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CRAFTSMAN
4-CYCLE ENGINE
MODEL:143.998003
Ref.
Part
No.
No.
1
2
15
15A
15B
16
17
18
19
2O
25
26
28
30
35
36
37
38
40
40
41
41
42
42
43
45
47
48
49
5O
6O
65
69
70
71
72
75
8O
81
82
83
84
86
87
89
90
92
93
100
101
102
103
110
119
120
125
125
126
126
127
128
130
130A
130B
35385
27652
30599C
30700
650494
33454
29916
651028
34663
35319
36460
650561
30322
35372A
29826
29918
29216
29642
40011
40012
40009
40010
40013
40014
27888
36897
651033
34034
36896
35375
33273A
650128
"35262A
35376
35377
27642
35319
31845
30590A
35378
30588A
29193
650833
650832
32589
611091
650880
650881
35135
610118
651024
651007
35187
*36448
36449
27878A
27880A
34035
34036
650691
650690
650694A
650727
651055
Ref.
Part
Part Name
No.
No.
Cylinder (Incl. 2, 20 & 72)
135
Dowel Pin
139
Governor Rod (,Incl. 15A & 15B)
140
Governor Y5ke
149
Screw, 6-40 x 5/16"
149A
Governor Lever
150
Governor Lever Clamp
151
Screw, Tom "1"-15, 8 -32 x 3/8"
169
Speed Control Spring
170
Oil Seal
171
Blower Housing Baffle
172
Screw, 1/4-20 x 5/8"
173
Lock Nut, 8-32
173A
Crankshaft
174
Screw, 10-32 x 3/4"
178
Lock Washer
182
Lock Nut, 10-32
184
Retaining Ring
185
Piston, Pin & Ring Set (Std.)
186
Piston, Pin & Ring Set (.010" OS)
200
Piston & Pin Ass'y. (Std.) (Incl. 43)
Piston & Pin Ass'y. (.010" OS) (Incl.
203
43)
204
Ring Set (Std.)
206
Ring Set (.010" OSi
207
Piston Pin Retaining Ring
209
Connecting Rod Aas'y. (Incl. 47 & 49)
210
Connecting Rod Bolt
211
Valve Lifter
223
Oil Dipper
224
Camshaft (MCR)
227
Blower Housing Extension
Screw, 10-24 x 1/2"
228
Cylinder Cover Gasket
229
Cylinder Cover (Incr.71, 75 & 80)
232
Crankshaft Bushing
Oil Drain Plug
235
Oil Seal
238
Governor Shaft
239
Washer
239A
Governor Gear Ass'y. (Incl. 81)
241A
Governor Spool
242
Retaining Ring
245
Screw, 1/4-20 x 1-3/16"
245A
Screw, 1/4-20 x 1-11/16"
250
Flywheel Key
251
Flywheel
260
Lock Washer
261
Flywheel Nut
262
Solid State Ignition
264A
Spark Plug Cover
265
Solid State Mounting Stud
281
Screw, Tcrx To15, 10-24 x 15/16"
282
Ground Wire
285
Cylinder Head Gasket
287
Cylinder Head
290
Exhaust Valve (Std.) (Incl. 151)
291
Exhaust Valve (1/32" OS) (IncL 151)
292
Intake Valve (Std.) (Incl. 151)
Intake Valve (1/82" OS) (Incr. 151)
Washer
Belleville Washer
Screw, 5/16-18 x 2"
Screw, 5/16-18 x 1-3/4"
Screw, 5/16-18 x 5/8"
Page 8
33636
33369
650836
27882
35862
27881
32581
"27896A
28423
28424
28425
34696
32446
650128
2975_
30088A
*33263
34707
34667
34664
31342
651029
610973
33878
650821
27793
28942
650378
"27915A
35044
650851
650852
30675
650163
"27272A
"34698A
37279
34699
34700A
34703
34702
659886
34833S
650788
29747B
650802
33272S
33013
650760
359858
29752
29774
30962
26450
Part Name
Resistor Spark Plug (RJ17LM)
Govemcr Gear Bracket
Screw, 10-24 x 1/2"
Valve Spring Cap
Valve Spring Cap
Valve Spdng
IValve Spring Keeper
Breather Gasket
Breather Body
Breather Element
Valve Cover
Breather Tube
Breather Tube Grommet
Screw, 10-24 x t/2"
Nut & Lock Washer, 1/4-28
Screw, 1/4-28 x 1"
Carburetor To Intake Pipe Gasket
In_ke Pipe
Governor Link
Control Bracket (Incl. 19, 203, 204 &
209)
Compression Spring
Screw, Torx "1"-10, 5 -40 x 7/16"
Terminal
Throttle Link
Screw, 10-32 x 1/2"
Conduit Clip
Screw, 10-32 x 3/8"
Screw, Torx T-30, 5/16-18 x 1-1/8"
Intake Pipe Gasket
Air Cleaner Elbow (Incl. 228, 229,
234, 239 & 242)
Stud, 1/4-20 x 8.1
Nut, 1/4-20
Pop Rivet (1/8= Dia.)(Purehase
Locally)
Air Cleaner Elbow Fitting
Screw, 10-32 x_7/8"
Air Cleaner Gasket
Air Cleaner Gasket
Air Cleaner Collar
Air Cleaner Bracket
Air Cleaner Filter
Air Cleaner Filter
Air Cleaner Cover
Wing Nut, 1/4-20
Blower Housing
Screw, 5/16-18 x 3/4"
Screw, Torx T-40, 5/16-24 x 21/32"
Screw, 1/4-20 x 5/8"
Cylinder Head Cover
Starter Bubble Cover
Screw, 8-32 x 3/8"
Starter Cup
Nut & Loc;k Washer, 1/4-28
Fuel Line
Fuel Line
Fuel Line Clamp
*Indicates Parts Included in
Gasket Set, Ref. No. 400.
181-1202-11
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