Sears 917386121 owner manual Model Number, Part, Description

CRAFTSMAN 4-CYCLE ENGINE																		MODEL NUMBER 143.964006-
REF	PART														REF	PART			DESCRIPTION
NO,	NOr	DESCRIPTION													NO,	NOr
1	36b.70A	Cylinder													169	27234A			* Valve		Cover Gasket
2	26727	(Inc{, 2,7,20,125,169,172,174)													172	32755			Valve		Cover
		Dowel		Pin											174	30200			Screw.		10-24			x 9/16 _
6	33734	Breather				Element									178	29752			Nut	& Lock			Washer.					114-28
7	35557	Brea!herAss'y.							(Incl		6 & 12A)				182	6201			Screw,		1/4-28				x 7t8"
!2A	36558
		BreatherOevef&							Tube			(IneL		129)	184	26756			* Carburetor				To		Intake			Pipe		Gasket
129	34595	Breather				Tube		Elbow							185	36544			Intake		Pipe
14	28277	Washer													186	34356			Governor			Link
15	30589	Governor				Rod (tncl.					t4)				189	650839			Screw, t14-20 x 3/8"
16	32651	Governor				Lever									191	36559			S,Eo 'Brake				Bracket				(Incl.			195)
17	31335	Governer				Lever			Clam p						195	610973			Terminal
18	650548	Screw,		8-32 x 5/16 _											200	35727			Control		Bracket				(Inc[			202		thru	205)
19	36281	Extension					Spr!ng								202	36482			Compression					Spring
20	32600	OIt seal													283	31342			Compression					Spdng
30	35798	Crankshaft													204	650549
																			Screw,		5-40 x 7/16
40	34514	Piston,		Pin			& Rtng Set					(Std.)			205	650777			Screw,		6-32 x 21/32 =
4O	34515	Piston,		Pin			& Ring			Set		(,010"		OS)	207	34336			Throttle		Unk
40	34516																		Screw,		10-24 x 9/16"
		Piston, Pin & Ring								Set(.020"				OS)	209	30200
41	325389	Piston		& Pin Ass'y. (Side) (lncL 43)											215	32410			Control		Knob
41	325489	Piston		& P_n Ass'y.											223	650451			Screw,		1/4-20 x 1"
41	325499	(_OlO" OS)					(tncf, 43)								224	34690A			"Intake		Pipe		Gasket
		Piston		& Pin Ass'y.											238	650932			Screw,		10-32			x 49/64"
42	28986	(_020" OS)					(lnot. 43)								239	34338			"Air Cleaner				Gasket
		Ring	Set			(Sld.)									241	35797			Air Cleaner				Collar
42	28987	Ring	Set			(.010" OS)									245	35065			Air Cleaner				Filter
42	28989	Ring	Set			(°020" OS)									250	35085			Air Cleaner				Cover
43	20381	Piston Pin Retaining									Ring				260	36420A			Blower		Housing						,
45	309639	CQnqecting					Rod Ass'y (ind.							46)	251	30200
																			screw,		t0-24			x 9/16'
46	32610A	Connecting					Rod		Boll						262	650831			Screw,		1/4-20			x 1/2"
48	27241
		Valve		Lifter											275	36473			Muffler		(lncl, 277)							.
50	36726
		Camshaft				(RCR)									277	650988			Screw,		t/4-20			x 2-5/t6
52	29914
		. Oil Pump				Ass'y			Gasket						285	35000A			Starter		Cup
69	35261	Moulittng				Flange									287	650926			Screw,		8-32 x 21/64"
70	34311D	Mounting				Flange			(Inci72			thru		83)	290	30705			FueJ Line
72	36083	OI1Drain				Plug									292	26460			Fue! Line			Clamp
75	27897	Oil Seal													298	28763		•	Screw,		10-32			x 35164"
80	30574A	Governor				Shaft									300	343698			Fuel Tank			(Inc!.			292		& 301)
8t	30590A	Washer													301	36246			Fuel Cap
82	30591	Governor				GearAss'y					(incl.		81)		305	35647			Oil Fill Tube
53	30588A	Governor				Spoot									306	34265		i * "O"-.Ring
86	650488	Screw,		t/4-20				x 1-1/4"							307	35499			"O"-RIng
89	611004	Flywheel				Key									309	650562			Screw, 10-32 x 1t2"
90	611112	Flywheel													310	35648			Dipstick
92	650815	Beflevi!te				Washer									313	34080			Spacer
93 _650816		Flywheel				Nut									370A	36261			Lubrication				Decal
100	34443A	Sotld	State				Ignition								3709	35167			Control		Decal
101	610118	Spark		Plug			Cover								370K	36695			Starter		Decal
103	651007	Screw, Tor'xT-15, t0-24										x 15/18"			380	632744			Carburetor				(lncl.		t84)
110	34961	Ground		Wire											390	590694			Rewind Starter						'
119	36437	"Cylinder				Head		Gasket							400	36475			Gasket		Set
120	36474	Cylinder				Head													(lncL	Items			Marked				"tn		Notes)
125	35471	Exhaus!			Valve			(Std.)			(fncl		151)		416	36085			Spark Arrestor					Kit
!25	36472	Exhaust			VaNe				151)										(lncl. 417)(Optional)
		(1t32"	OS)				(IncL								417	650760
125	29314B																		Screw,		8-32		x 3/8' (Optional)
		tntake Valve (Std.) (Incl, 151)																	RPM	High 2900					to 3200
12G	293t5C	Intake		Valve (I/32"						OS) (fncl., !51)									RPM Low			2450			to 2750
130	6021A	Screw,		5/16-18				x 1-!/2"
135	35395	Resistor				Spark		Plug		(RJ19LM)					(NOTE:		This	engine	could have been							built		with		590737
150	35991	Valve	Sprtng												starter,		Refer	to the design		of {he rope						pulley			strength
15'1 31673		Valve	Spring cap												ribs for		part Identiffcatlen.			Individual				starter				parts do			not

intem+hange )

NOTE: All component dimensions given tn US inches 1 Inch = 25 4 mm

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