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CRAFTSMAN 4-CYCLE ENGINE MODEL NUMBER 143.034504
KEY PART KEY PART
NO. NO. DESCRIPTION NO. NO. DESCRIPTION
1 37791 Cylinder 184 26756
(Includes Key Numbers 2 and 20) 185 37794
2 26727 Dowel Pin 186 32653
6 33734 Breather Element 189 650839
7 36557 Breather Assembly 191 36559A
(Includes Key Numbers 6 and 12A)
12 32447 Breather Tube 195 610973
12A 36558 Breather Cover &Tube 207 34336A
12B 36694 BreatherTube Elbow 216 33086
14 28277 Washer 223 650451
15 30589 Governor Rod (Includes Key #14) 224 37793
16 34839A Governor Lever 238 650932
17 31335 Governor Lever Clamp 239 34338
18 651018 Screw, T-15, #8-32 x 19/64" 241 35797
19 33578 Extension Spring 245 35066
20 32600 Oil Seal 250 B35065
30 37804 Crankshaft 260 36980B
40 40034 Piston, Pin & Ring Set (Standard) 261 30200
41 40051 Piston & Pin Assembly (Standard) 262 650831
(Includes Key Number 43) 275 37498
43 20381 Piston Pin Retaining Ring 275A 36838A
45 30963B Connecting Rod Assembly
(Includes Key Number 46)
46 32610A Connecting Rod Bolt 277 650988
48 27241 Valve Lifter 279 28763
50 37575 Camshaft (NCR) 280 37717
(Includes Key Number 104) 284 36663
52 29914 Oil Pump Assembly
69 37609 * Mounting Flange Gasket 284A 650821
70 37608 Mounting Flange (Includes Key 285 35000A
#72 thru 83, 306, 309A and 311A) 287 650926
72 37614 Oil Drain Plug 290 29774
72A 28534 Oil Drain Plug 292 26460
75 27897 Oil Seal 298 28763
80 30574A Governor Shaft 300 36916
81 30590A Washer 301 36246
82 30591 Governor Gear Assembly 305 35647A
(Includes Key Number 81) 306 37610
83 30588A Governor Spool 307 35499
86 650488 Screw, 1/4-20x 1-1/4" 309 650562
89 611004 Flywheel Key 309A 650783
90 611112 Flywheel 310 35648
92 650815 Belleville Washer 311A 37611
93 650816 Flywheel Nut 313 34080
100 344430 Solid State Ignition 370 37269
101 610118 Spark Plug Cover 3700 37318
103 651007 Screw, T-15,#10-24x15/16" 370K 36695
104 37480 Cam Bushing 380 640339
110 37047 GroundWire 390 590737
119 37755 * Cylinder Head Gasket 400 37809
120 37807 Cylinder Head
125 37806 Exhaust Valve (Standard Size) 416 37530
(Includes Key Number 151)
126 37805 Intake Valve (Standard Size) 417 650821
(Includes Key Number 151) 900 750884
130 6021A Screw, 5/16-18 x 1-1/2" 750885
135 35395 Resistor Spark Plug (RJ19LM)
150 31672 Valve Spring
151 31673 Valve Spring Cap
151A 40016A Intake Valve Seal
169 36783 * Valve Cover Gasket
172 36784 Valve Cover
174 30200 Screw, #10-24 x 9/16"
178 29752 Nut & Lock Washer, 1/4-28
182 6201 Screw, 1/4-28x 7/8"
* Carburetor To Intake Pipe Gasket
Intake Pipe
Governor Link
Screw, 1/4-20 x 3/8"
S.E. Brake Bracket
(Includes Key Number 195)
Terminal
Throttle Link
R.RM. Adjusting 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 (Craftsman)
Blower Housing
Screw, #10-24 x 9/16"
Screw, 1/4-20 x 1/2"
Muffler
Spark Arrestor Muffler (Optional)
(Includes Key Numbers
284, 284A, 416 and 417)
Screw, 1/4-20 x 2-5/16"
Screw, #10-32 x 39/64"
Heat Shield
Muffler Deflector (Optional)
(Includes Key Number 284A)
Screw, #10-32 x 1/2" (Optional)
Starter Cup
Screw, #8-32 x 21/64"
Fuel Line
Fuel Line Clamp
Screw, #10-32 x 39/64"
Fuel Tank (Includes Key #292, 301 )
Fuel Cap
Oil Fill Tube (Includes Key #306)
"O" Ring
"OnRing
Screw, #10-32 x 1/2"
Screw, #10-24 x 3/4"
Dipstick
Hold Down Bracket
Spacer
Name Decal
Primer Decal (3X)
Starter Decal
Carburetor (Includes Key #184)
Rewind Starter
Gasket Set
(Includes All Items Marked * )
Spark Arrestor Kit (Optional)
(Includes Key Number 417)
Screw, #10-32 x 1/2" (Optional)
Replacement Engine
Replacement Short Block
(order from 71-999)
RPMs: High: 2900 to 3200
NOTE: This engine could have been built with
Recoil Starter 590694.
NOTE: All component dimensions given in U.S. inches
1 inch = 25.4 mm.
35
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