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CRAFTSMAN 4-CYCLE ENGINE MODEL NUMBER: 143.985503
Ref.#
1
2
4
5
14
15
16
17
18
19
20
25
25A
26
30
35
36
37
38
40
40
41
41
42
42
43
45
46
48
49
50
60
62
64
65
69
70
75
80
81
82
83
86
89
90
92
93
100
101
103
110
110B
119
120
125
125
126
126
130
130A
135
150
151
153
154
155
157
158
159
160
161
173
178
182
Part No,
37070
26727
31857
30969
28277
30589
36618
36700
651028
36170
32600
36621
36869
30200
34740
29826
29918
29216
29642
40004
4OO05
36070
36071
40006
40007
20381
32875A
32610A
35616
36611
37040
36623A
650760
651027
30200
36624
36625
27897
30574A
30590A
30591
36057
650488
610961
611216
650815
650816
34443A
610118
651007
36230
36874
36719
36721
36471
36472
29314C
29315C
650912
650999
34645
37039
31673
36649
650913
35624A
650914
36629
35626
36630A
651008
36675A
650852
650431
Descdptlon
Cylinder(Incl2&20)
DowelPin
Oil DrainExtension
ExtensionCap
Washer
Govemor Rod
Govemor Lever
GovernorLeverClamp
Screw8-32x3/8" TorxT-15
ExtensionSpdng
Oil Seal
Air Baffle(Left)
Air Baffle (Right)
Screw10-24x9/16"
Crankshaft
Screw, 10-32x3/4"
LockWasher
LockNut, 10-32
RetainingRing
Piston,Pm,&R]ngSet(Std)
Piston,Pin,&RingSet(.010°)
Piston&PinAssy(Std(IncL43)
Piston&PinAssy(.010 OS)
(Incl.43)
RingSet (Std)
RingSet (.01O"OS)
PistonPin RetainingRing
ConnectingRodAssy
(Incl.46 & 49)
ConnectingRodBolt
Valve Lifter
OilDipper
Camshaft(Incl. 253 & 254)
BlowerHsingExtension
Screw8-32x3/8"
Screw1/4-20x25/32"
Screw10-24x9/16"
CylinderCoverGasket
CylinderCover(Inc175-83)
OdSeal
GovemorShaft.
Washer
GovernorGear Assy.(Inc181)
GovernorSpool
Screw,1/4-20x1-114"
FlywheelKey
Flywheel
BellevilloWasher
FlywheelNut
SolidState ignition
Spark PlugCover
ScrewTorx T-15 10-24x15/16
GroundWire
GroundWire
CylinderHead Gasket
CylinderHead (Incl 131)
ExhaustValve (std)(Inc1151)
ExhaustValve(I/32" OS)
(Incl.151)
IntakeValve (std)(IncL151)
IntakeValve (1/32" OS)
_ncl. 151)
crew 5/16-18x1-1/2"
Screw5/16-18 x2-41/64"
ResistorSpark Plug(RN4C)
Vavle Spdng
Valve SpdngCap
PushRodGuide
RockerArmStud
RockerArm
Nut, 1/4-28.
PushRod
RockerArmCoverGasket
RocketArmCover
Screw1/4-20x31/64"
BraathorTube
Nut1/4"-20
Screw 1/4-20 x 1"
Ref.# Part No.
183 36867
184 26756
185 33631
186 36711
186B 36652
200 36824A
206 610973
207 36632
209 650821
215 32410
219 36868
1220 35438
222 28820
!223 650451
224 36581
253 36701
254 36702
260 36871A
261 651008
261AI 650821
262 651008
275 36722
277 650988
281 36907
1282 651035
285 35985B
287 651008
290 307O5
292 26460
1298 650665
300 36875
:301 35355
305 36877
307 35499
:308 36651
309 651011
310 36878
313 34080
325 29443
327 35392'
328 35593
: 329 610973
I 335 86873
338 650821
340 37071
i 341 36644
J342 651010
342A 650738
350 570682
351 32180C
, 355 590574
i 364 36872
i 365 I 650821
!370AI 36261
370B 36899
: 370C 36501
370G 36906
3701 34414
! 370P 85878
: 380 640058
I 390 590733
396 33290E
400 86720
416 36085
417 650760
600 651013
900 None
Descdption
ChokeBracket
CarburetorTo IntakePineGskt
Intake Pipe
GovernorLink
ChokeSpdng
ControlBrac,r<et(Incl.206)
Terminal
ThrottleLink
Screw 10-32 x 1/2"
ControlKnob
Choke Rod
ChokeKnob
Screw10-32 x 1/2"
Screw1/4o20x1"
intake PipeGasket
Compression ReleaseWeight
CompressionReleaseSpdng
BlowerHousing
Screw 114-20x31/64"
Screw, 10-32xl/2"
Screw 1/4-20 x31/64"
Muffler
Screw 1/4-20 x2-9/32"
StarterBubbleCover
Screw,6-32 x 25/64
StarterCup
Screw 1/4-20x31/64
FuelLine
FuelLineClamp
Screw1/4-15 x3/4"
FuelTank (loci292 &301)
FuelCap
OilFillTube
"O" Ring
FillTube Clip
Screw10-32x5/16"
Dipstick
Spacer
WireClip
StarterPlug .--;
_enitionKey
rminal
CarburetorCover
Screw 10-32 x 1/2"
FuelTank Bracket(Upper)
FuelTank Bra;ket (Lower)
Screw 1/4-20x7/3"
Screw, 1/4-20 x 5/8" •
PrimerAssy
Pdmer Line
StarterHandle (MittenGdp)
CarburetorCover Bracket
Screw 10-32 x 1/2"
LubricationDecal
ControlDecal
Pdmer Decal
InstructionDecal
WarningDecal
Heat WarningDecal
Carburetor(Incl.184)
RewindStarter
ElectdcStarterMotor(110 Voll
GasketSet
S(_parkArrestorKit(Inc1417)
tional)
Screw8-32X3/8"
Washer
ReplacementShortBlock
37