CRAFTSMAN
4-CYCLE
ENGINE
MODEL NUMBER 143.034504
KEY
PART
KEY
PART
NO.
NO.
DESCRIPTION
NO.
NO.
DESCRIPTION
1
37791
Cylinder
184
26756
(Includes Key Numbers 2 and 20)
185
37794
2
26727
Dowel Pin
186
32653
6
33734
Breather Element
189
650839
7
36557
Breather Assembly
191
36559A
(Includes Key Numbers 6 and 12A)
12
32447
Breather Tube
195
610973
12A
36558
Breather Cover &Tube
207
34336A
12B
36694
BreatherTube
Elbow
216
33086
14
28277
Washer
223
650451
15
30589
Governor Rod (Includes Key #14)
224
37793
16
34839A
Governor Lever
238
650932
17
31335
Governor Lever Clamp
239
34338
18
651018
Screw, T-15, #8-32 x 19/64"
241
35797
19
33578
Extension Spring
245
35066
20
32600
Oil Seal
250
B35065
30
37804
Crankshaft
260
36980B
40
40034
Piston, Pin & Ring Set (Standard)
261
30200
41
40051
Piston & Pin Assembly (Standard)
262
650831
(Includes Key Number 43)
275
37498
43
20381
Piston Pin Retaining Ring
275A 36838A
45
30963B
Connecting Rod Assembly
(Includes Key Number 46)
46
32610A
Connecting Rod Bolt
277
650988
48
27241
Valve Lifter
279
28763
50
37575
Camshaft (NCR)
280
37717
(Includes Key Number 104)
284
36663
52
29914
Oil Pump Assembly
69
37609
* Mounting Flange Gasket
284A 650821
70
37608
Mounting Flange (Includes Key
285
35000A
#72 thru 83, 306, 309A and 311A)
287
650926
72
37614
Oil Drain Plug
290
29774
72A
28534
Oil Drain Plug
292
26460
75
27897
Oil Seal
298
28763
80
30574A
Governor Shaft
300
36916
81
30590A
Washer
301
36246
82
30591
Governor Gear Assembly
305
35647A
(Includes Key Number 81)
306
37610
83
30588A
Governor Spool
307
35499
86
650488
Screw, 1/4-20x 1-1/4"
309
650562
89
611004
Flywheel Key
309A 650783
90
611112
Flywheel
310
35648
92
650815
Belleville Washer
311A 37611
93
650816
Flywheel Nut
313
34080
100
344430
Solid State Ignition
370
37269
101
610118
Spark Plug Cover
3700 37318
103
651007
Screw, T-15,#10-24x15/16"
370K 36695
104
37480
Cam Bushing
380
640339
110
37047
GroundWire
390
590737
119
37755
* Cylinder Head Gasket
400
37809
120
37807
Cylinder Head
125
37806
Exhaust Valve (Standard Size)
416
37530
(Includes Key Number 151)
126
37805
Intake Valve (Standard Size)
417
650821
(Includes Key Number 151)
900
750884
130
6021A
Screw, 5/16-18 x 1-1/2"
750885
135
35395
Resistor Spark Plug (RJ19LM)
150
31672
Valve Spring
151
31673
Valve Spring Cap
151A 40016A
Intake Valve Seal
169
36783
* Valve Cover Gasket
172
36784
Valve Cover
174
30200
Screw, #10-24 x 9/16"
178
29752
Nut & Lock Washer, 1/4-28
182
6201
Screw, 1/4-28x 7/8"
* Carburetor To Intake Pipe Gasket
Intake Pipe
Governor Link
Screw, 1/4-20 x 3/8"
S.E. Brake Bracket
(Includes Key Number 195)
Terminal
Throttle Link
R.RM. Adjusting Lever
Screw, 1/4-20 x 1"
* Intake Pipe Gasket
Screw, #10-32 x 49/64"
* Air Cleaner Gasket
Air Cleaner Collar
Air Cleaner Filter
Air Cleaner Cover (Craftsman)
Blower Housing
Screw, #10-24 x 9/16"
Screw, 1/4-20 x 1/2"
Muffler
Spark Arrestor Muffler (Optional)
(Includes Key Numbers
284, 284A, 416 and 417)
Screw, 1/4-20 x 2-5/16"
Screw, #10-32 x 39/64"
Heat Shield
Muffler Deflector (Optional)
(Includes Key Number 284A)
Screw, #10-32 x 1/2" (Optional)
Starter Cup
Screw, #8-32 x 21/64"
Fuel Line
Fuel Line Clamp
Screw, #10-32 x 39/64"
Fuel Tank (Includes Key #292, 301 )
Fuel Cap
Oil Fill Tube (Includes Key #306)
"O" Ring
"On Ring
Screw, #10-32 x 1/2"
Screw, #10-24 x 3/4"
Dipstick
Hold Down Bracket
Spacer
Name Decal
Primer Decal (3X)
Starter Decal
Carburetor (Includes Key #184)
Rewind Starter
Gasket Set
(Includes All Items Marked * )
Spark Arrestor Kit (Optional)
(Includes Key Number 417)
Screw, #10-32 x 1/2" (Optional)
Replacement Engine
Replacement Short Block
(order from 71-999)
RPMs:
High: 2900 to 3200
NOTE: This engine could have been built with
Recoil Starter 590694.
NOTE: All component dimensions given in U.S. inches
1 inch = 25.4 mm.
35