CRAFTSMAN
4-CYCLE ENGINE MODEL NUMBER: 143.975001
1
2
4
5
14
15
16
17
18
19
20
25
25A
26
26A
30
40
40
4O
4t
41
41
42
42
42
43
45
46
48
49
50
60
61
62
63
64
64A
65
69
70
72
75
80
81
82
83
86
89
90
92
93
100
101
102
103
110
! 10A
!19
120
125
125
126
126
127
130
130A
130B
135
Psrt No,
36469A
26727
30968
30969
28277
31334
31510
31335
650.548
31426
32600
36552
35883
650802
650926
34740
36073
36074
36075
36070
36071
36072
36076
36077
36078
20381
32875
32610A
27241
32654
33158
29745
3_126
65076o
28545
30063
8345
65O 128
27677A
34674C
27642
27897
30574A
30590A
3,3591
30588A
650488
610981
611199
650815
650816
34443A
610118
650872
651007
35557
35285
364
36441
36471
36472
32644A
32645A
650691
6021A
650694A
650818
35395
Description
Cylinder (lncl 2;20.72,125)
Dowel Pin
oil Draln Extension
Extension Cap
Washer
Governor Rod
Governor Lever
Governor Lever CIamp
Screw 8-32x5/16"
Extension Spring
Oil Seal
Blower Housing Baffle
Baffle Extension
Screw t!4-20x5/8"
Screw 8-32x21164"
Crankshaft
Piston,Pin,&Ring Set(Std)
Piston,Pin,&Ring Set(.010")
Ptston,Pin,&Ring Set(.020")
Piston&Pin Assy(Std(tncl.43)
Piston&Pin Assy(,010" OS)
(ind. 43)
Piston&Pin Assy(.020" OS)
(Incl. 43)
Ring Set (Std)
Ring Set (,010" OS)
Ring Set (,020 "OS)
Piston Pin Retaining Ring
Connecting Rod A_y
(Incl. 46 & 49)
Connecting Rod Bolt
Valve Lifter
Oil Dipper
Camshaft (BCR)
Blower Hsing Extension
Grommet Mtg Bracket
Screw 8.32x3/8"
Grommet
Screw Torx T-30 1/4-20x112"
Washer
Screw 10-24xlt2"
Cylinder Cover Gasket
Cylinder Cover (tnc175-83)
OI! Drain Plug
Oil Seal
Governor Shaft
Washer
Governor Gear Assy.(tnct 81)
Governor Spool
Screw. 1/4-20x1-1/4"
Flywheel Key
Flywheel (w/ring gear)
BelleviIle Washer
Flywheel Nut
Solid State ignition
Spark Plug Cover
Solid State Mting Stud
Screw Torx T-15 10-24x15!16
Ground Wire
Ground Wire
Cylinder Head Gasket
Cylinder Head (Ind !31)
Exhaust Valve (std)!lnc1151)
Exhaust Valve(I/32
OS)
(Inc!. 151)
Intake Valve (std}(tncL 151)
Intake Valve (1/32" OS)
(Incl. i51 )
Washer
Screw 5f16-18x1-1/2"
Screw 5116-18 x 2`°
Screw 5/16,-18 x 1-1/2"
Resistor Spark Plug(R J19LM)
34
_g'O .............
151
169
170
171
172
173
174
178
181
182
183
184
185
186
200
203
204
2O6
209
209A
215
219
220
222
223
224
26O
262
267
268
274
275
277
285
287
290
292
298
300
301
305
307
3O8
310
313
328
329
335
338
340
342
342A
345
350
351
355
364
365
370A
370C
370D
370G
370K
380
390
396
400
Part No.
31673
27234A
27666
31410
34146
35350
30200
29752
650870
6201
34583
26756
336gl
32698
33858A
31342
650549
i610973
!650139
;30322
35440
,34582
35438
28820
650664
33673A
35656A
650737
34212
30200
33670A
35771
650327
36467A
650926
30705
26460
650665
35584
35355
35554
35499
355-39
35556
34080
35593
610973
35072
650257
36247
30063
650675
33344
570682
32180C
590574
33333
650735
36261
36501
35878
35282
36695
632107A
590707
33290D
36444
Description
VaJveSpring
Valve SpringCap
Valve CoverGasket
BreatherBody
BreatherElement
Valve Cover
BreatherTube
Screw I0-24 x 9t16"
Nut & LockWasher 1/4-28"
Screw1/4-20 x 1-11/16"
Screw114-28x 7/8"
ChokeBracket
CarburetorTo Intake PineGskt
IntakePipe
GovernorLink
ControlBkt(IncL 203-209A)
CompressionSpring
Screw5-40x7/16"
Terminal
Screw8-32 x 3/4"
l_o_nut 8 -32
Control Knob
Choke Rod
ChokeKnob
Screw10-32 x 1/2_
Screw 1t4-20 x 1-19/32"
Intake Pipe Gasket
BlowerHousing
Screw 1/4-20 x 112"
Hold DownBracket
Screw 10-24 x 9/16"
ExhaustGasket
Muffler(incL274)
Screw 114-20x 2-27164"
StarterCup
Screw8_32x21164"
Fuel Une
Fuel Une Clamp
Screw 114-15x 3/4"
Fuel Tank (ind 292 & 30!)
Fuel Cap
Oil Fill Tube
"(3" Ring
FillTube Clip
Dipstick
Spacer
Ignition Key
Terminal
Carburetor Cover
Screw8-32 x 5/16"
Fuel Tank Bracket
ScrewTorx T-30 114-20xlt2"
Washer
Heat Baffle
Primer Assy
Primer Line
Starter Handle(Mitten Grip)
Carburetor Cover Bracket
Screw 10-24 x 3/8"
Lubrication Decal
PrimerDecal
WarningDeca!
ChokeDecal
StarterDecal
Carburetor(incL 184)
RewindStarter
ElectdcStarterMotor(110 Volt}
(Optional)
Gasket Set
This engine could have been built with 590742 starter,
Refer to the design of the rope pulley strength ribs for
)art identification. Individual starter parts do not
interchange.