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CRAFTSMAN 4=CYCLE ENGINE MODELNUMBER143.974500
REF PART REF PART
NO. NO. DESCRIPTION NO. NO. DESCRIPTION
1 36478A
2 26727
6 33734
7 36557
12A 36558
12B 34695
14 28277
15 30589
16 32651
17 31335
18 651018
'19 36281
20 32600
30 35996
40 36073
40 36074
40 36075
41 36070
41 36071
41 36072
42 36076
42 36077
42 36078
43 20381
45 30963B
46 32610A
48 27241
50 35992
52 29914
69 35261
70 34311D
72 36083
75 27897
80 30574A
81 30590A
82 30591
83 30588A
86 650488
89 611004
90 611112
92 650815
93 650816
100 34443A
101 610118
103 651007
110 34961
119 36477
120 36476
125 36471
125 36472
126 29314B
126 29315C
130 6021A
135 35395
150 35991
151 31673
169 27234A
172 32755
174 30200
178 29752
182 6201
184 26756
185 36544
Cylinder (Incl 2,7,20 & 125) 186 34337
Dowel Pin 189 650839
Breather Element 191 36559
BreatherAss'y. (Incl 5 & 12A) 195 610973
Breather Cover & Tube (IncL 12B) 200 35727
Breather Tube Elbow 202 36482
Washer 203 31342
Governor Rod (lncL. 14) 204 650549
Governor Lever 205 650777
Governor Lever Clamp 207 34336
Screw, Torx T-15, 8-32 x 19/64" 209 30200
Extension Spring 215 32410
Oil Seal 223 650451
Crankshaft 224 34690A
Piston, Pin & Ring Set (Std.) 238 650932
Piston, Pin & Ring Set (.010" OS) 239 34338
Piston, Pin & Ring Set (.020" OS) 241 35797
Piston & Pin Ass'y. (Std_) (tncL 43) 245 35066
Piston & Pin Ass'y. 250 35065
(.010" OS) (IncL 43) 260 36915
Piston & Pin Ass'y. 261 30200
(.020" OS) (IncL 43) 262 650831
Ring Set (Std.) 275 36473
Ring Set (.010" OS) 277 650988
Ring Set (.020" OS) 285 35000A
Piston Pin Retaining Ring 287 650926
Connecting Rod Ass'y. (Incl. 46) 290 30705
Connecting Rod Bolt 292 26460
Valve Lifter 298 28763
Camshaft (MCR) 300 36916
Oil Pump Ass'y_ 301 36246
* Mounting Flange Gasket 305 35647
Mounting Flange (Incl 72 thru 83) 306 36832
Oil Drain Plug 307 35499
Oil Seal 309 650562
Governor Shaft 310 35648
Washer 313 34080
Governor Gear Ass'y. (Incl 81) 370A 36261
Governor Spool 370B 35167
Screw, 1/4-20 x 1-1/4" 370C 36861
Flywheel Key 370K 36695
Flywheel 380 632747
Belleville Washer 390 590694
Flywheel Nut 400 36481
Solid State Ignition
Spark Plug Cover 416 36085
Screw, Torx T-15, 10-24 x 15/16"
Ground Wire 417 650760
* Cylinder Head Gasket 900 --
Cylinder Head 900 --
Exhaust Valve (Std.) (Incl 151)
Exhaust Valve
(1/32" OS) (Incl.. 151)
Intake Valve (Std.) (IncL 151)
Intake Valve (1/32" OS) (IncL 151)
Screw, 5/16-18 x 1-1/2"
Resistor Spark Plug (RJ19LM)
Valve Spring
Valve Spring Cap
* Valve Cover Gasket
Valve Cover
Screw, 10-24 x 9/16"
Nut & Lock Washer, 1/4-28
Screw, 1/4-28 x 7/8"
* Carburetor To Intake Pipe Gasket
Intake Pipe
Governor Link
Screw, 1/4-20 x 3/8"
SE Brake Bracket (Incl. 195)
Terminal
Control Bracket (Incl. 202 Thru 205)
Compression Spring
Compression Spring
Screw, 5-40 x 7/16"
Screw, 6-32 x 21/32"
Throttle Link
Screw, t0-24 x 9/16"
Control Knob
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, 10424 x 9/16"
Screw, 1/4-20 x 1/2"
Muffler (Incl, 277)
Screw, 1/4-20 x 2-5/16"
Starter Cup
Screw, 8*32 x 21/64"
Fuel Line
Fuel Line Clamp
Screw, 10-32 x 35/64"
Fuel Tank (Incl 292 & 301)
Fuel Cap
Oil Fill Tube
* "O"-Ring
"O"-Ring
Screw, 10-32 x 1/2"
Dipstick
Spacer
Lubrication Decal
Control Decal
Primer Decal
Starter Decal
Carburetor (IncL 164)
Rewind Starter
Gasket Set
(IncL Items Marked * in Notes)
Spark Arrestor Kit
(Incl., 417)(Optional)
Screw, 8-32 x 3/8" (Optional)
Replacement Engine NONE
Replacement S/B 750679A,
order from 71-999
RPM High 2900 to 3200
RPM Low 2450 to 2750
(NOTE: This engine could have been built with 590737
starter.. Refer to the design of the rope pulley strength
ribs for part identification. Individual starter parts do not
interchange.) IncL Part #'s 26756 (1),27234A (1), 33735
(1), 36832 (1), 34338 (1), 34690A (1), 35261 (1),
36477 (1)
NOTE: All component dimensions given in U.S. inches
1 inch = 254 mm
19