TECUMSEH
4-CYCLE
ENGINE
MODEL
NUMBER
143.044500
KEY
PART
NO,
NO,
DESCRIPTION
KEY
PART
NO.
NO.
DESCRIPTION
1
37791
Cylinder (Includes Key #2 and 20)
185
37794
2
26727
Dowel Pin
188
32653
6
33734
Breather Element
189
650839
7
36557
Breather Assembly
19I
36559A
(Includes Key Numbers 6 and I2A)
12
32447
Breather Tube
195
610973
12A
36558
Breather Cover & Tube
207
34336A
12B
36694
BreatherTube
Elbow
218
33086
14
28277
Washer
223
650451
15
30589
Governor Rod (Includes Key #14)
224
37793
18
34839A
Governor Lever
238
650932
17
31335
Governor Lever Clamp
239
34338
18
651018
Screw, 1"-I5 #8-32 x I9/64"
24I
35797
19
33578
Extension Spring
245
35066
20
32600
Oil Seal
250
35065
30
37804
Crankshaft
260
36980B
40
40053
Piston, Pin & Ring Set (Standard)
26I
30200
4I
40051
Piston & Pin Asssembly (Standard)
262
850831
(Includes Key Number 43)
275
37498
42
40022
Ring Set (Standard)
275A 36838A
43
20381
Piston Pin Retaining Ring
45
30963B
Connecting Rod Assembly
(Includes Key Number 46)
277
850988
48
32810A
Connecting Rod Bolt
279
28783
48
27241
Valve Litter
280
37717
50
37575
Camshaft (NCR)
284
36663
(Includes Key Number I04)
52
29914
Oil Pump Assembly
284A 850821
69
37809
* Mounting Flange Gasket
285
35000A
70
37808
Mounting Flange (Includes Key
287
850926
#72 thru 83, 308, 309A and 311A)
290
29774
72
37614
Oil Drain Plug
292
26480
72A
28534
Oil Drain Plug
298
28763
75
27897
Oil Seal
300
36916
80
30574A
Governor Shaft
30I
37844
8I
30590A
Washer
305
35847A
82
30591
Governor Gear Assembly
306
37810
(Includes Key Number 8I)
307
35499
83
30588A
Governor Spool
309
850562
88
650488
Screw I/4-20 x 1-1/4"
309A 850783
89
611298
Flywheel Key
310
35848
90
611299
Flywheel
31IA
37811
92
650815
Belleville Washer
313
34080
93
650818
Flywheel Nut
370
37289
100
34443C
Solid State Ignition
370C 37318
101
610118
Spark Plug Cover
370K 36695
103
651007
Screw, 1"-I5 _10-24 x 15/I6"
370R 37849
104
37480
Cam Bushing
380
840339
110
37047
GroundWire
390
590737
119
37755
* Cylioder Head Gasket
400
37809
120
37807
Cylinder Head
125
37806
Exhaust Valve (Standard Size)
418
37530
(Includes Key Number I51)
126
37805
Intake Valve (Standard Size)
417
850821
(Includes Key Number I51)
900
750884
130
6021A
Screw 5/18-I8x
1-I/2"
135
35395
Resistor Spark Plug (RJ19LM)
900
750885
150
31872
Valve Spring
151
31873
Valve Spring Cap
151A 40016A
Intake Valve Seal
189
36783
* Valve Cover Gasket
172
36784
Valve Cover
174
30200
Screw #10-24x9/I6"
178
29752
Nut and LoekWasher
I/4-28
182
6201
Screw I/4-28x
7/8"
184
26756
* Gasket, Carburetor to Intake Pipe
Intake Pipe
Governor Link
Screw I/4-20 x 3/8"
S.E. Brake Bracket
(Includes Key Number 195)
Terminal
Throttle Link
R.RM. Adjusting Lever
Screw I/4-20x
I"
Intake Pipe Gasket
Screw #I0-32 x 49/84"
Air Cleacer Gasket
Air Cleacer C_llar
Air Cleacer Filter
Air Cleacer C_ver (Craftsman)
Blower Housing
Screw #I0-24 x 9/18"
Screw I/4-20x
I/2"
Muffler
Spark Arrestor Muffler (Optional)
(Includes Key Numbers
284, 284A, 4I 8 and 4I 7)
Screw I/4-20x2-5/18"
Screw #I0-32 x 39/84"
Heat Shield
Muffler Deflector (Optional)
(Includes Key Number 284A)
Screw #I0-32 x I/2" (Optional)
Starter Cup
Screw #8-32 x 21/64"
Fuel Line
Fuel Line Clamp
Screw I_I0-32 x 39/84"
Fuel Tank (Includes Key I_292, 30I )
Fuel Cap
Oil Fill Tube (Includes Key I_308)
"O_ Ring
"O_ Ring
Screw if10-32x
I/2"
Screw 1fi0-24 x 3/4"
Dipstick
Hold Down Bracket
Spacer
Name Decal
Primer Decal (3X)
Starter Decal
Warning Decal
Carburetor (Includes Key #I 84)
Rewind Starter
Gasket Set
(Includes All Items Marked * )
Spark Arrestor Kit (Optional)
(Includes Key Number 4I 7)
Screw I_I0-32 x I/2" (Optional)
Replacement Engine
(order from 7I -999)
Replacement Short Block
(order from 71-999)
RPMs:
High 2900 to 3200
NOTE: This engine ceuld have been built with
Recoil Starter #590694.
NOTE: All component dimensions given in U.S. inches
I inch = 25.4 mm
37