Sears 975502 - Manual (Page 21)

CRAFTSMAN 4»'CYCLE ENGINE
MODEL NUMBER 143.975502
KEY PART KEY PART
NO. NO. DESCRIPTION NO. NO. DESCRIPTION
1 36478A Cylinder (Incl. 2,7.20&125) 185 36544 Intake Pipe
2 26727 Dowel Pin 186 34337 Governor Link
6 33734 Breather Element 189 650839 Screw, 1/4-20 X 3/8"
7 36557 Breather Ass’y. (Incl. 6 & 12A) 191 36559 S.E. Brake Bracket (Incl. 195)
12A 36558 Breather Cover & Tube (Incl. 12B) 195 610973 Terminal
12B 34695 Breather Tube Elbow 200 35727 Control Bracket (Incl. 202 Thru 205)
14 28277 Washer 202 36482 Compression Spring
15 30589 Governor Rod (incl. 14) 203 31342 Compression Spring
16 32651 Governor Lever 204 650549 Screw, 5-40 X 7/16"
17 31335 Governor Lever Clamp 205 650777 Screw, 6-32 X 21/32"
18 651018 Screw, Torx T-15, 8-32 x 19/64" 207 34336 Throttle Link
19 36281 Extension Spring 209 30200 Screw, 10-24 X 9/16"
20 32600 Oil Seal 215 32410 Control Knob
30 35996 Crankshaft 223 650451 Screw, 1/4-20 X 1"
40 36073 Piston, Pin & Ring Set (Std.) 224 34690A * Intake Pipe Gasket
40 36074 Piston, Pin & Ring Set (.010" OS) 238 650932 Screw, 10-32 X 49/64"
40 36075 Piston, Pin & Ring Set (.020" OS) 239 34338 * Air Cleaner Gasket
41 36070 Piston & Pin Ass’y. (Std.) (Incl. 43) 241 35797 Air Cleaner Collar
41 36071 Piston & Pin Ass’y. 245 35066 Air Cleaner Filter
(.010" OS) (Incl. 43) . 250 35065 Air Cleaner Cover
41 36072 Piston & Pin Ass’y. 260 36915 Biower Housing
(.020" OS) (Incl. 43) 261 30200 Screw, 10-24x9/16"
42 36076 Ring Set (Std.) 262 650831 Screw, 1/4-20 X 1/2"
42 36077 Ring Set (.010" OS) 275 36473 Muffler (Incl. 277)
42 36078 Ring Set (.020" OS) 277 650988 Screw, 1/4-20x2-5/16"
43 20381 Piston Pin Retaining Ring 285 35000A Starter Cup
45 30963B Connecting Rod Ass’y. (Incl. 46) 287 650926 Screw, 8-32 X 21/64"
46 32610A Connecting Rod Bolt 290 30705 Fuel Line
48 27241 Valve Lifter 292 26450 Fuel Line Clamp
50 35992 Camshaft (MCR) 298 28763 Screw, 10-32 X 35/64"
52 29914 Oil Pump Ass'y. 300 36916 Fuel Tank (incl. 292 & 301)
69 35261 Mounting Flange Gasket 301 36246 Fuel Cap
70 3431 ID Mounting Flange (incf. 72 thru 83) 305 35647 Oil Fill Tube
72 30572 Oil Drain Plug (Incl. 73) 306 36832 ■* ‘'0”-Ring
73 28833 Drain Plug Gasket 307 35499 “0’’-Ring
75 27897 Oil Seal 309 650562 Screw, 10-32 X 1/2“
80 30574A Governor Shaft 310 35648 Dipstick
81 30590A Washer 313 34080 Spacer
82 30591 Governor Gear Ass’y. (Incl. 81) 370A 36261 Lubrication Decal
83 30588A Governor Spool 370B 35167 Control Decal
86 650488 Screw, 1/4-20 X 1-1/4" 370C 36861 Primer Decai
89 611004 Flywheel Key 370K 36695 Starter Decai
90 611112 Flywheel 380 632747 Carburetor (Incl. 184)
92 650815 Belleville Washer 390 590694 Rewind Starter
93 650816 Flywheel Nut 400 36481 Gasket Set
100 34443A Solid State Ignition (incl. Items Marked * in Notes)
101 610118 Spark Plug Cover 416 36085 Spark Arrestor Kit
103 651007 Screw, Torx T-15, 10-24 x 15/16" (Incl. 417)(Optiona!)
110 34961 Ground Wire 417 650760 Screw, 8-32 X 3/8" (Optional)
119 36477 * Cylinder Fiead Gasket 900 — Replacement Engine NONE
120 36476 Cylinder Fiead 900 — Replacement S/B 750679A,
125 36471 Exhaust Valve (Std.) (Incl. 151) order from 71-999
125 36472 Exhaust Valve — _ RPM High 2900 to 3200
(1/32’’ OS) (Incl. 151) — — RPM Low 2450 to 2750
126 29314B Intake Valve (Std.) (Incl. 151)
126 29315C intake Valve (1/32" OS) (incl. 151) (NOTE: This engine could have been built with 590737
130 6021A Screw, 5/16-18 X 1-1/2" starter. Refer to the design of the rope pulley strength
135 35395 Resistor Spark Plug (RJ19LM) ribs for part identification. Individual starter parts do not
150 35991 Valve Spring interchange.) Incl. Part #’s 26756 (1),27234A (1), 33735
151 31673 Valve Spring Cap (1), 36832 (1), 34338 (1). 34690A (1), 35261 (1),
169 27234A " Valve Cover Gasket 36477 (1)
172 32755 Valve Cover
174 30200 Screw, 10-24x9/16" NOTE: All component dimensions given in U.S. inches
178 29752 Nut & Lock Washer, 1/4-28 1 inch = 25.4 mm
182 6201 Screw, 1/4-28 x 7/8"
184 26756 * Carburetor To intake Pipe Gasket
21