Evinrude 1975 50 - 50542B, Cylinder & Crankcase - parts catalog

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Cylinder & Crankcase

(1975) - 50542B

Parts Diagram	##	Part #	Description	Qty	Notes
	0386894	0386894	Cylinder & crankcase assembly. not shown	1
	1	0304178	Dowel pin, bearing	2
	2	0314616	Stud, cylinder. to adapter	1
	3	0305070	Taper pin	1
	4	0308747	Screw, crankcase to cylinder	2
	5	0316988	Screw, lower main bearing	2
	6	0308742	Screw, crankcase to cylinder	8
	7	0308752	Screw, upper main bearing	2
	8	0133022	Screw	8
	9	0120255	Lock washer	8
	10	0308741	Screw, shift lever to shaft	1
	11	0307267	Screw, cylinder head	10
	12	0378065	Thermostat assembly	1
	13	0310058	Gasket, thermostat	1
	14	0316132	Grommet, valve	1
	15	0317653	Valve, pressure relief	1
	16	0315626	Spring, valve	1
	17	0315538	Gasket, cover to head	1
	18	0315541	Cover, cylinder head	1
	19	0300646	Screw, head cover	14
	20	0386941	Spark plug, ch L-77J4. alternate spark plug for sustained full throttle operationChampion UL-77V, part number 384771	2
	20	0386939	Spark plug, ac M40Ffx. alternate spark plug for sustained full throttle operationChampion UL-77V, part number 384771	2
	21	0376349	Ground strap	1
	22	0309846	Clamp, motor cable	2
	23	0310525	Pin, yoke to cam	1
	24	0308753	Screw, frame to crankcase	2
	25	0315868	Gasket, inner cover	1
	26	0315870	Exhaust cover, inner	1
	27	0315869	Gasket, outer cover	1
	28	0319459	Exhaust cover, outer	1
	29	0306778	Screw, exhaust cover, 1-3/8" long	14
	29	0303459	Screw, exhaust cover, 1-1/2" long	1
	30	0317714	Frame, crankcase	1
	31	0318205	Shoulder screw, shift lever	1
	32	0316037	Screw, throttle cam	1
	33	0204445	Washer, throttle cam	1
	34	0317670	Lift ring, cylinder	1
	35	0314515	Screw, lift ring	2
	36	0311015	Bushing, throttle cam	1
	37	0306407	Washer	1
	38	0302474	Washer	1
	39	0315204	Nut, stud	1
	40	0314098	Washer, throttle lever	1
	41	0318825	Lever, spark advance	1
	42	0314003	Bushing, spark lever	1
	43	0314094	Spring, throttle lever	1
	44	0320294	Lever, throttle control	1
	45	0314002	Bushing, throttle lever	1
	46	0314099	Washer, lever to cylinder	1
	47	0306396	Washer, advance screw	1
	48	0319835	Throttle cam	1
	49	0	Seal, cylinder to crankcase. cut from 50FT. roll, part N0O09044-cutting length 12-7/8"	2
	50	0319253	Fitting, crankcase	1
	51	0306337	Screw, idle adjustment	1
	52	0203688	Nut, adjustment screw	1
	53	0308993	Spring, adjustment screw	1
	54	0304753	Nut, spark advance	1
	55	0302474	Washer, rod & link	4
	56	0305650	Cotter pin	5
	57	0314125	Bushing, link	1
	58	0316101	Screw, spark advance	1
	59	0320536	Stop, idle adjustment	1
	60	0311415	Screw, idle stop	1
	61	0306387	Cotter pin, rod	2
62	0303304	Washer, rod retainer	2
63	0306376	Cotter pin, retainer	4
64	0300154	Washer, spark rod	4
65	0315104	Retainer, spark rod	2
66	0316038	Rod, spark advance	1
67	0316654	Wire retainer, lever	1
68	0303737	Screw, retainer	1
69	0308825	Screw, throttle stop	1
70	0314416	Bumper, advance screw	1
71	0316045	Yoke, throttle cam	1
72	0305513	Screw, throttle lever to cylinder	1
73	0314133	Rod, lever to cam	1
74	0318583	Pin, shift lever to shift rod	1
75	0553766	Spring washer, shoulder screw	1
76	0318197	Pin, link	2
77	0315081	Bushing, shoulder screw	1
78	0386686	Temperature switch	1
79	0303806	Tubing, insulation	1
80	0130524	Screw, frame to crankcase	1
81	0386844	Shift lever assembly, crankcase	1
82	0309040	Clamp, temperature. switch lead	1
83	0319454	Washer, shoulder screw	1
84	0310440	Clamp, cable	2
85	0318556	Lever, shift rod	1
86	0320298	Link, shift lever	1
87	0320302	Bushing, link to lever	1
88	0387474	Shift lever & bushing pkg	1
89	0321281	Bushing, shift lever. this is a flanged bushing. early production models with straight bushing use part N0O20302	1
90	0204757	Bow washer	1
91	0320535	Spring washer, shift lever	1
92	0316993	Clamp, trigger leads	1
93	0315539	Gasket, cylinder head	1
94	0315540	Cylinder head	1
95	0312708	Bushing, shift shaft lever	2
96	0385385	Powerhead gasket set less cylinder head	1

Parts catalog covers:
50542B

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