Tecumseh HM80-155267G User Manual

HM80-155267G Page 1 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

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

16 33454 Governor Lever Assy.

17 29916 Clamp, Governor lever

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

20 32630 Seal, Oil

25 35256A Baffle, Blower housing

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

30 35233 Crankshaft (Incl. 108 & 109)

32 33628 Washer, Thrust

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

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Engine Parts List #1

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

62 650760 Screw, 8-32 x 3/8"

63 28545 Grommet, Plastic

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

69 35262 * Gasket, Cylinder cover

70 33626B Cyl. Cover (Incl.71,74,75,80,175,176, 311,312)

72 27642 Plug, Oil drain

75 33625 Seal, Oil

80 31845 Shaft, Mechanical governor

82 31947 Gear Assy., Governor

83 32324 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

90 611090 Flywheel

92 650815 Washer, Belleville

93 8116 Nut, Hex (1/2-20)

100 35135 Lamination Assy., Solid State
101 610118 Cover, Spark plug (Use as required)
102 650872 Stud, Lamination mounting
103 650814 Screw, Torx T-15, 10-24 x 1"
108 29783 Pin, Crankshaft gear

Ref # Part Number Qty Description

109 33245 Gear, Crankshaft
110 35183 Ground Wire
119 34041A * Gasket, Head
120 34030A Head, Cylinder
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)
130A 6021A Screw, 5/16-18 x 1-1/2" (Use as required, but do notuse with

HM80-155267G Page 3 of 11
Engine Parts List #1

650691 washer)

130 650694A Screw, 5/16-18 x 2" (Use as required)

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 )
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)

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 35862 Seal Assy., Intake valve

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 34707 Pipe, Intake

206 610973 Terminal Assy. (Use as required)

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
275C 35824 Muffler (Optional quiet muffler)

275 33280A Muffler

277 650729 Screw, 5/16-18 x 3-3/16"
277A 650696 Screw, 5/16-18x2-3/4" (Used with 276A )

281 33013 Cover, Starter bubble

282 650760 Screw, 8-32 x 3/8"

285 32125 Cup, Starter
286A 35194 Screen, Starter

Ref # Part Number Qty Description

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)

HM80-155267G Page 4 of 11
Engine Parts List #1

(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
310A 35941 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.

370A 34686 Decal, Name

370 34346 Decal, Instruction

379 631021 Inlet Needle, Seat & Clip Assy.

380 632351 Carburetor (Incl. 184) (Refer to Division 5, Section A, page

188 for breakdown or Fiche18A-1, Grid F-5)

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).