PDF User Manual

HM80-155162E Page 1 of 11
Engine Parts List #1

 

HM80-155162E Page 2 of 11
Engine Parts List #1

Ref #   Part Number

Qty

Description

1

34348B

Cylinder (Incl.2,20,72,72A) (3-1/8" B ore)

2

27652

Pin, Dowel

15A

30700

Yoke, Governor

15B

650494

Screw, 6-40 x 5/16"

15

30699C

Rod Assy., Governor (Incl. 15A & 15B)

16

33454

Governor Lever Assy.

17

29916

Clamp, Governor lever

18

650548

Screw, 8-32 x 5/16"

19

33374

Spring, Governor extension

20

32630

Seal, Oil

25

35256A

Baffle, Blower housing

26

650561

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

30

33365B

Crankshaft  (Incl. 108 & 109)

35

29826

Screw, 10-32 x 3/4"

36

29918

Lockwasher, # 8 E.T.

37

29216

Nut & Lockwasher, 10-32 "Keps"

37A

30322

Locknut, Hex "Keps", 8-32

38

29642

Ring, Retaining

40

34552

Piston, Pin & Ring Set (Std.) (3-1/8" )

40

34553

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

40

34554

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

41

34329A

Piston & Pin Ass'y.(Std)(Incl.43)(3-1 /8")

41

34330A

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

41

34331A

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

42

34332

Ring Set (Std.) (3-1/8" Bore)

42

34333

Ring Set (.010" OS)

42

34334

Ring Set (.020" OS)

43

27888

Ring, Piston pin retaining

45

32591C

Rod Assy., Connecting (Incl. 49)

47

650662C

Bolt, Connecting rod (2 pieces)

48

34034

Lifter, Valve

49

34242

Dipper, Oil

50

34143

Camshaft (MCR)

60

33273A

Extension, Blower housing

65

650128

Screw, 10-24 x 1/2"

69

35262

* Gasket, Cylinder cover

70

33367B

Cylinder Cover (Incl. 71, 75, 80, 311 & 312)

71

33368

Bushing, Crankshaft

72

27642

Plug, Oil drain

75

31950

Seal, Oil

80

31845

Shaft, Mechanical governor

81

30590A

Washer, Flat

82

30591

Gear Assy., Governor (Incl. 81)

83

30588A

Spool, Governor

84

29193

Ring, Retaining

86

650833

Screw, 1/4-20 x 1-3/16"

87

650832

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

89

32589

Key, Flywheel

92

650815

Washer, Belleville

93

8116

Nut, Hex (1/2-20)

101

610118

Cover, Spark plug (Use as required)

108

29783

Pin, Crankshaft gear

109

33245

Gear, Crankshaft

110

34235

Ground Wire

119

34041A

* Gasket, Head

120

34030A

Head, Cylinder

 

HM80-155162E Page 3 of 11
Engine Parts List #1

Ref #   Part Number

Qty

Description

125

27878A

Exhaust Valve (Std.) (Incl. 151)

125

27880A

Exhaust Valve (1/32" OS) (Incl. 151)

126

34035

Intake Valve (Std.) (Incl. 151)

126

34036

Intake Valve (1/32" OS) (Incl. 151)

127A

26073

Washer, Flat (Use as required)

127A

650570

Washer, Flat (Use as required)

127

650691

Washer (Use as req., but not w/6021A screw)

128

650690

Washer, Belleville

129

650727

Screw, 5/16-18 x 1-3/4" (Use as requi red)

130

650694A

Screw, 5/16-18 x 2" (Use as required)

130A

6021A

Screw, 5/16-18 x 1-1/2" (Use as required, but do notuse with 
650691 washer)

131A

650713

Screw, 5/16-18 x 5/8" (Use as require d)

131A

792028

Screw, 5/16-18 x 7/8" (Use as require d)

131

650802

Screw, 1/4-20 x 5/8" (Use as required )

131

650737

Screw, 1/4-20 x 1/2" (Use as required )

131

650738

Screw, 1/4-20 x 5/8" (Use as required )

135

33636

Resistor Spark Plug (RJ17LM)

139

33369

Bracket, Governor gear

140

650836

Screw, 10-24 x 1/2"

149

27882

Cap, Upper valve spring

149A

27882

Cap, Upper valve spring

150

27881

Spring, Valve

151

32581

Cap, Lower valve spring

169

27896A

* Gasket, Breather cover

170

28423

Body, Breather

171

28424

Element, Breather

172

28425

Cover, Valve spring

173

35350

Tube, Breather

174

650128

Screw, 10-24 x 1/2"

174

650597

Screw, 10-24 x 5/8"

178

29752

Nut & Lockwasher, 1/4-28

179B

30593

Clip, Primer line (Use as required)

182

30088A

Screw, 1/4-28 x 1"

184

33263

* Gasket, Carburetor

185

33877

Pipe, Intake

200

33461A

Control Bracket (Incl. 19, 19A, 203 & 204)

203

31342

Spring, Compression

204

650549

Screw, 5-40 x 7/16"

206

610973

Terminal Assy. (Use as required)

210

27793

Clip, Conduit

211

28942

Screw, 10-32 x 3/8"

223

650378

Screw, Torx T-30, 5/16-18 x 1-1/8 "

224

27915A

* Gasket, Intake pipe

260

33375D

Blower Housing (For electric starter)

261

650788

Screw, 5/16-18 x 3/4" (Use as require d)

262

29747B

Screw, 5/16-24 x 21/32"

265

33272B

Cover, Cylinder head

275

33756A

Muffler

275C

35824

Muffler (Optional quiet muffler)

276

31588

Plate, Muffler locking

277A

650696

Screw, 5/16-18x2-3/4" (Used with 276A )

277

650729

Screw, 5/16-18 x 3-3/16"

281

33013

Cover, Starter bubble

282

650760

Screw, 8-32 x 3/8"

 

HM80-155162E Page 4 of 11
Engine Parts List #1

Ref #   Part Number

Qty

Description

286B

33662

Hub & Screen Assy., Starter

287

29752

Nut & Lockwasher, 1/4-28

290

29774

Fuel Line (Braided 8-1/4")(21 cm)(As req.)

290

30705

Fuel Line (Braided 16")(41 cm)(Use as req.)

290

30962

Fuel Line (Braided 32")(81 cm)(Use as req.)

292

26460

Clamp, Fuel line (Use as required)

298

650665

Screw, 1/4-15 x 7/8"

300

34156A

Fuel Tank (Incl. 292 & 301) NOTE: These tanks were 
builtwith different size fuel inlet openings. Tanks with the 
1-3/16" I.D. opening use fuel cap 34210. Tanks with the 
1-1/2" I.D. opening use fuel cap 35355.

301

410144B

Fuel Cap (White Plastic)(Std)(1-1/2" I.D.)

301

33032

Fuel Cap (Red Plastic) (Spurt Resistant, Low Profile) (1-3/16"
I.D.)

301

34210

Fuel Cap (Red Plastic) (Spurt Resistant, High Profile) 
(1-3/16" I.D)

301

35355

Fuel Cap (Red plastic) (1-1/2" I.D.)

306

29673

* Gasket, Oil fill

310

31297

Dipstick (Incl. 306)

325

29443

Clip, Fuel line (Use as required)

325

34246

Clip, Ground wire (Use as required)

340

34154

Plate, Fuel tank mounting

341

34155

Bracket, Fuel tank mounting

342

650561

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

370J

34870

Decal, Instruction Can be used on HM80 with diecast starter.

370

34346

Decal, Instruction

379

631021

Inlet Needle, Seat & Clip Assy.

380

631979

Carburetor (Incl. 184) (Refer to Division 5, Section A, page 
150 for breakdown or Fiche18A-1, Grid E-7)

390

590479

Rewind Starter (Refer to Division 5, Section C, page 30 for 
breakdown or Fiche 18A-1, Grid G-5)

400

33279G

Gasket Set (Incl. items marked*)

408

35570

Screen Seal (Can be used on HM80 with stamped steel 
recoil starter)

409

35569

Spacer (Can be used on HM80 with stamped steel recoil 
starter)

410

730573

Debris Screen Kit (Incl. 360, 370B, 387, 411 &413) (Can be 
used on HM80 with stamped steel recoil starter)

411

35568

Debris Screen (Can be used on HM80 with stamped steel 
recoil starter)

413

650907

Screw, 5/16-18 x 1-5/8" (Can be used on HM80 with 
stamped steel recoil starter)

420

730225

SAE 30, 4-Cycle Engine Oil (Quart)

421

730226

SAE 5W30, 4-Cycle Engine Oil (Quart)

425

730572

Starter Muff Kit (Incl. 370J, 426 & 4 27)     (Can be used on 
HM80 with die cast starter)

429

650868

Screw, 8-18 x 1-1/8" (3 Required) (Use as required) (Refer to 
Mechanics Handbook for installation instructions).

 

HM80-155162E Page 5 of 11
Engine Parts List #1

Ref #   Part Number

Qty

Description

430

611077

Alternator, Add on (Use as required) (Refer to Mechanics 
Handbook for installation instructions).

431

590609

Centering tube (Use with engines equipped with die cast 
aluminum starter)(Use as required) (Refer to Mechanics 
Handbook for installation instructions)

431

590610

Centering tube (Use as required) (Refer to Mechanics 
Handbook for installation instructions).

432

611078

A.C. Lighting Connector (Use as required) (Refer to 
Mechanics Handbook for installation instructions).

432

611079

D.C. Charging Connector (Use as required) (Refer to 
Mechanics Handbook for installation instructions).

433

590611

Alternator Shaft (4.00") (Use with engines equipped with cast
aluminum starter)(Use as required) (Refer to Mechanics 
Handbook for installation instructions).

433

590636

Alternator Shaft (Use with engines equipped with stamped 
steel starter)(Use as required) (Refer to Mechanics 
Handbook for installation instructions).

 

HM80-155162E Page 6 of 11
Engine Parts List #2

 

HM80-155162E Page 7 of 11
Engine Parts List #2

Ref #   Part Number

Qty

Description

74

31855

Retainer, Bearing

97

Lockwasher, Heavy split, #10 (Buy loc ally)

131

650802

Screw, 1/4-20 x 5/8" (Use as required )

131

650737

Screw, 1/4-20 x 1/2" (Use as required )

131

650738

Screw, 1/4-20 x 5/8" (Use as required )

174

650128

Screw, 10-24 x 1/2"

174

650597

Screw, 10-24 x 5/8"

227

730127

Air Cleaner Ass'y. (Incl.238,239,240,241,243,245 & 370) 
(Use as required)

227

730164

Air Cleaner Ass'y. (Incl. 238, 239, 240, 241, 243 & 245) (Use
as required)

228A

650824

Stud, 1/4-20 x 7.33 (Use as required)

228A

650851

Stud, 1/4-20 x 8.1 (Use as required) (Used with drilled thru 
elbow)

239

27272A

* Gasket, Air cleaner

239

27272A

* Gasket, Air cleaner

241

33266

Bracket, Air cleaner

242

33267

Bracket, Air cleaner

243

28820

Screw, 10-32 x 1/2"

245A

34700

Element, Air cleaner

245

33268

Element, Air cleaner

250B

33269A

Cover, Air cleaner

251

650513

Nut, Wing, 1/2-20

274

35865

Gasket, Exhaust (Use as required)

275C

35824

Muffler (Optional quiet muffler)

275B

391026

Muffler (Incl. 284, 284A & 416A) (This spark arresting muffler 
can be used on any model.)

277A

650696

Screw, 5/16-18x2-3/4" (Used with 276A )

277

650729

Screw, 5/16-18 x 3-3/16"

292

26460

Clamp, Fuel line (Use as required)

298

650665

Screw, 1/4-15 x 7/8"

370J

34870

Decal, Instruction Can be used on HM80 with diecast starter.

370B

34387

Decal, Instruction Can be used on HM80 with stamped steel 
recoil starter.

395

33329D

Starter Motor Kit (110-120 Volt) This 110-120 volt starter 
motor kit may have been added to this engine. It can be 
added only if cylinder hasdrilled and tapped starter mounting 
bosses and a ring gear flywheel.  Refer to service number 
stamped on end cap of motor, or on decal for identification.  
Ref

408

35570

Screen Seal (Can be used on HM80 with stamped steel 
recoil starter)

409

35569

Spacer (Can be used on HM80 with stamped steel recoil 
starter)

410

730573

Debris Screen Kit (Incl. 360, 370B, 387, 411 &413) (Can be 
used on HM80 with stamped steel recoil starter)

411

35568

Debris Screen (Can be used on HM80 with stamped steel 
recoil starter)

413

650907

Screw, 5/16-18 x 1-5/8" (Can be used on HM80 with 
stamped steel recoil starter)

 

HM80-155162E Page 8 of 11
Engine Parts List #2

Ref #   Part Number

Qty

Description

415

730130

Exh.Adapter Kit (Incl.274,277)(Use as req.)

425

730572

Starter Muff Kit (Incl. 370J, 426 & 4 27)     (Can be used on 
HM80 with die cast starter)

429

650868

Screw, 8-18 x 1-1/8" (3 Required) (Use as required) (Refer to 
Mechanics Handbook for installation instructions).

430

611077

Alternator, Add on (Use as required) (Refer to Mechanics 
Handbook for installation instructions).

431

590609

Centering tube (Use with engines equipped with die cast 
aluminum starter)(Use as required) (Refer to Mechanics 
Handbook for installation instructions)

431

590610

Centering tube (Use as required) (Refer to Mechanics 
Handbook for installation instructions).

432

611078

A.C. Lighting Connector (Use as required) (Refer to 
Mechanics Handbook for installation instructions).

432

611079

D.C. Charging Connector (Use as required) (Refer to 
Mechanics Handbook for installation instructions).

433

590611

Alternator Shaft (4.00") (Use with engines equipped with cast
aluminum starter)(Use as required) (Refer to Mechanics 
Handbook for installation instructions).

433

590636

Alternator Shaft (Use with engines equipped with stamped 
steel starter)(Use as required) (Refer to Mechanics 
Handbook for installation instructions).

 

HM80-155162E Page 9 of 11
Engine Parts List #3

 

HM80-155162EPage 10 of 11
Engine Parts List #3

Ref #   Part Number

Qty

Description

156

610842

Magneto (Incl. 377 & 378) NOTE: The complete magneto is 
not available as an assembly. The magneto number is shown
for reference purposes only. Order component parts 
individually, as shown in parts list. (Refer to Division 5, 
Section B, page 28 for breakdown or Fiche 18A-1, Grid G-1)

186

33371

Link, Governor

203

31342

Spring, Compression

204

650549

Screw, 5-40 x 7/16"

206

610973

Terminal Assy. (Use as required)

207

33878

Link, Governor-to-throttle

210

27793

Clip, Conduit

211

28942

Screw, 10-32 x 3/8"

260

33375D

Blower Housing (For electric starter)

275C

35824

Muffler (Optional quiet muffler)

277A

650696

Screw, 5/16-18x2-3/4" (Used with 276A )

286B

33662

Hub & Screen Assy., Starter

290

29774

Fuel Line (Braided 8-1/4")(21 cm)(As req.)

290

30705

Fuel Line (Braided 16")(41 cm)(Use as req.)

290

30962

Fuel Line (Braided 32")(81 cm)(Use as req.)

301

410144B

Fuel Cap (White Plastic)(Std)(1-1/2" I.D.)

301

33032

Fuel Cap (Red Plastic) (Spurt Resistant, Low Profile) (1-3/16"
I.D.)

301

34210

Fuel Cap (Red Plastic) (Spurt Resistant, High Profile) 
(1-3/16" I.D)

301

35355

Fuel Cap (Red plastic) (1-1/2" I.D.)

313A

33876

Gasket, Stator

339

35038

Spacer, Tank

341

34155

Bracket, Fuel tank mounting

342

650561

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

370J

34870

Decal, Instruction Can be used on HM80 with diecast starter.

370B

34387

Decal, Instruction Can be used on HM80 with stamped steel 
recoil starter.

377

30547A

Contact Assy., Breaker

378

30548B

Condenser

408

35570

Screen Seal (Can be used on HM80 with stamped steel 
recoil starter)

409

35569

Spacer (Can be used on HM80 with stamped steel recoil 
starter)

410

730573

Debris Screen Kit (Incl. 360, 370B, 387, 411 &413) (Can be 
used on HM80 with stamped steel recoil starter)

411

35568

Debris Screen (Can be used on HM80 with stamped steel 
recoil starter)

413

650907

Screw, 5/16-18 x 1-5/8" (Can be used on HM80 with 
stamped steel recoil starter)

425

730572

Starter Muff Kit (Incl. 370J, 426 & 4 27)     (Can be used on 
HM80 with die cast starter)

429

650868

Screw, 8-18 x 1-1/8" (3 Required) (Use as required) (Refer to 
Mechanics Handbook for installation instructions).

430

611077

Alternator, Add on (Use as required) (Refer to Mechanics 
Handbook for installation instructions).

 

HM80-155162EPage 11 of 11
Engine Parts List #3

Ref #   Part Number

Qty

Description

431

590609

Centering tube (Use with engines equipped with die cast 
aluminum starter)(Use as required) (Refer to Mechanics 
Handbook for installation instructions)

431

590610

Centering tube (Use as required) (Refer to Mechanics 
Handbook for installation instructions).

432

611078

A.C. Lighting Connector (Use as required) (Refer to 
Mechanics Handbook for installation instructions).

432

611079

D.C. Charging Connector (Use as required) (Refer to 
Mechanics Handbook for installation instructions).

433

590611

Alternator Shaft (4.00") (Use with engines equipped with cast
aluminum starter)(Use as required) (Refer to Mechanics 
Handbook for installation instructions).

433

590636

Alternator Shaft (Use with engines equipped with stamped 
steel starter)(Use as required) (Refer to Mechanics 
Handbook for installation instructions).