Filter
Top Products
CRAFTSMAN 4-CYCLE ENGINE MODEL NUMBER 143.993512
KEY PART
NO. NO. DESCRIPTION
1 37280
2 26727
6 33734
7 36557
12 36775
12A 36558
12B 36694
14 28277
15 30689
16 34839A
17 31335.
18 651018
19 36281
20 32600
30 36793
40 35544A
35545A
35546
41 35541
35542
35543
42 35547A
35548A
36549
43 20381
45 36777
46 32610A
48 27241
50 37032
52 29914
69 35261
70 32612C
72 36083
75 27897
80 30574A
81 30590A
82 30591
83 30588A
86 653488
89 611004
90 611112
92 650815
83 660816
100 34443B
101 610118
103 681007
110 37047
KEY PART
NO; NO,
Cylinder (Incl. 2,20 & 119 37028
150) 120 36825
Dowel Pin 125 37288
Breather Element
Breather Ass'y, (Incl. 6 & 126 37289
12A)
Breather Tube 130 6021A
Breather Cover & Tube 135 35395
(Incl. 12B)
Breather Tube Elbew 150 31672
Washer 151 31673
Governor Rod (Incl. 14) 151A 40017
GovernorLever 169 36783
GovernorLever Clamp 172 36784
Screw, Torx T-15. 8-32 x 174 30200
19/34" 178 29752
Extension Spring
Oil Seal 182 6201
Crenkshaft 184 26756
Piston,Pin& Ring Set
(Std.) 185 36785
Piston, Pin & Ring Set 186 32653
(.010" OS) 189 650839
Piston.Pin & Ring Set 191 36559A
(.020" OS)
Piston& Pie Ass'y. (Std.) 195 610973
(Incl. 43) 207 34336
Piston& Pin Ass'y. (.010 • 216 33086
OS) (Incl.43) 223 650451
Piston& Pin Ass'y. (.020" 224 36786
OS) (Incl.43) 238 650932
Ring Set (Std.) 239 34338
Ring Sat (.010" OS) 241 35797
RingSat (.020 OS) 245 35066
PistonPin Retaining 250 35065
Ring 260 36834
Connecting Rod Ass'y. 261 30200
(Incl. 46} 262 650831
ConnectingRod Bolt 275 36790A
Valve Ufter 277 650988
Camshaft (NCR) 285 35000A
Oil Pump Ass'y. 287 650926
* Mounting Flange Gasket 290 34357
MountingFlange (Incl. 292 26460
72 thru83) 300 35586
Oil Drain Plug
Oil Seal 301 36246
Governor Shaft 311 27625
Washer 313 34080
Governor Gear Ass'y. 370A 36261
(Incl. 81) 370C 37199
Governor Spool 3701( 36695
Screw, 1/4-20 x 1-1/4" 380 640174
Flywheel Key 390 590737
Flywheel 400 37029A
BellevilleWasher
Fl'jwheeI Nut 416 36085
Solid State Ignition
Spark Plug Cover 417 650821
Screw. Torx T-15, 10-24
x 15/16" 900
GroundWire
900
DESCRIPTION
* CylinderHead Gasket
CylinderHead
ExhaustValve (Std.)
(Incl. 151)
Intake Valve (Std.) (Incl.
151)
Screw, 5/16-18 x 1-1/2"
ResistorSpark Plug
(RJ19LM)
Valve Spring
Valve SpringCap
Intake Valve Seal
* Valve Cover Gasket
Valve Cover
Screw, 10-24 x 9/16"
Nut & LockWasher, 1/4-
28
Screw. I/4-28 x7/8"
• CarburetorTo Intake
Pipe Gasket
Intake Pipe
GovernorLir_k
Screw, 114-20x 3/8"
S.E. Brake Bracket (Incl.
195)
Terminal
ThrottleLink
R.P.M. AdjustingLever
Screw, 1/4-20 x 1"
* Intake Pipe Gasket
Screw, 10-32 x 49164"
* Air Cleaner Gasket
AirCteaner Collar
AirCleaner Filter
AirCleaner Cover
BlowerHousing
Screw, 10-24 x 9/16"
Screw, 1/4-20 x 1/2"
Muffler
Screw, 1/4-20 x 2-5/16"
StarterCap
Screw, 8-32 x 21164'
Fuel Line
Fuel LineClamp
FuelTank (Incl.292 &
301)
FuelCap
Oil FillPlug
Spacer
LubricationDecal
Pdmer Decal
Starter Decat
Carburetor (Incl. 184)
Rewind Starter
Gasket Set (Incl.Items
Marked ")
Spark ArrestorKit(IncL
417)(Optional)
Screw, 10-32 x 1/2"
(Optional)
Replacement Engine
750830, orderfrom 71-
999
Replacement Short Block
750829A,
orderfrom 71-999
RPM High2900 to 3200
NOTE: Allcomponent dimensionsgiven in U.S. inches
331 inch= 25.4 mm