incl. No.

25)

Gasket,

Cylinder cover

Spacer, Governor

rod

Screw, Hex

hd.

Sems,

1/4

-

20

x

2

Screw, Hex hd. cap Sems,

1/4-2

0 X 1

Clamp, Governor lever

76

77

78

79

81

82

82A

83

.

25.

I

MODEL NUMBER: 143.662012

Part

No.

29193

31963

650518

650544

7975

31965

30312

31967

31968

32425

31948

29193

31947

31930

*32246A

33034

650711

650714

33636

33035

6

50691

650781

27793

28942

650128

3

197

6

30688

650690

28537

26460

30962

32579

610118

650561

650124

610750

31932

31928

*3

1971

*31

972

32031

32577

Part

Name

Rin

g,

Retaining

Lever, Governor adjusting

Lockwasher, No.

10

E.T.

Screw, Fil. flex

hd

. self-locking,

10-24 X 7/8

Nut,

Square, 10-24

Plate, Governor spring

Screw, Hex

slotted

washer hd.,

Sems,

10-32 x

1/2

Spring, Governor

Link, Governor

Rod

Assy., Governor

Spool, Governor

Ring, Retaining

Gear

Ass

y.,

Governor

Shaft, Mechanical governor

Gasket,

Cylinder

head

Head, Cylinder

Screw, Hex

hd.

cap, 5/16-18 x

1-5/8

; '

Screw, Special

hex

hd

. cap,

)'

5/16-18 X 1-5/8

~

Plug, Spark • '

Cover, Cylinder

head

Washer, Flat

Screw, Hex hd. cap, Sems,

5/16-18

X

11/16

Clip,

Conduit

Screw, Hex sl

otted

hd. Sems,

1.0-32 X

3/8

Screw, Fil.

slotted

hd.

Sems,

10-24 X

l/2

Extension, Bfower housing

Screw, Hex hd.

cap,

Sems,

1/4-20

X

1/2

,

1

Washer, Belleville

Washer,

Flat

Clamp, Fuel line

Line, Fuel

Baffle, Blower housing

Cover, Spark plug

Screw, Phil. hex

hd.

Sems,

1/4-20 X 5/8

Nut,

Hex 10-32

Grommet, Lead wire

Bearing, Tapered roller

Cup, Bearing

Gasket, Shim

(.004/.005 thick,

see

note

1)

Gasket, Shim (.005/.

007

thick,

see

note

1)

Spacer, Steel (.010 thick, see

note

1)

Cover,

Cy~inder

(See

note

1)

*Indicates Parts Included in

Gasket Set, Ref. No.

169.

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