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CRAFTSMAN
4-CYCLE
ENGINE
MODEL NUMBER 143.994000
KEY
PART
NO.
NO,
DESCRIPTION
1
37280
2
26727
6
33734
7
36557
12
36775
12A
36558
12B
36694
14
28277
15
30589
16
34839A
17
31335
18
651018
19
36281
20
32600
30
36793
40
35544A
35545A
35546
41
35541
35542
35543
42
35547A
35548A
35549
43
20381
45
36777
46
32610A
46
27241
50
37032
52
29914
69
35261
70
32612C
72
36083
75
27897
80
30574A
81
30590A
82
30591
83
30588A
86
650488
89
611004
90
611112
92
650815
93
650816
100
34443B
101
610118
103
651007
110
37047
119
37028
12O
36825
125
37288
126
37289
130
6021A
135
35395
150
31672
151
31673
151A
40017
169
36783
172
36784
174
30200
178
29752
KEY
NO.
PART
NO.
Cylinder (Incl. 2,20 & 150)
182
6201
Dowel Pie
184
26756
Breather Element
Breather Assay. (Incl. 6 & 12A)
185
36785
Breather Tube
186
32653
Breather Cover & Tube
189
650839
(Incl. 12B)
191
36559A
Breather Tube Elbow
195
610973
Washer
207
34336
Governor Rod (IncL 14)
216
33086
Governor Lever
223
650451
Governor Lover Clamp
224
36786
Screw, Torx T-15, 8-32 x 19/64"
238
650932
Extension Spring
239
34338
Oil Seal
241
35797
Crankshaft
245
35066
Piston, Pin & Ring Set (Std.)
250
35065
Piston, Pin & Ring Set
260
36834
(.010" OS)
261
30200
Piston, Pin & Ring Set
262
650831
(.020" OS)
275
36790
Piston & Pin Assty.
277
650988
(Std.) (Incl. 43)
285
35000A
Piston & Pin Ass'y.
287
650926
(.010" OS) (Incl. 43)
290
34357
Piston & Pin Ass'y.
292
26460
(.020" OS) (Incl. 43)
300
35586
Ring Set (Std.)
301
36246
Ring Set (.010" OS)
311
27625
Ring Set (.020 OS)
313
34080
Piston Pin Retaining Ring
37OA
36261
Connecting Rod Ass'y.
370C
37199
(Incl. 46)
37OK
36695
Connecting Rod Bolt
380
640173
Valve Lifter
390
590737
Camshaft (NCR)
400
37029A
Oil Pump Ass'y.
• Mounting Flange Gasket
416
36085
Mounting Flange
(Incl. 72 thru 83)
417
650821
Oil Drain Plug
900
---
Oil Seal
Governor Shaft
900
---
Washer
Govemor Gear Ass'y. (Incl. 81 )
---
Governor Spool
Screw, 1/4-20 x 1-1/4"
Flywheel Key
Flywheel
Bellevilla Washer
Flywheel Nut
Solid S_te Ignition
Spark Plug Cover
Screw, Torx "1"-15,
10-24 x 15/16"
Ground Wire
* Cylinder Head Gasket
Cylinder Head
Exhaust Valve (Std.) (Incl. 151)
Intake Valve (Std.) (Incl. 151)
Screw, 5/16-18 x 1-t/2"
Resistor Spark Plug (RJ19LM)
Valve Spring
Valve Spring Cap
Intake Valve Seal
"Valve
Cover Gasket
Valve Cover
Screw, 10-24 x 9/16"
Nut & Lock Washer,
1/4-28
33
DESCRIPTION
Screws 1/4-26 x 7/8"
• Carburetor To Intake Pipe
Gasket
Intake Pipe
Governor Link
Screw, 114-20 x 3/8"
S.E. Brake Bracket (Ind.195)
Terminal
Throttle Link
R.P.M. A_just_ng 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
Blower Housing
Screw, 10-24 x 9/16"
Screw, 114-20 x 1/2"
Muffler
Screw, 1/4-20 x 2-5/16"
Starter Cup
Screw, 6-32 x 21164"
Fuel Line
Fuel Line Clamp
Fuel Tank (Include.292 &301
Fuel Cap
Oil Fill Plug
Spacer
Lubrication
Decal
Primer Decal
Starter Decal
Carburetor (Inc1.184)
Rewind Starter
Gasket Set
(Incl. Items Marked')
Spark Arrestor Kit
(Incl. 417)(Optional)
Screw, 10-32 x 1/2" (Optional)
Replacement Engine 750830,
order from 71-999
Replacement S/B 750829,
order from 71-999
RPM High 2900 to 3200
NOTE: This engine could have been built with 590694
starter
NOTE: All component dimensions given in U.S. inches
1 inch = 25.4 taro
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