For Discount Tecumseh Engine Parts Call 606-678-9623 or 606-561-4983
HM70-132004 Page 1 of 9
Engine Parts List #1
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HM70-132004 Page 2 of 9
Engine Parts List #1
Ref # Part Number Qty Description
1 33867A Cylinder (Incl.3,4,5,9,67,70) (3-1/16 ")
3 27642 Plug, Pipe (1/4-18)
4 32630 Seal, Oil
5 27652 Pin, Dowel
6 29536 Blower Housing Baffle (No knock-out for electric start) (Use
as required)
6 35256A Blower Housing Baffle (With knock-out for electricstart) (Use
as required)
7 650561 Screw, 1/4-20 x 5/8"
8A 29783 Crankshaft Gear Pin (Used on early pr od.)
8 33820A Crankshaft
8B 33245 Crankshaft Gear (Used on early produc tion)
9A 33869B Piston & Pin Ass'y. (Std.)(Incl. 10)( 3-1/16")
9A 33870B Piston & Pin Ass'y. (.010" OS) (Incl. 10)
9 34540 Piston, Pin & Ring Set (Std.) (3-1/16 ")
9 34541 Piston, Pin & Ring Set (.010" OS)
10 27888 Ring, Piston pin retaining
11 33873 Ring Set (Std.) (3-1/16" Bore)
11 33874 Ring Set (.010" OS)
17 32591C Rod Assy., Connecting (Incl. 18 & 19)
18A 32590 Plate, Lock & Oil dipper (This plate may be replaced by No.
34242 oil dipper but No. 650662C screw must be used.)
19 650662C Bolt, Connecting rod (2 pcs.)
20 34034 Lifter, Valve
21 33366 Camshaft
22 33273A Extension, Blower housing
23 650128 Screw, 10-24 x 1/2"
24 35262 * Gasket, Cylinder cover
25 33626B Cover, Cylinder (Incl. 27, 30, 31, 32 & 37)
27 33625 Seal, Oil
33 30699C Rod Assy., Governor (Incl. 34 & 35)
33A 30699B Rod, Governor (This one piece governor rodis no longer used.
It is replaced by No. 30699C assembly, Ref. No. 5A.)
34 30700 Yoke, Governor
35 650494 Screw, 6-40 x 5/16"
36 29642 Ring, Retaining
37 31845 Shaft, Mechanical governor
38 30588A Spool, Governor
39 30590A Washer, Flat
40 29193 Ring, Retaining
41 30591 Gear Assy., Governor (Incl. 39)
42 33369 Bracket, Governor gear
43 650836 Screw, 10-24 x 1/2"
49 29916 Clamp, Governor lever
50 29826 Screw, 10-32 x 3/4"
51 29216 Locknut, 10-32
52 33454 Lever Assy., Governor
53 29918 Lockwasher, No. 8 E.T.
54 650548 Screw, 8-32 x 5/16"
55 30322 Locknut, 8-32
56 650832 Screw, 1/4-20 x 1-11/16"
57 650833 Screw, 1/4-20 x 1-3/16"
58B 31297 Dipstick (Incl. 59)
59 29673 * Gasket, Oil fill
66 27878A Exhaust Valve (Std.) (Incl. 70)
66 27880A Exhaust Valve (1/32" OS) (Incl. 70)
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HM70-132004 Page 3 of 9
Engine Parts List #1
Ref # Part Number Qty Description
67 33242 Intake Valve (Std.)
67 33243 Intake Valve (1/32" OS)
68A 27882 Cap, Upper valve spring
68 27882 Cap, Upper valve spring
69 27881 Spring, Valve
70 32581 Cap, Lower valve spring
76 32589 Key, Flywheel
77 29443 Clip, Fuel line
77A 27275 Clip, Hi tension wire
79 650815 Washer, Belleville
80 8116 Nut, Hex
82A 610118 Cover, Spark plug (Use as required)
83 650516 Screw, 1/4-20 x 1-1/8"
96 34041A * Gasket, Cylinder head
97 34030 Head, Cylinder
98 650692 Screw, 5/16-18 x 1-3/4" (Use as requi red)
98 6021A Screw, 5/16-18 x 1-1/2" (Use as required, but do notuse No.
650691 washer.)
98 650711 Screw, 5/16-18 x 1-5/8" (Use as required) (Can use No.
6021A but discard No. 650691 washer.)
99 33636 Resistor Spark Plug (RJ-8C)
100 650691 Washer (Use as req.) (Do not use w/60 21A)
101 650727 Screw, 5/16-18 x 1-3/4" (Use as requi red)
104 27896A * Gasket, Breather
105 28423 Body, Breather
106 28424 Element, Breather
107 28425 Cover, Breather
108 35350 Tube, Breather
109 650128 Screw, 10-24 x 1/2"
114 29752 Nut, Whiz lock, 1/4-28
115 33263 * Gasket, Carburetor
117 33370 Pipe, Intake
118 650698 Screw, 1/4-28 x 7/8"
119 650378 Screw, Torx T-30, 5/16-18 x 1-1/8"
120 27915A * Gasket, Intake
124 650767 Screw, 8-36 x 5/8"
130 33375C Blower Housing (For electric starter)
134 31342 Spring, Compression
135 650549 Screw, 5-40 x 7/16"
136 610973 Terminal Assy. (Use as required)
140A 33371 Link, Governor lever-to-throttle
140 33373 Link, Governor lever-to-throttle
143A 26073 Washer, Flat
143 650713 Screw, 5/16-18 x 5/8"
144 29747B Screw, 5/16-24 x 21/32"
151 33356 Terminal, Ground
158 34586 Rod, Choke
168 33272A Cover, Cylinder head
169 650737 Screw, 1/4-20 x 1/2" (Use as required )
169 650738 Screw, 1/4-20 x 5/8" (Use as required )
169 650713 Screw, 5/16-18 x 5/8" (Use as require d)
169 650802 Screw, 1/4-20 x 5/8" (Use as required )
171A 26073 Washer, Flat
171 650713 Screw, 5/16-18 x 5/8" (Use as require d)
173 650561 Screw, 1/4-20 x 5/8"
175 33350 Fuel Tank (Incl. 176, 179A & 179B)
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HM70-132004 Page 4 of 9
Engine Parts List #1
Ref # Part Number Qty Description
176 33032 Fuel Cap (Red Plastic) (Spurt Resistant, Low Profile) (Use as
required)
176 410144B Fuel Cap (White Plastic) (Std) (Use a s req.)
176 34210 Fuel Cap (Ref Plastic) (Spurt Resistant, High Profile) (Use as
required)
176 35355 Fuel Cap (Red Plastic) (Use as requir ed)
177 29774 Fuel Line (Use as required) (8.25") ( 21 cm)
177 30705 Fuel Line (Use as required) (16.0") ( 41 cm)
178 26460 Clamp, Fuel line (Use as required)
186 27930A * Gasket, Exhaust (Use as required)
187 33280A Muffler
188 31588 Plate, Muffler locking
189 650729 Screw, 5/16-18 x 3-3/16"
195B 33662 Hub & Screen Assy., Starter
196 29752 Nut, Whiz lock, 1/4-28
260A 550223 Decal, Name
272 32255A Valve, Seal, Gasket & Spring Assy.
274 631678 Carburetor (Incl. 115) (Refer to Division 5, Section A, page
120 for breakdown)
276 590479 Rewind Starter (Refer to Division 5, Section C, page 30 for
breakdown)
280 33279G * Gasket Set (Incl. items marked *)
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HM70-132004 Page 5 of 9
Engine Parts List #2
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HM70-132004 Page 6 of 9
Engine Parts List #2
Ref # Part Number Qty Description
28 33627 Bearing, Ball
29 33628 Washer, Thrust
30 31855 Retainer, Bearing
31 650778 Nut, Lock, 10-24
32 650580 Nut, Lock, 10-23
124 650767 Screw, 8-36 x 5/8"
134 31342 Spring, Compression
135 650549 Screw, 5-40 x 7/16"
136 610973 Terminal Assy. (Use as required)
158 34586 Rod, Choke
170A 33383A Plate, Upper fuel tank, mtg.
170B 30063 Screw, 1/4-20 x 1/2"
172A 33381 Bracket Assy., Lower fuel tank mtg.
177 29774 Fuel Line (Use as required) (8.25") ( 21 cm)
177 30705 Fuel Line (Use as required) (16.0") ( 41 cm)
179C 33351 Fuel Fitting (Incl. 179A)
179A 33679 Bushing, Fuel fitting
190 391026 Muffler (Incl. 190A, 190B & 190C) (This spark arrestor
mufflercan be used on any model)
190A 33700 Cover & Tube, Muffler (Use as require d)
190B 33323 Screen, Muffler (Use as required)
190C 650578 Screw, 8-18 x 3/8" (Use as required)
193 34479 Spark Arrestor Kit (Fits "L" shaped m ufflers)
200A 33388A Control Bracket (Incl. 134, 135, 136 & 214)
201 27793 Clip, Conduit
214 33374 Spring, Governor extension
260B 31752 Decal, Air cleaner
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HM70-132004 Page 7 of 9
Engine Parts List #3
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HM70-132004 Page 8 of 9
Engine Parts List #3
Ref # Part Number Qty Description
82A 610118 Cover, Spark plug (Use as required)
83 650516 Screw, 1/4-20 x 1-1/8"
90 610749 Regulator Assy., Rectifier (10 Amp)
230 28820 Screw, 10-32 x 1/2"
231 27272A * Gasket, Air cleaner
232 33268 Element, Air cleaner
233 33269A Cover, Air cleaner
235 33266 Bracket, Air cleaner
236 33267 Bracket, Air cleaner
237 650513 Nut, Wing, 1/4-20
254 30063 Screw, 1/4-20 x 1/2"
255A 34687 Air Cleaner, Starter Can be used on HM70 with diecast
starter
255B 34869 Bracket, Starter air cleaner Can be used on HM70 with
diecast starter
255C 34870 Instruction Decal Can be used on HM70 with diecast starter.
255 730572 Starter Muff Kit (Incl. 255A, 255B, & 255C) Can be used on
HM70 with diecast starter
256A 35568 Debris Screen Can be used on HM70 with stamped steel
recoil starter
256B 35569 Spacer, Screen Can be used on HM70 with stamped steel
recoil starter
256C 35570 Seal, Screen Can be used on HM70 with stamped steel
recoil starter
256 730573 Debris Screen Kit (Incl. 256A thru 25 6E) Can be used on
HM70 with stamped steel recoil starter
256E 34387 Instruction Decal Can be used on HM70 with stamped steel
recoil starter.
256D 650907 Screw, 5/16-18 x 1-5/8" Can be used on HM70 with stamped
steel recoil starter
260 34346 Decal, Instruction
260B 31752 Decal, Air cleaner
270 32434 Contact Assy., Breaker
271 610767A Condenser
275 610839 Magneto (w/ring gear) (12 Volt, 7 Amp ) 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 26 for breakdown)
277 33605 Electric Starter Motor (12 Volt) (Refer to Division 5, Section
D, page 20 for breakdown)
278 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 has been added (see #279).
Refer to service number stamped on end cap ofmotor, or
decal fo
279 610847 Flywheel (Ring gear flywheel requiredon engine using
110-120 Volt starter motor kits listed above.) (Use on Std.
point ignition)
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HM70-132004 Page 9 of 9
Engine Parts List #3
Ref # Part Number Qty Description
279 611091 Flywheel (Minimum ring gear flywheel required on engine
using 110-120 Volt starter motor kits listed above.) (Use on
Solid State ignition)
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