Tecumseh HM100-159240M Parts Manuals

For Discount Tecumseh Engine Parts Call 606-678-9623 or 606-561-4983

HM100-159240M Page 1 of 8
Engine Parts List #1

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HM100-159240M Page 2 of 8
Engine Parts List #1

Ref # Part Number Qty Description

1 35968A Cylinder (Incl. 2 & 20)1
2 27652 Dowel Pin2

15 30699C Governor Rod (Incl. 15A & 15B)1
15B 650494 Screw, 6-40 x 5/16"1
15A 30700 Governor Yoke1

16 33454 Governor Lever1

17 29916 Governor Lever Clamp1

18 650548 Screw, 8-32 x 5/16"1

20 35319 Oil Seal1

25 36460 Blower Housing Baffle1

26 650561 Screw, 1/4-20 x 5/8"2

28 30322 Lock Nut, 8-321

30 35420A Crankshaft1

35 29826 Screw, 10-32 x 3/4"1

36 29918 Lock Washer1

37 29216 Lock Nut, 10-321

38 29642 Retaining Ring1

40 35776 Piston, Pin & Ring Set (Std.)1

40 35777 Piston, Pin & Ring Set (.010" OS)1

40 35778 Piston, Pin & Ring Set (.020" OS)1

41 35773 Piston & Pin Ass'y. (Std.) (Incl. 43)1

41 35774 Piston & Pin Ass'y. (.010" OS) (Incl. 43)1

41 35775 Piston & Pin Ass'y. (.020" OS) (Incl. 43)1

42 35779 Ring Set (Std.)1

42 35780 Ring Set (.010" OS)1

42 35781 Ring Set (.020" OS)1

43 35772 Piston Pin Retaining Ring2

45 35681 Connecting Rod Ass'y. (Incl.46,47,49)1

46 650908 Connecting Rod Bolt1

47 650882 Connecting Rod Bolt1

48 34034 Valve Lifter2

49 35374 Oil Dipper1

50 35375 Camshaft (MCR)1

60 33273A Blower Housing Extension1

65 650128 Screw, 10-24 x 1/2"1

69 35262A * Cylinder Cover Gasket1

70 33626B Cylinder Cover (Incl. 75 & 80)1

72 27642 Oil Drain Plug2

75 33625 Oil Seal1

80 31845 Governor Shaft1

81 30590A Washer1

82 35378 Governor Gear Ass'y. (Incl. 81)1

83 30588A Governor Spool1

84 29193 Retaining Ring1

86 650833 Screw, 1/4-20 x 1-3/16"7

87 650832 Screw, 1/4-20 x 1-11/16"1

89 32589 Flywheel Key1

90 611091 Flywheel1

92 650880 Lock Washer1

93 650881 Flywheel Nut1

100 35135 Solid State Ignition1
101 610118 Spark Plug Cover1
102 650872 Solid State Mounting Stud2
103 651007 Screw, Torx T-15, 10-24 x 15/16"2
110 35187 Ground Wire1
119 36451 * Cylinder Head Gasket1
120 36449 Cylinder Head1
125 27878A Exhaust Valve (Std.) (Incl. 151)1

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HM100-159240M Page 3 of 8
Engine Parts List #1

Ref # Part Number Qty Description

125 27880A Exhaust Valve (1/32" OS) (Incl. 151)1
126 34035 Intake Valve (Std.) (Incl. 151)1
126 34036 Intake Valve (1/32" OS) (Incl. 151)1
127 650691 Washer9
128 650690 Belleville Washer7
129 650727 Screw, 5/16-18 x 1-3/4"2
130 650694A Screw, 5/16-18 x 2"7

131A 650713 Screw, 5/16-18 x 5/8"2

135 33636 Resistor Spark Plug (RJ17LM)1
139 33369 Governor Gear Bracket1
140 650836 Screw, 10-24 x 1/2"2

149A 35862 Valve Spring Cap1

149 27882 Valve Spring Cap1
150 27881 Valve Spring2
151 32581 Valve Spring Keeper2
169 27896A * Breather Gasket2
170 28423 Breather Body1
171 28424 Breather Element1
172 28425 Valve Cover1
173 35350 Breather Tube1
174 650128 Screw, 10-24 x 1/2"1
178 29752 Nut & Lock Washer, 1/4-282
182 30088A Screw, 1/4-28 x 1"2
184 33263 * Carburetor To Intake Pipe Gasket1
185 33877 Intake Pipe1
200 34677 Control Bracket1
206 610973 Terminal1
207 33878 Throttle Link1
209 650821 Screw, 10-32 x 1/2"2
215 32410 Control Knob1
223 650378 Screw, Torx T-30, 5/16-18 x 1-1/8"2
224 27915A * Intake Pipe Gasket1
260 33375D Blower Housing1
261 650788 Screw, 5/16-18 x 3/4"2
262 29747B Screw, Torx T-40, 5/16-24 x 21/32"2

264A 650802 Screw, 1/4-20 x 5/8"1

265 33272B Cylinder Head Cover1
276 31588 Locking Plate1
277 650729 Screw, 5/16-18 x 3-3/16"2
281 33013 Starter Bubble Cover1
282 650760 Screw, 8-32 x 3/8"1
285 35985B Starter Cup1
286 35446 Starter Screen1
287 29752 Nut & Lock Washer, 1/4-284
290 30705 Fuel Line1
292 26460 Fuel Line Clamp2
298 650665 Screw, 1/4-15 x 3/4"2
300 34156A Fuel Tank (Incl. 292 & 301)1
301 36246 Fuel Cap1
305 35554 Oil Fill Tube1
307 35499 "O" Ring1
308 35540 Fill Tube Clip1
310 36205 Dipstick1
325 29443 Wire Clip1

325A 29443 Wire Clip1

327 35392 Starter Plug1
340 34154 Fuel Tank Bracket1
341 34155 Fuel Tank Bracket1

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HM100-159240M Page 4 of 8
Engine Parts List #1

Ref # Part Number Qty Description

342 650561 Screw, 1/4-20 x 5/8"1

370A 33107 Throttle Decal1

370 36261 Lubrication Decal1

370C 35274 Oil Instruction Decal1

380 632242 Carburetor (Incl. 184)1
390 590671 Rewind Starter (Note: This engine could have been built with

1

590704 starter. Refer to the design of the air intake louvers
for part identification. Individual starter parts do not
interchange.)

400 36452A * Gasket Set (Incl. items marked PK i n notes) Incl. part #'s

420 730225 SAE 30 4-Cycle Engine Oil (Quart)1

1

27272A (1), 27896A (2), 27915A (1), 29673 (1), 33263 (1),
33629 (1), 34698A (1), 35262A (1), 35317 (1), 36451 (1)

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For Discount Tecumseh Engine Parts Call 606-678-9623 or 606-561-4983

HM100-159240M Page 5 of 8
Engine Parts List #2

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HM100-159240M Page 6 of 8
Engine Parts List #2

Ref # Part Number Qty Description

23 33627 Ball Bearing1

32 33628 Washer1

74 31855 Bearing Retainer1

94 33450 Lock Nut, 10-321

95 30886A Extension Spring1

96 30845A R.P.M. Adjusting Bolt1

129 650727 Screw, 5/16-18 x 1-3/4"2
131A 650713 Screw, 5/16-18 x 5/8"2
174A 650597 Screw, 10-24 x 5/8"1

175 650778 Lock Washer2

176 650580 Lock Nut, 10-242

238 28820 Screw, 10-32 x 1/2"2

239 27272A * Air Cleaner Gasket1

240 33266 Air Cleaner Body1

242 33267 Air Cleaner Bracket1

245 33268 Air Cleaner Filter1

250 33269A Air Cleaner Cover1

251 650513 Wing Nut, 1/4-201

277 650729 Screw, 5/16-18 x 3-3/16"2

290 30705 Fuel Line1

298 650665 Screw, 1/4-15 x 3/4"2

301 36246 Fuel Cap1

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For Discount Tecumseh Engine Parts Call 606-678-9623 or 606-561-4983

HM100-159240M Page 7 of 8
Engine Parts List #3

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For Discount Tecumseh Engine Parts Call 606-678-9623 or 606-561-4983

HM100-159240M Page 8 of 8
Engine Parts List #3

Ref # Part Number Qty Description

2 27652 Dowel Pin2
72 27642 Oil Drain Plug2
90 611091 Flywheel1

100 35135 Solid State Ignition1
101 610118 Spark Plug Cover1
102 650872 Solid State Mounting Stud2
103 651007 Screw, Torx T-15, 10-24 x 15/16"2

110A 35987 Oil Shut-Down Wire & Terminal1

112 35967 Low Oil Shut-Down Gasket1
113 650950 Screw, Torx T-25, 10-24 x 5/8"4
114 33932 Ground Terminal1
115 650518 Lock Washer1
129 650727 Screw, 5/16-18 x 1-3/4"2

131A 650713 Screw, 5/16-18 x 5/8"2

169 27896A * Breather Gasket2
170 28423 Breather Body1
171 28424 Breather Element1
172 28425 Valve Cover1
173 35350 Breather Tube1
174 650128 Screw, 10-24 x 1/2"1
178 29752 Nut & Lock Washer, 1/4-282
207 33878 Throttle Link1
238 28820 Screw, 10-32 x 1/2"2
239 27272A * Air Cleaner Gasket1
240 33266 Air Cleaner Body1
242 33267 Air Cleaner Bracket1
245 33268 Air Cleaner Filter1
250 33269A Air Cleaner Cover1
251 650513 Wing Nut, 1/4-201
260 33375D Blower Housing1
275 33756B Muffler1
276 31588 Locking Plate1
277 650729 Screw, 5/16-18 x 3-3/16"2
324 33177 Terminal1
380 632242 Carburetor (Incl. 184)1

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