Owner`s manual

CRAFTSMAN 4-CYCLE ENGINE
KEY PART
NO. NO. DESCRIPTION
KEY PART
NO. NO.
MODEL NO. 143.996504
DESCRIPTION
1 37266
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 35801
40 40027
40028
41 40025
40026
42 40006
4O0O7
43 20381
45 36777
46)
46
46
5O
52
69
7O
72
73
75
80
81
82
83
86
89
90
92
93
100
101
103
110
110A
110B
119
120
125
126
130
135
150
151
151A
169
172
174
32610A Connecting Rod Bolt
27241 Valve Lifter
36778 Camshaft (MCR)
29914 Oil Pump Ass'y.
35261 * MountingFlange Gasket
34311E MountingFlange
(Incl. 72 thru 83,306)
30572 Oil Drain Plug (Incl. 73)
28833 Drain Plug Gasket
27897 Oil Seal
00574A Governor Shaft
30590A Washer
30591 Governor Gear Assay.
(Incl. 81)
50588A Governor Spool
650488 Screw, 1/4-20 x 1-1/4"
611004 Flywheel Key
611150 Flywheel
650815 Be!levilleWasher
650816 Flywheel Nut
34443B Solid State Ignition
610118 Spark Plug Cover
651007 Screw, Ton( T-15,
10-24 x 15/16"
37047 Grour_:lWire
36953 GroundWire
36954 D.C. Starter Wire
36787 * CylinderHead Gasket
36825 Cylinder Head
37288 Exhaust Valve (Std.)
(Include. 151)
37289 Intake Valve (Std.) (Incl. 151)
6021A Screw, 5/16-18 x 1-1/2"
35395 ResistorSpark Plug
(RJ19LM)
31672 Valve Spdng
31673 Valve Spring Cap
40017 Intake Valve Seal
36783 * Valve Cover Gasket
36784 Valve Cover
30200 Screw, 10-24 x 9/16"
Cylinder(Incl. 2,20 & 150) 178 29752
Dowel Pin 182 6201
Breather Element 184 26756
Breather Ass'y.
(Incl. 6 & 12A) 185 36785
Breather Tube 186 32653
Breather Cover & Tube 189 650831
(Incl. 12B) • 191 36559A
Breather Tube Elbow
Washer 195 610973
Governor Rod (Incl. 14) 196 35035
Governor Lever 207 34336
Governor Lever Clamp 216 33086
Screw, Ton( T-15, 223 650451
8-32 x 19/64" 224 36796
Extension Spring 238 650932
Oil Seal 239 34338
Crankshaft 241 36919
Piston, Pin & Ring Set (Std.) 245 36905
Piston, Pin & Ring Set 250 36920
(.010" OS) 260 36980
Piston & Pin Ass'y. (Std.) 261 30200
(Incl. 43) 262 650831
Piston & Pin Assay. 263A 36921
(.010" OS) (Incl.43) 275 36790
Ring Set (Std.) 277 650988
Ring Set (.010" OS) 295 35000A
Piston Pin Retaining Ring 287 650926
Connecting Rod Ass'y. (Incl. 290 29774
292 26460
298 28763
300 36916
301 36246
305 35647
306 36996
307 35499
309 650562
310 35648
313 34080
314 650767
315 36952
322 35013
322A 610885
325 35249
325A 37152
347 651038
370A 36261
370C 37199
380 640174
390 590739
395 35709
400 36792B
416 36085
417 650821
900
9O0
Nut & LOckWasher, 1/4-26
Screw, 1/4-28 x 7/8"
* Carburetor To Intake Pipe
Gasket
Intake Pipe
Governor Link
Screw, 1/4-20 x 1/2"
S.I_. Brake Bracket
(Include. 195)
Terminal
Power Restart Switch
Throttle Link
R.P.M. AdjustingLever
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, 1/4-20 x 1/2"
Starter Grill
Muffler
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
(Include. 292 & 301)
Fuel Cap
Oil FillTube
* "O'-Ring
"O'-Ring
Screw, 10-32 x 1/2"
Dipstick
Spacer
Screw, 8-32 x27/64"
Altamator Coil
COnnectorBody
ConnectorBody
Spring Clip
Spdng Clip
Screw, 10-32 x 51164"
LubricationDecal
Primer Decal
Carburetor (Incl. 184)
Rewind Starter
Electric Starter Motor
(12 Volt)
Gasket Set
(Incl. Items Marked *)
Spark Arrestor Kit
(Incl. 417)(Optional)
Screw, 10-32 x 1/2"
(Optional)
Replacement Engine NONE
Replacement S/B 750832,
order from 71-999
RPM High2900 to 3200
NOTE: This engine could have been builtwith 590702
starter
NOTE: Allcomponent dimensions givenin U.S. inches
1 inch = 25.4 mm
43