YS 120-NC Engine Parts -- Exploded View

#	CH Part #	Description	QTY	Price
1	YSE2152	Crankcase	1	128.50
2	YSE0505	Valve Cover	1	14.75
3	YSE0510	Valve Cover Gasket (available in set, YS2280)	1
4	YSE0515	Valve Cover Screws	2	1.50
5	YSE0520	Head Gasket	1	2.50
6	YSE2305	Cylinder Head	1	67.95
7	YSE2160	Intake Valve	1	21.50
8	YSE2165	Exhaust Valve	1	26.00
9	YSE2170	Valve Spring Set	2	7.25
10	YSE2175	Spring Retainer Set	2	7.25
11	YSE2180	Spring Retainer Clip	4	7.25
12	YSE0555	Rocker Arm Set	2	30.95
13	YSE0560	Tappet Adjusting Screw Set	2	6.25
14	YSE0565	Tappet Lock Nut	2	3.10
15	YSE0570	Rocker Arm Shaft	1	5.50
16	YSE0575	Rocker Arm Shaft Screw	1	1.50
17	YSE0580	E-Ring Set	2	2.50
18	YSE0585	Head Screws	5	4.75
19	YSE2310	Crankshaft	1	69.95
20	YSE0595	Cylinder Liner	1	43.25
21	YSE2195	Piston	1	44.95
22	YSE0605	Wrist Pin	1	8.50
23	YSE0610	Wrist Pin Retainer	2	3.10
24	YSE0615	Piston Ring	1	18.50
25	YSE0620	Connecting Rod	1	30.75
26	YSE2205	Back Plate	1	43.25
27	YSE2210	Disc Valve	1		Included in Back Plate Assembly
29	YSE2220	Rear Disc Valve Retainer	1		Included in Back Plate Assembly
30	YSE2225	Retainer Screw	1		Included in Back Plate Assembly
31	YSE0645	Back Plate Gasket (available in set, YS2280)
32	YSE0650	Back Plate Screws	6	4.75
33	YSE2230	Cam Gear Cover	1	5.10
34	YSE0660	Cam Gear Cover O-Ring (available in set, YS2285)	1
35	YSE2235	Cam Gear Cover Screws	2	4.25
36	YSE0670	Cam Gear	1	46.25
37	YSE0675	Cam Followers	2	12.25
38	YSE0680	Push Rods	2	13.95
39	YSE0685	Push Rod Covers	2	7.75
40	YSE0690	Push Rod Cover O-Ring (available in set, YS2285)	4
41	YSE0695	Front Bearing	1	12.25
42	YSE2240	Front Bearing Oil Seal	1	8.75
43	YSE0701	Rear Bearing	1	18.75
44	YSE0705	Cam Gear Bearing	2	12.95
45	YSE0710	Fuel Nipples	4	9.25
46	YSE0715	Regulator Body	1	33.95
47	YSE0195	Regulator Adjusting Screw	1	3.25
48	YSE0725	Regulator Adjusting Screw O-Ring (available in set, YS2285 below)	1
49	YSE0730	Diaphragm	1	3.10
50	YSE0176	Regulator Plunger	1	3.10
51	YSE0180	Plunger Spring	1	1.50
52	YSE0745	Regulator Gasket (available in set,YS2280)	1
53	YSE0750	Regulator Screws	2	1.50
54	YSE2315	Carburetor Body	1	35.95
55	YSE2320	Throttle Barrel	1	26.95
56	YSE0765	Needle Valve Available in Assembly Only	1		See Needle Valve Assembly Below
57	YSE0770	Needle Socket Available in Assembly Only	1		See Needle Valve Assembly Below
58	YSE0775	Needle Socket O-Ring	3	3.10
59	YSE0385	Needle Valve Detent	1		DISCONTINUED
60	YSE0380	Throttle Barrel Retainer Screw	2	2.50
61	YSE0785	Throttle Stop Screw	1	1.50
62	YSE0790	Throttle Stop Spring	1	1.50
63	YSE0200	Throttle Arm	2	5.50
64	YSE2260	Carburetor Gasket (available in set, YS2280)	1
65	YSE2265	Drive Washer (Discontinued. Replace with YSE2715. Will also need YSE2720)	1	17.25
	YSE2715	Drive Washer	1	17.25
	YSE2720	Drive Washer Retainer	1	4.95
66	YSE0820	Crankshaft Key (Discontinued. Replace withYSE2720)	1	3.10
67	YSE1220	Drive Washer Spacer	1	3.10
68	YSE0835	Intake Pipe	1	12.25
69	YSE0840	Intake Pipe O-Ring (available in set, YS2285)	4
70	YS1540	Wrist Pin Access Plug	1	4.75
71	YSE0830	Propeller Nut Set	2	7.75
72	YSE2270	Propeller Washer	1	2.25
73	YSE2275	Regulator Ballast NO LONGER AVAILABLE	1
74	YSE2325	Muffler Discontinued --- Replaced by #YSE4930 Muffler Also See Note below	1	36.25
	NOTE: YSE4925*	Muffler & Exhaust Pipe are also available as a set of Muffler, Pipe, & Lock Nuts	set	44.95
75	YSE0850	Discontinued, Use #76 Below or see Note above
76	YSE4345	Exhaust Pipe, replacing obsolete pipe	1	16.95
	YSE2280	Gasket Set	1	10.00
	YSE2285	O-Ring Set	1	17.25
	YSE2345	Carburetor Assembly	1	93.95
	YS0875	See Needle Valve Assembly Below	1
	YSE2295	Back Plate Assembly	1	73.50
	YSE2300	Cylinder Head Assembly	1	129.95
	YSE2350	DISCONTINUED See Muffler Assembly Note Above			See Muffler Assembly Note Above
	YSE2740	Needle Valve Assembly	1	28.95