Tecumseh HM80-155231F Parts Manuals

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

HM80-155231F Page 1 of 11
Engine Parts List #1

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HM80-155231F 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 34663 Spring, Speed control
20 32630 Seal, Oil
25 35256A Baffle, Blower housing
26 650561 Screw, 1/4-20 x 5/8"
30 35198 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)
103 650489 Screw, 1/4-20 x 5/8"
108 29783 Pin, Crankshaft gear
109 33245 Gear, Crankshaft
110 34240 Ground Wire
119 34041A * Gasket, Head
120 34030A Head, Cylinder
125 27878A Exhaust Valve (Std.) (Incl. 151)

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HM80-155231F Page 3 of 11
Engine Parts List #1

Ref # Part Number Qty Description

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)
127 650691 Washer (Use as req., but not w/6021A screw)

127A 26073 Washer, Flat (Use as required)
127A 650570 Washer, Flat (Use as required)

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)

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

173A 32446 Grommet, Breather tube

173 34696 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
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 34833B 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)
277A 650696 Screw, 5/16-18x2-3/4" (Used with 276A )

281 33013 Cover, Starter bubble
282 650760 Screw, 8-32 x 3/8"

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)

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

HM80-155231F Page 4 of 11
Engine Parts List #1

Ref # Part Number Qty Description

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.)
305 33893A Tube, Oil fill
306 33590 "O" Ring
310 34011A 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"
370 34346 Decal, Instruction

370J 34870 Decal, Instruction Can be used on HM80 with diecast starter.

379 631725 Inlet Needle, Seat & Clip Assy.
380 632176A Carburetor (Incl. 184) (Refer to Division 5, Section A, page

200 for breakdown or Fiche18A-1, Grid F-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).

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).

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