For Discount Tecumseh Engine Parts Call 606-678-9623 or 606-561-4983
LAV50-62056B Page 1 of 6
Engine Parts List #1
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LAV50-62056B Page 2 of 6
Engine Parts List #1
Ref # Part Number Qty Description
1 33729A Cylinder (Incl. 2 & 20) (2-13/16" Bor e)
2 26727 Pin, Dowel
6 33734 Element, Breather
7 34214A Breather Ass'y. (Incl. 6, 8, 9 & 12)
8 33735 * Gasket, Breather
9 30200 Screw, 10-24 x 9/16"
12 33886 Tube, Breather
14 28277 Washer, Flat
15 30589 Rod, Governor (Incl. 14)
16 32651 Lever, Governor
17 31335 Clamp, Governor (Clamp is positioned towardsspark plug end
on 1977-78 and latermodels. It is positioned opposite spark
plugend on earlier models.)
18 650548 Screw, 8-32 x 5/16"
19 31386 Spring, Governor
20 32600 Seal, Oil
30 33730A 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 34535 Piston, Pin & Ring Set (Std.) (2-13/1 6")
40 34536 Piston, Pin & Ring Set (.010" OS)
40 34537 Piston, Pin & Ring Set (.020" OS)
41 33562B Piston & Pin Ass'y.(Std)(Incl. 43)(2- 13/16")
41 33563B Piston & Pin Ass'y. (.010" OS) (Incl. 43)
41 33564B Piston & Pin Ass'y. (.020" OS) (Incl. 43)
42 33567 Ring Set (Std.) (2-13/16" Bore)
42 33568 Ring Set (.010" OS)
42 33569 Ring Set (.020" OS)
43 20381 Ring, Piston pin retaining
45 32875 Rod Assy., Connecting (Incl. 18)
46A 32609 Plate, Lock (Do not use with No. 32610A locking type bolt.)
46 32610 Bolt, Connecting rod (Early Productio n)
46 32610A Bolt, Connecting rod
48 27241 Lifter, Valve
50 33154 Camshaft
52 29914 Pump Assy., Oil
69 35261 * Gasket, Mounting flange
70 32612A Flange Ass'y. (Incl. 72, 75 & 80)
72 30572 Plug, Oil drain (Incl. 73)
73 28833 * Drain Plug Gasket(Not used w/ plastic plug)
75 27897 Seal, Oil
80 30574 Shaft, Mechanical 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 610951 Key, Flywheel
92 650815 Washer, Belleville
93 650607 Nut, Flywheel
103A 650489 Screw, 1/4-20 x 5/8"
110 34231 Wire, Ground
119 33554A * Gasket, Cylinder head
120 33016A Head, Cylinder (Incl. 131)
125 32644A Intake Valve (Std.) (Incl. 151) (Inverted Ports)
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LAV50-62056B Page 3 of 6
Engine Parts List #1
Ref # Part Number Qty Description
125 32645A Intake Valve (1/32" OS) (Incl. 151) (Inverted Ports)
126 29313C Exhaust Valve (Std.) (Incl. 151) (Inverted Ports)
126 29315C Exhaust Valve (1/32" OS) (Incl. 151) (Inverted Ports)
127 26073 Washer, Flat (Not used on late produc tion)
127 650691 Washer, Flat (Use as required)
130 650818 Screw, 5/16-18 x 1-1/2" (Use as requi red)
130 6021A Screw, 5/16-18 x 1-1/2" (Use as requi red)
131 650694A Screw, 5/16-18 x 2" (Use as required)
135 34251 Resistor Spark Plug (RJ17LM)
149 31671 Upper Cap (Int. & Ex.)(Early Producti on)
149A 33678 Cap, Upper valve spring (Exhaust)
150 31672 Spring, Valve
151 31673 Cap, Lower valve spring
167 32924 Spring, Compression
168 650688 Screw, 10-32 x 1"
169 27234A * Gasket, Valve spring cover
170 32755 Cover, Valve spring box
174 650128 Screw, 10-24 x 1/2"
178 29752 Nut & Lockwasher Assy.
179 30593 Clip, Magneto wire
182 30088A Screw, 1/4-28 x 1"
185 33739 Pipe, Intake
186 33151 Link, Governor spring
200 33152A Speed Control (Incl. 206)
201 33150 Bracket, Control
206 610973 Terminal Assy. (Use as required)
207 33133 Link, Throttle
209 30200 Screw, 10-24 x 9/16"
215 32410 Knob, Speed control
223 650142 Screw, 1/4-20 x 1-1/8"
224 33751A * Gasket, Intake
238 28820 Screw, 10-32 x 1/2"
239 27272A * Gasket, Air cleaner
240 31715 Body, Air cleaner
241 31691 Bracket, Air cleaner
243 650152 Screw, 8-32 x 3/8"
244 730164 Cleaner Kit (Incl. 238 thru 245 & 370 B) (Use as required)
245 30727 Element, Air cleaner
260 35064A Housing, Blower NOTE: Replacement hardware may differ
when servicing starter assy. or blower housing. Refer to
Service Bulletin 508.
261 650561 Screw, 1/4-20 x 5/8"
274 26754A * Gasket, Exhaust (Use as required)
274 33670A * Gasket, Exhaust
275 35771 Muffler (Incl. 274)
277 30063 Screw, 1/4-20 x 1/2" (Use as required )
277 650774 Screw, 1/4-20 x 2-3/8"
285 33667 Cup, Starter
286 33668 Screen, Starter cup
287B 29752 Nut & Lockwasher 1/4-28 (Use as requi red)
290 29774 Fuel Line (Braided 8-1/4") (21 cm)
290 30705 Fuel Line (Braided 16") (40 cm)
291 33754 Line, Fuel (Metal 3.360")
292 26460 Clamp, Fuel line
301 410144B Cap, Fuel (Standard) (Use as required )
301 33032 Cap, Fuel (Use as required)
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LAV50-62056B Page 4 of 6
Engine Parts List #1
Ref # Part Number Qty Description
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.)
311 27625 Plug, Oil filler (Incl. 312)
312 29673 * Gasket, Filler plug
313 33876 Gasket, Stator
325 27275 Clip, Wire retaining
325 33685 Clip, Wire retaining (Early Productio n)
370A 550223 Decal, Name
370 34346 Decal, Instruction
370C 35344 Decal, Speed control
375 610942A Magneto 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 35 or Fiche
6 Grid F-13 for breakdown)
377 30547A Contact Assy., Breaker
378 30548B Condenser
379 631021 Inlet Needle, Seat & Clip Assy.
380 631716 Carburetor (Incl. 184) (Refer to Division 5, Section A, page
122 or Fiche 6 Grid E-7 for breakdown)
390 590420 Starter, Rewind NOTE: Replacement hardware may differ
when servicing starter assy. or blower housing. Refer to
Service Bulletin 508. (Refer to Division 5, Section C, page 25
or Fiche 6, Grid G-3 for breakdown)
400 33740D * Gasket Set (Incl. items marked *)
420 730225 SAE 30, 4-Cycle Engine Oil (Quart)
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LAV50-62056B Page 5 of 6
Engine Parts List #2
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LAV50-62056B Page 6 of 6
Engine Parts List #2
Ref # Part Number Qty Description
92 650815 Washer, Belleville
93 650607 Nut, Flywheel
101 610118 Cover, Spark plug
238 28820 Screw, 10-32 x 1/2"
261 650561 Screw, 1/4-20 x 5/8"
274 26754A * Gasket, Exhaust (Use as required)
274 33670A * Gasket, Exhaust
275D 391026 Muffler (Incl. 284, 284A & 414A) (This spark arrester
mufflercan be used on any model with a 3/4-14 tapped
exhaust port.)
277 30063 Screw, 1/4-20 x 1/2" (Use as required )
277 650774 Screw, 1/4-20 x 2-3/8"
284A 650578 Screw, 8-18 x 3/8" (Use as required)
284 33700 Cover & Tube, Muffler (Use as require d)
285 33667 Cup, Starter
287 Pop Rivet(Purchase locally)(Use as re quired)
414A 33323 Screen, Muffler (Use as required)
415 730162 Muffler Adapter Kit (Incl. 121 & 128) (Conventional Ports)
415 730165 Muffler Adapter Kit (Incl. 274 & 277) NOTE: This muffler
adapter can be used only on models which haveexhaust port
on top (above intake). (Inverted Ports)
1113 Rivet, Open end (Can be purchased loc ally)
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