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Tecumseh HM100-159454S 4 Cycle Horizontal Engine Parts

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Engine Parts List #Hm1003

Engine Parts List #Hm1003b

Engine Parts List #Hm1003c

Engine Parts List #Hm1003

Fig #

Cylinder (Cast Iron Liner) (3-5/16")

$157.76

Part Number: 35968A

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$157.76

Dowel Pin

$1.80

Part Number: 27652

In Stock, 3 Available

Ships within 1 business day

$1.80

Washer-Flat

$1.26

Part Number: 28277

In Stock, 1 Available

Ships within 1 business day

$1.26

15B

Screw (6-40x5/16)

$1.37

Part Number: 650494

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$1.37

Governor Rod

$13.86

Part Number: 30699C

In Stock, 1 Available

Ships within 1 business day

Note: (Incl. 15a & 15b)

$13.86

15A

Governor Yoke

$1.39

Part Number: 30700

In Stock, 1 Available

Ships within 1 business day

$1.39

Governor Lever Assembly

$4.43

Part Number: 37458

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$4.43

Governor Lever Clamp

$1.44

Part Number: 29916

Backorder: No ETA.

$1.44

Screw (T-15, 8-32x7/16)

$1.39

Part Number: 651028

Backorder: No ETA.

$1.39

Oil Seal

$3.36

Part Number: 35319

In Stock, 5 Available

Ships within 1 business day

$3.36

Screw Assembly

$1.25

Part Number: 650561

Backorder: No ETA.

$1.25

Lock Nut, 8-32

$1.39

Part Number: 30322

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$1.39

Crankshaft

$133.08

Part Number: 37492

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$133.08

Screw, 10-32x3/4"

$1.44

Part Number: 29826

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$1.44

Lock Washer

$1.44

Part Number: 29918

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$1.44

Lock Nut, 10-32

$1.39

Part Number: 29216

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$1.39

Retaining Ring

$1.44

Part Number: 29642

Backorder: No ETA.

$1.44

Piston, Pin & Ring Set

$106.61

Part Number: 35776A

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$106.61

Piston Pin And Ring Asm (.010)

No Longer Available [ More Info ]

Part Number: 35777A

Discontinued

Not Available

Piston & Pin Assembly

$131.35

Part Number: 35778A

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$131.35

Piston And Pin Asm (.010)

$100.35

Part Number: 35774A

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$100.35

Piston And Pin Asm (.020In Os)

No Longer Available [ More Info ]

Part Number: 35775A

Discontinued

Not Available

Ring Set (Std)

$36.04

Part Number: 35779

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$36.04

Ring Set (.010)

No Longer Available [ More Info ]

Part Number: 35780

Discontinued

Not Available

Ring Set (.020)

$3.56

Part Number: 35781

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$3.56

Piston Pin Retaining Ring

$1.39

Part Number: 35772

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$1.39

Connecting Rod Assembly

$44.60

Part Number: 36898A

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$44.60

Dipper-Oil

$1.39

Part Number: 36896

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$1.39

Camshaft (Mcr)

No Longer Available [ More Info ]

Part Number: 35375

Discontinued

Not Available

Blower Housing Extension

$5.94

Part Number: 33273A

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$5.94

Screw (8-32x3/8)

$1.33

Part Number: 650760

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$1.33

Cylinder Cover Gasket

$4.29

Part Number: 37342

In Stock, 1 Available

Ships within 1 business day

$4.29

Crankshaft Bushing

$8.99

Part Number: 35377

Backorder: No ETA.

$8.99

Plug-Drain, Oil (Sqh 1/4-18)

$1.44

Part Number: 27642

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$1.44

Oil Seal 2a&323)

$8.16

Part Number: 33625

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$8.16

Shaft-Governor

No Longer Available [ More Info ]

Part Number: 37587

Discontinued

Not Available

Washer

$1.41

Part Number: 651080

Backorder: Unavailable Until 02/03/2020

$1.41

Governor Gear Asm

$7.46

Part Number: 37588

Backorder: No ETA.

$7.46

Governor Spool

$1.44

Part Number: 30588A

In Stock, 1 Available

Ships within 1 business day

$1.44

Retaining Ring

$1.44

Part Number: 29193

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$1.44

Screw (1/4-20x1-3/16)

$1.37

Part Number: 650833

Backorder: No ETA.

$1.37

Screw, 1/4-20x1-11/16"

$1.30

Part Number: 650832

Backorder: No ETA.

$1.30

Flywheel Key

$1.89

Part Number: 32589

In Stock, 1 Available

Ships within 1 business day

$1.89

Flywheel (No Ring Gear)

$135.57

Part Number: 611090

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$135.57

Belleville Washer

$1.37

Part Number: 650880

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$1.37

Flywheel Nut

$1.37

Part Number: 650881

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$1.37

100

Solid State Ignition

$56.94

Part Number: 35135B

In Stock, 8 Available

Ships within 1 business day

$56.94

101

Cover-Spark Plug

$3.99

Part Number: 610118

In Stock, 18 Available

Ships within 1 business day

$3.99

102

Solid State Mounting Stud

$2.96

Part Number: 651024

Backorder: No ETA.

$2.96

103

Screw, Torx T-15, 10-24x15/16"

$1.33

Part Number: 651007

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$1.33

110

Ground Wire

$1.44

Part Number: 35589

Backorder: No ETA.

$1.44

119

Cylinder Head Gasket

$7.82

Part Number: 36451

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$7.82

120

Head-Cylinder

No Longer Available [ More Info ]

Part Number: 36449

Discontinued

Not Available

124

Screw

$1.39

Part Number: 651031

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$1.39

125

Valve-Exhaust (Std)

$18.82

Part Number: 27878A

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$18.82

125

Valve-Exhaust, 1/32 Os

No Longer Available [ More Info ]

Part Number: 27880A

Discontinued

Not Available

126

Valve-Intake (Std)

$12.44

Part Number: 34035

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$12.44

127

Washer-Flat

$1.43

Part Number: 650691

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$1.43

130

Screw, 5/16-18x2"

$1.43

Part Number: 650694A

In Stock, 1 Available

Ships within 1 business day

$1.43

135

Spark Plug

$5.76

Part Number: 33636

In Stock, 24 Available

Ships within 1 business day

$5.76

139

Governor Gear Bracket

$6.84

Part Number: 33369

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$6.84

149A

Cap-Spring, Valve

$7.46

Part Number: 35862

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$7.46

149

Valve Spring Cap

$1.26

Part Number: 27882

In Stock, 1 Available

Ships within 1 business day

$1.26

150

Spring-Valve

$2.99

Part Number: 27881

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$2.99

151

Keeper-Spring, Valve

$2.44

Part Number: 32581

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$2.44

161

Screw, T-30 Hex Washer Hd Sems, 1/4-20x1/2

No Longer Available [ More Info ]

Part Number: 30063

Discontinued

Not Available

169

Breather Gasket

$1.14

Part Number: 27896A

In Stock, 22 Available

Ships within 1 business day

$1.14

170

Breather Body

$10.59

Part Number: 28423

In Stock, 1 Available

Ships within 1 business day

$10.59

171

Element-Breather

$2.99

Part Number: 28424

In Stock, 11 Available

Ships within 1 business day

$2.99

172

Valve Cover

$5.94

Part Number: 28425

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$5.94

173

Breather Tube

$2.99

Part Number: 35350

In Stock, 3 Available

Ships within 1 business day

$2.99

174

Screw, 10-24x1/2"

$4.10

Part Number: 650128

In Stock, 5 Available

Ships within 1 business day

$4.10

174

Screw, 10-24x1/2"

$4.10

Part Number: 650128

In Stock, 5 Available

Ships within 1 business day

$4.10

178

Nut & Lock Washer, 1/4-28

$1.89

Part Number: 29752

In Stock, 1 Available

Ships within 1 business day

$1.89

178

Nut & Lock Washer, 1/4-28

$1.89

Part Number: 29752

In Stock, 1 Available

Ships within 1 business day

$1.89

182

Screw (1/4-28x1)

$1.44

Part Number: 30088A

In Stock, 1 Available

Ships within 1 business day

$1.44

184

Carburetor Intake Gasket

$1.14

Part Number: 33263

In Stock, 21 Available

Ships within 1 business day

$1.14

185

Intake Pipe

$27.57

Part Number: 33877

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$27.57

207

Choke Link

$1.44

Part Number: 37858

Backorder: No ETA.

$1.44

212A

Bushing

$1.39

Part Number: 36288

In Stock, 1 Available

Ships within 1 business day

$1.39

223

Screw (T-30, 5/16-18x1-3/32)

$1.43

Part Number: 650378

Backorder: Unavailable Until 02/10/2020

$1.43

224

Gasket

$3.32

Part Number: 27915A

In Stock, 25+ Available

Ships within 1 business day

$3.32

238

Screw (10-32x1/2)

$1.37

Part Number: 651081

In Stock, 4 Available

Ships within 1 business day

$1.37

260

Blower Housing

$77.26

Part Number: 36468A

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$77.26

261

Screw (5/16-18x3/4)

$1.43

Part Number: 650788

In Stock, 2 Available

Ships within 1 business day

$1.43

262

Screw, Torx T-40, 5/16-24x21/32"

$1.44

Part Number: 29747B

Backorder: No ETA.

$1.44

264A

Screw, 1/2-20 X 5/8

$1.43

Part Number: 650802

In Stock, 1 Available

Ships within 1 business day

$1.43

265

Cover-Head, Cylinder (Black)

$5.94

Part Number: 33272D

In Stock, 1 Available

Ships within 1 business day

$5.94

276

Plate-Locking

$3.99

Part Number: 31588

In Stock, 4 Available

Ships within 1 business day

$3.99

277

Screw, Hex Hd.

$1.43

Part Number: 650729

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$1.43

281

Starter Bubble Cover

$2.99

Part Number: 33013

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$2.99

291

Fuel Line

$10.28

Part Number: 30962

Backorder: No ETA.

$10.28

292

Fuel Line Clamp

$1.36

Part Number: 26460

In Stock, 25+ Available

Ships within 1 business day

$1.36

296

Fuel Filter

$12.39

Part Number: 34279B

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

Note: (Incl. 292)

$12.39

310A

Dipstick

$4.43

Part Number: 35941

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$4.43

312

Gasket

$1.44

Part Number: 29673

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$1.44

325

Wire Clip

$1.44

Part Number: 29443

In Stock, 1 Available

Ships within 1 business day

$1.44

370

Oil Instruction Decal

$1.14

Part Number: 35274

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$1.14

370

Starter Decal

$1.14

Part Number: 36695

Backorder: No ETA.

$1.14

380

Carburetor

$88.92

Part Number: 640260B

In Stock, 5 Available

Ships within 1 business day

$88.92

390

Recoil Starter

$53.67

Part Number: 590788

In Stock, 1 Available

Ships within 1 business day

$53.67

400

Gasket Set

$17.64

Part Number: 36452B

Backorder: No ETA.

$17.64

417

Screw Hex Hd.

$2.96

Part Number: 650696

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$2.96

420

Sae 30 4-Cycle Engine Oil

No Longer Available [ More Info ]

Part Number: 730225A

Discontinued

Not Available

Engine Parts List #Hm1003b

Fig #

Bearing, Ball

$39.87

Part Number: 33627

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$39.87

Washer, Thrust

$4.43

Part Number: 33628

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$4.43

Ball Bearing Retainer

$5.94

Part Number: 31855

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$5.94

Nut-Lock

$1.39

Part Number: 651016

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$1.39

Spring, Governor Bolt

$2.99

Part Number: 30886A

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$2.99

Bolt-Adjusting, R.P.M.

$5.94

Part Number: 30845A

Backorder: No ETA.

$5.94

124

Screw

$1.39

Part Number: 651031

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$1.39

161

Screw, T-30 Hex Washer Hd Sems, 1/4-20x1/2

No Longer Available [ More Info ]

Part Number: 30063

Discontinued

Not Available

174

Screw, 10-24x1/2"

$4.10

Part Number: 650128

In Stock, 5 Available

Ships within 1 business day

$4.10

174

Screw, 10-24x1/2"

$4.10

Part Number: 650128

In Stock, 5 Available

Ships within 1 business day

$4.10

175

Lock Washer

$1.43

Part Number: 650778

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$1.43

176

Lock Nut, 10-24

$0.99

Part Number: 650580

In Stock, 2 Available

Ships within 1 business day

$0.99

238

Screw (10-32x1/2)

$1.37

Part Number: 651081

In Stock, 4 Available

Ships within 1 business day

$1.37

239

Gasket, Carburetor to Air Cleaner

$1.35

Part Number: 27272A

In Stock, 21 Available

Ships within 1 business day

$1.35

240

Air Cleaner Bracket Base

$7.72

Part Number: 33266

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$7.72

245A

Poly Pre-Filter

$1.99

Part Number: 35881

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$1.99

245

Air Filter (Paper)

$12.48

Part Number: 33268

In Stock, 23 Available

Ships within 1 business day

$12.48

250

Air Cleaner Cover

$15.96

Part Number: 33269A

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$15.96

251

Wing Nut, 1/4-20

$4.29

Part Number: 37444

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$4.29

277

Screw, Hex Hd.

$1.43

Part Number: 650729

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$1.43

291

Fuel Line

$10.28

Part Number: 30962

Backorder: No ETA.

$10.28

292

Fuel Line Clamp

$1.36

Part Number: 26460

In Stock, 25+ Available

Ships within 1 business day

$1.36

310A

Dipstick

$4.43

Part Number: 35941

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$4.43

416

Spark Arrester Kit

$26.14

Part Number: 34479A

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$26.14

417

Screw Hex Hd.

$2.96

Part Number: 650696

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$2.96

Engine Parts List #Hm1003c

Fig #

Cylinder (Cast Iron Liner) (3-5/16")

$157.76

Part Number: 35968A

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$157.76

Dowel Pin

$1.80

Part Number: 27652

In Stock, 3 Available

Ships within 1 business day

$1.80

Plug-Drain, Oil (Sqh 1/4-18)

$1.44

Part Number: 27642

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$1.44

Flywheel (No Ring Gear)

$135.57

Part Number: 611090

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$135.57

100

Solid State Ignition

$56.94

Part Number: 35135B

In Stock, 8 Available

Ships within 1 business day

$56.94

101

Cover-Spark Plug

$3.99

Part Number: 610118

In Stock, 18 Available

Ships within 1 business day

$3.99

102

Solid State Mounting Stud

$2.96

Part Number: 651024

Backorder: No ETA.

$2.96

103

Screw, Torx T-15, 10-24x15/16"

$1.33

Part Number: 651007

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$1.33

110A

Ground Wire

$2.99

Part Number: 36993

In Stock, 1 Available

Ships within 1 business day

$2.99

111B

Rocker Switch (On/Off/Los)

$17.73

Part Number: 611226

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$17.73

111

Low Oil Sensor Switch

$64.77

Part Number: 611303

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$64.77

112

Low Oil Sensor Gasket

$2.99

Part Number: 35967A

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$2.99

113

Screw

$1.37

Part Number: 650950

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$1.37

124

Screw

$1.39

Part Number: 651031

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$1.39

161

Screw, T-30 Hex Washer Hd Sems, 1/4-20x1/2

No Longer Available [ More Info ]

Part Number: 30063

Discontinued

Not Available

169

Breather Gasket

$1.14

Part Number: 27896A

In Stock, 22 Available

Ships within 1 business day

$1.14

170

Breather Body

$10.59

Part Number: 28423

In Stock, 1 Available

Ships within 1 business day

$10.59

171

Element-Breather

$2.99

Part Number: 28424

In Stock, 11 Available

Ships within 1 business day

$2.99

172

Valve Cover

$5.94

Part Number: 28425

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$5.94

173

Breather Tube

$2.99

Part Number: 35350

In Stock, 3 Available

Ships within 1 business day

$2.99

174

Screw, 10-24x1/2"

$4.10

Part Number: 650128

In Stock, 5 Available

Ships within 1 business day

$4.10

174

Screw, 10-24x1/2"

$4.10

Part Number: 650128

In Stock, 5 Available

Ships within 1 business day

$4.10

178

Nut & Lock Washer, 1/4-28

$1.89

Part Number: 29752

In Stock, 1 Available

Ships within 1 business day

$1.89

178

Nut & Lock Washer, 1/4-28

$1.89

Part Number: 29752

In Stock, 1 Available

Ships within 1 business day

$1.89

207

Choke Link

$1.44

Part Number: 37858

Backorder: No ETA.

$1.44

238

Screw (10-32x1/2)

$1.37

Part Number: 651081

In Stock, 4 Available

Ships within 1 business day

$1.37

239

Gasket, Carburetor to Air Cleaner

$1.35

Part Number: 27272A

In Stock, 21 Available

Ships within 1 business day

$1.35

240

Air Cleaner Bracket Base

$7.72

Part Number: 33266

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$7.72

242

Air Cleaner Base Bracket

$5.94

Part Number: 33267

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$5.94

245A

Poly Pre-Filter

$1.99

Part Number: 35881

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$1.99

245

Air Filter (Paper)

$12.48

Part Number: 33268

In Stock, 23 Available

Ships within 1 business day

$12.48

250

Air Cleaner Cover

$15.96

Part Number: 33269A

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$15.96

251

Wing Nut, 1/4-20

$4.29

Part Number: 37444

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$4.29

260

Blower Housing

$77.26

Part Number: 36468A

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$77.26

275

Muffler

$28.45

Part Number: 34185B

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$28.45

276

Plate-Locking

$3.99

Part Number: 31588

In Stock, 4 Available

Ships within 1 business day

$3.99

277

Screw, Hex Hd.

$1.43

Part Number: 650729

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$1.43

310A

Dipstick

$4.43

Part Number: 35941

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$4.43

370L

Oil Sensor Decal

$1.14

Part Number: 36990

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$1.14

380

Carburetor

$88.92

Part Number: 640260B

In Stock, 5 Available

Ships within 1 business day

$88.92

417

Screw Hex Hd.

$2.96

Part Number: 650696

Ships In 5 - 11 Business Days

Ships in 5 - 11 business days

$2.96

Search within model

Questions & Answers

Discuss | Repair Videos

Find Part By Symptom

Choose a symptom to view parts that fix it.

Leaks gas

61%

Leaks oil

39%

Find Part by Symptom

Popular Parts

Fuel Line Clamp

$1.36

Carburetor Intake Gasket

$1.14

$5.76

$3.99

$1.14

$2.99

$3.32

Nut & Lock Washer, 1/4-28

$1.89