For Discount Tecumseh Engine Parts Call 606-678-9623 or 606-561-4983
TVS90-43491F Page 1 of 10
Engine Parts List #1
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TVS90-43491F Page 2 of 10
Engine Parts List #1
Ref # Part Number Qty Description
1 34975 Cylinder Ass'y. (Incl. 2, 8, 9 & 20) (2-1/2")
2 26727 Pin, Dowel
6 33734 Element, Breather
7 34214A Breather Ass'y. (Incl. 6, 8, 9, 12 & 12A)
8 33735 * Gasket, Breather
9 30200 Screw, 10-24 x 9/16"
12A 34695 Elbow, Breather tube
12 33886 Tube, Breather
14 28277 Washer
15 30589 Rod, Governor (Incl. 14)
16 31383A Lever, Governor
17 31335 Clamp, Governor lever
18 650548 Screw, 8-32 x 5/16"
19 31361 Spring, Extension
20 32600 Seal, Oil
30 35798 Crankshaft Ass'y.
32 32323 Washer, Thrust NOTE: This thrust washer maynot be
required if a new crankshafthas been installed. Check the
proper Mechanic's Handbook for acceptable end play. Use
this .010" thrust washer if excess end play is measured.
40 34514 Piston, Pin & Ring Set (Std.) (2-1/2" Bore)
40 34515 Piston, Pin & Ring Set (.010" OS)
40 34516 Piston, Pin & Ring Set (.020" OS)
41 32538B Piston & Pin Ass'y. (Incl. 43)(Std.)( 2-1/2")
41 32548B Piston & Pin Ass'y. (Incl. 43) (.010" OS)
41 32549B Piston & Pin Ass'y. (Incl. 43) (.020" OS)
42 28986 Ring Set (Std.) (2-1/2" Bore)
42 28987 Ring Set (.010" OS)
42 28988 Ring Set (.020" OS)
43 20381 Ring, Piston pin retaining
45 30963B Rod Assy., Connecting (Incl. 46)
46 32610A Bolt, Connecting rod
48 27241 Lifter, Valve
50 33148A Camshaft
52 29914 Oil Pump Assy.
69 35261 * Gasket, Mounting flange
70 34311C Flange Ass'y. (Incl. 72, 72A, 73, 75 & 80)
72 30572 Plug, Oil drain (Incl. 73)
73 28833 * Drain Plug Gasket (Not req. W/plastic plug)
75 27897 Seal, Oil
80 30574 Shaft, Governor
81 30590A Washer, Flat
82 30591 Gear Assy., Governor (Incl. 81)
83 30588A Spool, Governor
84 29193 Ring, Retaining
86 650488 Screw, 1/4-20 x 1-1/4"
89 611004 Flywheel Key
90 611112 Flywheel
92 650815 Washer, Belleville
93 650816 Nut, Flywheel
100 730207 Magneto-to-Solid State Conversion Kit (Includes solid state
module, solid state flywheel key, and instructions.)(Use as
required on external ignition engines only.)
100 34443A Solid State Assy.
101 610118 Cover, Spark plug
103 650814 Screw, Torx T-15, 10-24 x 1"
110 34961 Ground Wire
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TVS90-43491F Page 3 of 10
Engine Parts List #1
Ref # Part Number Qty Description
119 29953C * Gasket, Cylinder head
120 34335 Head, Cylinder
125 29313C Exhaust Valve (Std.) (Incl. 151)
125 29315C Exhaust Valve (1/32" OS) (Incl. 151)
126 29314B Intake Valve (Std.) (Incl. 151)
126 29315C Intake Valve (1/32" OS) (Incl. 151)
130 6021A Screw, 5/16-18 x 1-1/2"
135 35395 Resistor Spark Plug (RJ19LM)
150 31672 Spring, Valve
151 31673 Cap, Lower valve spring
169 27234A * Gasket, Valve spring box
172 32755 Cover, Valve spring box
174 650128 Screw, 10-24 x 1/2"
178 29752 Nut & Lockwasher, 1/4-28
182 6201 Screw, 1/4-28 x 7/8"
184 26756 * Gasket, Carburetor
185 31384A Pipe, Intake (Incl. 224)
186 34337 Link, Governor spring
189 650839 Screw, 1/4-20 x 3/8"
190 35831 Lever, Brake
191 35040A Bracket Assy., S.E. Brake (Incl. 195)
192 34966 Link, Control
193 34965 Spring, Extension
194 32309 Ring, Retaining
195 610973 Terminal Assy.
200 35727 Control Bracket (Incl. 202 thru 206)
202 33802 Spring, Torsion
203 31342 Spring, Torsion
204 650549 Screw, 5-40 x 7/16"
205 650777 Screw, 6-32 x 21/32"
206 610973 Terminal (Use as required)
207 34336 Link, Throttle
209 30200 Screw, 10-24 x 9/16"
215 32410 Knob, Speed control
223 650451 Screw, 1/4-20 x 1"
224 34690A * Gasket, Intake pipe
238 650932 Screw, 10-32 x 49/64"
239 34338 * Gasket, Air cleaner
260B 35393 Housing, Blower
261 30200 Screw, 10-24 x 9/16"
262 650831 Screw, 1/4-20 x 15/32"
275 27181B Muffler Kit (Incl. 274 & 277)
277 650795 Screw, 1/4-20 x 2-1/4"
285 35000 Hub, Starter
287B 650884 Screw, 8-32 x 1/2"
290 34357 Fuel Line (Epichlorohydrin 6-3/4") (1 7cm)
290 29774 Fuel Line (Braided 8-1/4")(21cm)(Use as req.)
290 30705 Fuel Line (Braided 16")(40cm)(Use as req.)
290 30962 Fuel Line (Braided 32")(81cm)(Use as req.)
292 26460 Clamp, Fuel line
301A 35355 Fuel Cap
305 35577 Oil Fill Tube
306 34265 Gasket, Oil fill tube
306 34282 "O" Ring (This "O" ring is required with metal fill tube only
when replacement mounting flange with .777 dia. oil fill hole
has been used.)
307 35499 "O" Ring
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TVS90-43491F Page 4 of 10
Engine Parts List #1
Ref # Part Number Qty Description
309 650562 Screw, 10-32 x 1/2"
310 35578 Dipstick
313 34080 Spacer, Flywheel key
327 35932 Plug, Starter
370E 35167 Decal, Instruction
379 631021 Inlet Needle, Seat & Clip Assy.
380 632046A Carburetor (Incl. 184) (Refer to Division 5, Section A, page
A2-10 or Fiche 8, Grid F-3for breakdown)
390B 590621 Rewind Starter (Refer to Division 5, Section C, page 34 or
Fiche 8, Grid G-9 for breakdown)
400 33238C * Gasket Set (Incl. items marked *)
420 730225 SAE 30, 4-Cycle Engine Oil (Quart)
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TVS90-43491F Page 5 of 10
Engine Parts List #2
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TVS90-43491F Page 6 of 10
Engine Parts List #2
Ref # Part Number Qty Description
118 730194 Rope Guide Kit (Use as required with 34476 fuel tank)
238 650932 Screw, 10-32 x 49/64"
246C 35705 Filter, Pre-Air (Optional)
260B 35393 Housing, Blower
262 650831 Screw, 1/4-20 x 15/32"
287A 650735 Screw, 10-24 x 3/8" (Use as required)
287A Pop Rivet, (3/16" Dia.)(Purchase loca lly)
287B 650884 Screw, 8-32 x 1/2"
298 28763 Screw, 10-32 x 35/64"
300A 34369A Fuel Tank (Incl. 292 & 301A) NOTE: These tanks (34369A)
were built with different size fuel inlet openings. Tanks with
the 1-3/16" I.D. opening use fuel cap 33032. Tanks with the
1-1/2" I.D. opening use fuel cap 35355.
301A 35355 Fuel Cap
327 35932 Plug, Starter
354 35025 Staple (Not used on all models)
357 34985 Rope Stop & Staple Ass'y. (Incl. 354)
370 35391 Decal, Instruction
390B 590621 Rewind Starter (Refer to Division 5, Section C, page 34 or
Fiche 8, Grid G-9 for breakdown)
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TVS90-43491F Page 7 of 10
Engine Parts List #3
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TVS90-43491F Page 8 of 10
Engine Parts List #3
Ref # Part Number Qty Description
189 650839 Screw, 1/4-20 x 3/8"
190 35831 Lever, Brake
191 35040A Bracket Assy., S.E. Brake (Incl. 195)
194 32309 Ring, Retaining
195 610973 Terminal Assy.
274 26754A * Gasket, Exhaust (Use as required)
277 650795 Screw, 1/4-20 x 2-1/4"
277A 30063 Screw, 1/4-20 x 1/2" (Use as required )
370F 34387 Decal, Instruction (Optional)
415 730162 Muffler Adap.Kit(Incl.274,277A)(Use a s req.)
430 730574 Debris Screen Kit (Incl. 370F,431-433 )(Opt.)
431 35596 Screen, Debris (Optional)
432 35597 Bracket, Debris screen (Optional)
433 650910 Screw, 8-32 x 1/4" (Optional)
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TVS90-43491F Page 9 of 10
Engine Parts List #4
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TVS90-43491F Page 10 of 10
Engine Parts List #4
Ref # Part Number Qty Description
19 31361 Spring, Extension
69 35261 * Gasket, Mounting flange
182 6201 Screw, 1/4-28 x 7/8"
185 31384A Pipe, Intake (Incl. 224)
186 34337 Link, Governor spring
209 30200 Screw, 10-24 x 9/16"
223 650451 Screw, 1/4-20 x 1"
238 650932 Screw, 10-32 x 49/64"
241A 35797 Collar, Air cleaner
245 35066 Filter, Air cleaner
246B 35435 Filter, Pre-Air (Use as required)
250B 35065 Air Cleaner Cover Ass'y.
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