Mercury 650 (4 CYL.) (2803562 THRU 3293183) Parts & Diagrams

🔎 Mercury 650 (4 CYL.) Reference Library — Exploded parts diagrams (17 diagrams), specifications, common issues, and maintenance checklist.

The Mercury 650 (4 CYL.) is a 4-Stroke, Inline 4-Cylinder, EFI, SOHC outboard motor. Suited for bay boats, pontoons, and center-console fishing boats requiring reliable mid-range power.

Quick Reference Specifications

Specification	Value
Engine Type	4-Stroke, Inline 4-Cylinder, EFI, SOHC
Horsepower	65 HP
Displacement	2100 cc
Bore x Stroke	90 mm x 81 mm
Spark Plug (Type & Gap)	NGK IZFR6F-11
Engine Oil Capacity	5.2 L (5.5 quart)
Recommended Engine Oil	Mercury FourStroke Oil 10W-30
Gear Case Oil Capacity	—
Idle Speed (in gear)	650 ± 25 RPM (in gear)
Full Throttle RPM Range	4500-5500
Fuel	Unleaded Gasoline, 87 Octane min.

Always verify specifications against your owner's manual for your specific serial number range.

Common Issues & Recommended Parts

Below are common maintenance scenarios for the Mercury 650 (4 CYL.):

Water Pump / Overheating: If the tell-tale stream is weak or absent, the water pump impeller likely needs replacement. Inspect annually or every 100 hours. → Recommended: Water Pump Impeller Kit
Engine Oil / Maintenance Light: 4-stroke engines require regular oil and filter changes. Use marine-grade oil rated for your engine. Change every 100 hours or annually. → Recommended: Oil Filter, Engine Oil
Fuel Injector Issues (EFI models): Rough idle or misfires may indicate clogged fuel injectors. Use fuel stabilizer and clean injectors periodically. → Recommended: Fuel Injector, Fuel Filter
Gear Case Oil Leak: Check lower unit seals if gear oil appears milky (water contamination). Replace seals and gaskets during lower unit service. → Recommended: Lower Unit Seal Kit, Drain Plug Gaskets
Anode Corrosion: Inspect sacrificial anodes regularly, especially in saltwater. Replace when 50% depleted to protect against galvanic corrosion. → Recommended: Zinc/Aluminum Anode Kit

Parts Diagrams & OEM Part Numbers

Expand the sections below to view detailed exploded parts diagrams and find the exact OEM replacement components for your Mercury 650 (4 CYL.).

▶BOTTOM COWL AND SHIFT LINKAGE (57 parts)

Ref	OEM Part #	Part Name
1	2115-3926A2	COWL, BOTTOM Comment: SERIAL #2869699-09999999
2	52862A2	DRIP TRAY ASSEMBLY, BOTTOM COWL
3	37940	PAD, SOUND - DRIP TRAY
4	37903	FLANGE, RUBBER - DRIP TRAY
5	10-35519	SCREW, DRIP TRAY TO BOTTOM COWL (1/2")
6	32-8M0108355	HOSE, DRIP TRAY TO BOTTOM COWL (8")
7	39616	BOOT, CONTROL CABLES - BOTTOM COWL Comment: SERIAL #2869699-09999999
8	23760	BAFFLE, BOTTOM COWL
9	10-52867	SCREW, BAFFLE TO BOTTOM COWL
10	37637	BOOT, FUEL CONNECTOR - BOTTOM COWL
11	37445	SUPPORT, WIRING HARNESS - BOTTOM COWL
12	10-69029	SCREW, WIRING HARNESS SUPPORT TO BOTTOM COWL (1 3/4")
13	11-8M0207775	NUT, WIRING HARNESS SUPPORT SCREW
14	32-8M0108355	HOSE, TELL TALE - EXHAUST COVER TO BOTTOM COWL (16")
15	52889	NOZZLE, TELL TALE HOSE TO BOTTOM COWL
15A	22-996642	ELBOW, TELL TALE HOSE TO EXHAUST COVER
16	10-35519	SCREW, TELL TALE NOZZLE TO BOTTOM COWL (1/2") Comment: SERIAL #2869699-09999999
17	27-47257	GASKET, POWERHEAD TO EXHAUST EXTENSION PLATE
18	56306A2	PLATE ASSEMBLY, EXHAUST EXTENSION
19	26-38970	SEAL, RUBBER - WATER INLET TUBE
20	38448	RETAINER, WATER TUBE SEAL
21	10-69069	SCREW, RETAINER TO EXTENSION PLATE (3/4")
22	10-24226	SCREW, EXTENSION PLATE TO DRIVE SHAFT HOUSING (1 1/4")
23	11-8M0207775	NUT, EXHAUST EXTENSION PLATE SCREW
24	27-48801	GASKET, EXHAUST EXTIONSION PLATE TO DRIVE SHAFT HOUSING
25	37918	SEAL, EXHAUST EXTENSION PLATE
26	99358	STRIP, RETAINING - EXHAUST EXTENSION PLATE SEAL
27	10-37571	SCREW, SEAL AND STRIP TO EXHAUST EXTENSION PLATE (1/2")
28	60304A54	SHIFT SHAFT ASSEMBLY, UPPER (LONG SHAFT)
29	93960A1	COUPLING, SHIFT SHAFT
30	23-26600	BUSHING, NYLON - UPPER SHIFT SHAFT
31	73402	LINK ROD ASSEMBLY
32	12-24664	WASHER, LINK ROD (SHIFT LEVER END)
33	13-29720	WASHER, WAVE - LINK ROD
34	52732A6	BRACKET ASSEMBLY, ANCHOR CONTROL CABLES Comment: SERIAL #2803562-#2869698
35	49935	CAP, BRASS BARREL OF THROTTLE CABLE Comment: SERIAL #2803562-#2869698
36	49932A1	LEVER ASSEMBLY, CONTROL CABLE LOCKING - ANCHOR BRACKET Comment: SERIAL #2803562-#2869698
37	24-37911	SPRING, CONTROL CABLE LOCKING LEVER Comment: SERIAL #2803562-#2869698
38	17-239281	PIN, ROLL - CONTROL CABLE LOCKING LEVER Comment: SERIAL #2803562-#2869698
39	24-38472	SPRING, CONTROL CABLE TENSION - ANCHOR BRACKET Comment: SERIAL #2803562-#2869698
40	52732A6	BRACKET, ANCHOR - CONTROL CABLES SERIAL AND UP Comment: SERIAL #2869699-09999999
41	39519	CAP, RETAINER - ANCHOR BRACKET Comment: SERIAL #2869699-09999999
42	87609A1	LEVER, NYLON - SHIFT CABLE LOCKING Comment: SERIAL #2869699-09999999
43	17-47175	PIN, LOCKING LEVER AND COVER FASTENING Comment: SERIAL #2869699-09999999
44	39667	COVER, NYLON - SHIFT CABLE Comment: SERIAL #2869699-09999999
45	39536	LINK, LOCKING LEVER TO COVER Comment: SERIAL #2869699-09999999
46	10-35386	SCREW, ANCHOR BRACKET TO CYLINDER BLOCK (1")
47	24-20099	SPRING, LINK ROD TO GUIDE BLOCK
48	37896	GUIDE BLOCK, LINK ROD
49	52100	WEAR PLATE, LINK ROD
50	8M0036768	LATCH, CONTROL CABLE FASTENING - ANCHOR BRACKET
51	12-69056	WASHER, CONTROL CABLE LATCH LINK ROD
52	11-826709109	NUT, LINK ROD
53	46933A1	GROUND STRAP ASSEMBLY, CRANKCASE TO BOTTOM COWL
54	46933A2	GROUND STRAP ASSEMBLY, DRIVE SHAFT HOUSING TO BOTTOM COWL
55	10-62568	SCREW, GROUND STRAP ATTACHING (3/8")
56	13-69432	WASHER, GROUND STRAP SCREW

▶CARBURETOR ASSEMBLY (21 parts)

Ref	OEM Part #	Part Name
--	1395-92621	REPAIR PARTS KIT (1 PER CARBURETOR)
1	1335-4027	CARUBERTOR ASSEMBLY, COMPLETE (KC-15A)
2	1395-8673	FLOAT ASSEMBLY
6	1395-92581	INLET NEEDLE, SEAT AND GASKET
9	1399-1133	COVER, FLOAT BOWL
10	10-52195	SCREW, FLOAT BOWL COVER (SHORT)
11	10-52196	SCREW, FLOAT BOWL COVER (LONG)
12	13-26995	LOCKWASHER, FLOAT BOWL COVER SCREWS
14	1399-3938	SCREEN, FILTER
16	1399-4791A1	COVER, STRAINGER (LOWER CARBURETOR)
18	10-25822	SCREW, STRAINER COVER FASTENING
19	1395-6027	SCREW, THROTTLE STOP LEVER
20	8146791	LEVER, THROTTLE STOP (SEE NOTE BELOW)
21	1399-2012	SHAFT, THROTTLE
25	1399-3401	SHUTTER, THROTTLE
27	1399-4209	SCREW, IDLE ADJUSTMENT
28	10-28405	SCREW, PLUG - MAIN FUEL JET CHANNEL
30	1399-1457	JET, MAIN FUEL (.057)
33	10-28846	SCREW, PLUG - MAIN NOZZLE
36	27-31402	GASKET, CARBURETOR FLANGE
37	11-29250	NUT, CARBURETOR MOUNTING STUD

▶CARBURETOR LINKAGE AND CHOKE SOLENOID (33 parts)

Ref	OEM Part #	Part Name
1	89-889274	CHOKE SOLENOID
2	13-26996	LOCKWASHER, HARNESS LEAD TO CHOKE SOLENOID
3	11-68219	NUT, WIRE HARNESS LEAD TO CHOKE SOLENOID
4	10-25299	SCREW, CHOKE SOLENOID ATTACHING (3/4")
5	13-8M0204647	LOCKWASHER, CHOKE SOLENOID ATTACHING SCREW
6	54283A5	PLUNGER AND LINK ASSMBLY Comment: SERIAL #2869699-09999999
7	12-30164	WASHER, PLUNGER AND LINK
8	18-26953	COTTER PIN, LINK TO UPPER CHOKE LEVER
9	74371	CLUSTER, THROTTLE LEVER
10	1395-6027	SCREW, CLUSTER TO THROTTLE LEVER
11	1335-4027	CARBURETOR ASSEMBLY, COMPLETE
12	53649A2	THROTTLE PICK-UP BRACKET ASSEMBLY
13	28-89694	INSERT, THROTTLE PICK-UP BRACKET
14	10-53651	SCREW, THROTTLE BRACKET MOUNTING (1")
16	23-32427	SPACER, CHOKE ROD SPRING STUD
17	11-8M0207775	NUT, CHOKE ROD SPRING TO CARBURETOR STUD
18	24-37678	SPRING, TENSION - CHOKE ROD
19	90242A1	KNOB, CHOKE ROD
20	25-20116	GROMMET, CHOKE ROD
21	56194	CABLE, CHOKE KNOB TO CHOKE ROD
22	10-69022	SCREW, LINK TO CHOKE KNOB
23	18-26953	COTTER PIN, LINK TO CHOKE KNOB
24	13-26996	LOCKWASHER, LINK SCREW AND PIN
25	56195	ROD, CHOKE
26	17-25391	RIVET, CHOKE SHUTTER TO CHOKE ROD
27	47804	SHUTTER, CHOKE - CARBURETOR
28	16-69036	STUD, CARBURETOR - CHOKE SHUTTER PIVOT (1 3/8")
29	12-30164	WASHER, CHOKE SHUTTER TO CARBURETOR STUD
30	11-20110	NUT, CHOKE SHUTTER TO CARBURETOR STUD
31	35-56197	SCREEN, FILTER - CARBURETOR
32	16-69037	STUD, FILTER SCREEN TO CARBURETOR (1 1/8")
33	12-30164	WASHER, CARBURETOR SCREEN STUD
34	11-20110	NUT, CARBURETOR SCREEN STUD

▶CLAMP AND SWIVEL BRACKET ASSEMBLY (59 parts)

Ref	OEM Part #	Part Name
--	11-8M0207775	NUT, LOWER SHOCK PIN SCREW -LONG SHAFT
1	1440-8394A1	CLAMP BRACKET ASSEMBLY
2	28403A3	THUMB SCREW ASSEMBLY
3	12-28404	WASHER, THUMB SCREW
4	8M0041936	TUBE, TILT - CLAMP BRACKET TO SWIVEL BRACKET
5	12-52864	WASHER, CLAMP BRACKET TILT TUBE
6	11-858869	NUT, TILT TUBE FASTENING
7	53078	CAP, PLASTIC - TILT TUBE
8	23-59624	SPACER, CLAMP BRACKET STUD
9	16-59625	STUD, CLAMP BRACKET
10	13-8M0204647	LOCKWASHER, CLAMP BRACKET STUD
11	11-22053	NUT, CLAMP BRACKET STUD
12	17-8M0026068	TILT LOCK PIN ASSEMBLY
13	32-28052	SLEEVE, RUBBER - TILT LOCK PIN BUMPER
14	10-68299	BOLT, CLAMP BRACKET TO BOAT TRANSOM (UPPER)
15	12-68300	WASHER, CLAMP BRACKET BOLT (UPPER)
16	11-82670912	NUT, CLAMP BRACKET BOLT
17	55-28416	PIN, UPPER SHOCK MOUNTING
18	1482-6386A4	SWIVEL BRACKET ASSEMBLY (LONG SHAFT)
19	26-37448	OIL SEAL, SWIVEL BRACKET
20	10-47828	SCREW, DRIVE - SWIVEL BRACKET
21	22-69059	FITTING, GREASE
22	19-77633Q	LUBRICAP, SWIVEL BRACKET GREASE FITTING
23	76386	TILT LOCK ASSEMBLY, STARBOARD
24	76385T	TILT LOCK ASSEMBLY, PORT
25	47802	TUBE, TILT LOCK
26	18-47959	COTTER PIN, TILT LOCK TUBE
27	23-47803	BUSHING, TILT LOCK TUBE
28	13-69150	WASHER, WAVE - TILT LOCK TUBE
29	17-49840A1	SWIVEL PIN AND STEERING ARM ASSEMBLY (LONG SHAFT)
30	28203	BUMPER, STEERING ARM
31	10-30453	BOLT, STEERING ARM TO UPPER MOUNT
32	11-8M0204653	NUT, STEERING ARM BOLT FASTENING
33	12-37429	WASHER, SWIVEL PIN - LOWER (TOP WASHER OPTIONAL)
34	10-31830	SCREW, RIDE-GUIDE ATTACHING (1 3/4")
35	11-8M0204726	NUT, RIDE-GUIDE ATTACHING SCREW
36	38-56267	SERIAL PLATE
37	26512	SCREW, DRIVE - SERIAL PLATE TO SWIVEL BRACKET
38	17-25598	PIN, REVERSE LOCK SPRING ATTACHING
39	28205T	STRAP STOP, DRIVE SHAFT HOUSING TO SWIVEL BRACKET
40	10-28200	SCREW, STRAP STOP TO DRIVE SHAFT HOUSING (2 7/8")
41	11-25269	NUT, STRAP STOP FASTENING SCREW
42	73984T	YOKE, BOTTOM
43	11-37424	NUT, SWIVEL PIN RETAINING
44	55-28414	PIN, LOWER SHOCK MOUNTING- LONG SHAFT
45	24-29821	SPRING, REVERSE LOCK TENSION
46	87431	REVERSE LOCK ASSEMBLY
47	56349	SHAFT, REVERSE LOCK PIVOT
48	18-45882	COTTER PIN, REVERSE LOCK TO SHAFT
49	23-28199	SPACER, UPPER SHOCK BUSHING TO CLAMP BRACKET
50	12-28196	WASHER, UPPER BUSHING RETAINER (INNER0
51	12-59378	WASHER, LOWER BUSHING RETAINER (INNER)
52	55-58780A7	SHOCK ABSORBER
53	23-32171	BUSHING, RUBBER - SHOCK ABSORBER (UPPER)
54	23-28198	BUSHING, RUBBER - SHOCK ABSORBER (LOWER)
55	12-8M0204648	WASHER, UPPER AND LOWER BUSHING RETAINERE (OUTER)
56	10-69375A1	SCREW, UPPER AND LOWER SHOCK MOUNTING PIN (3/4")
57	70679	COVER, UPPER AND LOWER SHOCK MOUNTING PIN
58	10-37655	SCREW, COVER TO SHOCK ABSORBER (1/2")

▶COWLING AND FRONT COVER (15 parts)

Ref	OEM Part #	Part Name
--	92-86166Q1	GLUE, ADHESIVE - SOUND BLANKET FASTENING
1	2182-7927A8	COWL FRONT COVER ASSEMBLY Comment: SERIAL #2997339-09999999
2	56849	KNOB, COWL FRONT COVER FASTENING
3	12-30771	WASHER, COVER FASTENING KNOB (RUBBER)
4	12-59572	WASHER, COVER FASTENING KNOB (STEEL)
5	24-30772	SPRING, TENSION - COVER FASTENING KNOB
6	17-29077	ROLL PIN, TENSION SPRING TO KNOB
7	38674	BLANKET, SOUND ABSORBING - FRONT COVER
8	31095	STRIP, SOUND - LOWER SECTION
9	35552	SEAL, SOUND - UPPER SECTION
10	53334	SEAL, SOUND - TOP
11	2119-3248A3	WRAP AROUND COWL ASSEMBLY
12	46785A1	COWL LATCH ASSEMBLY
13	30413	HOOK, COWL LATCH FASTENING
14	31935	BLANKET, SOUND ABSORBING - WRAP AROUND COWL

▶CRANKSHAFT, PISTON AND CONNECTING ROD (33 parts)

Ref	OEM Part #	Part Name
--	39-45205A12	RING, PISTON (.015)
1	418-3249A3	CRANKSHAFT ASSEMBLY
2	30-62567T	BEARING, BALL - UPPER
3	30-63742T	BEARING, BALL - LOWER
4	54196A6	CARRIER ASSEMBLY, "O" RING Comment: SERIAL #2997339-09999999
5	25-35126	"O" RING, CARRIER
6	28-45554	KEY, FLYWHEEL DRIVE
7	533-2761A5	MAIN BEARING ASSEMBLY (VALVE TYPE)
8	17-20032	DOWEL PIN, MAIN BEARING
9	17-65855	DOWEL PIN, REED STOP
10	10-45775	SCREW, MAIN BEARING CLAMPING
11	11-45774	NUT, MAIN BEARING CLAMPING SCREW
12	34-45506A1	REED SET, MATCHED - MAIN BEARING
13	34-64632	REED STOP, MAIN BEARING REED VALVES
14	10-77280	SCREW, REED STOP MOUNTING Comment: SERIAL #2873738-09999999
15	11-20110	NUT, REED STOP MOUNTING SCREW Comment: SERIAL #2873738-09999999
16	531-1884A3	CENTER MAIN BEARING ASSEMBLY
17	17-20032	DOWEL PIN, CENTER MAIN BEARING
18	29-714221	BEARING, NEEDLE
19	26113T	RACE, OUTER (PAIR)
20	53-26933	RING, SNAP - OUTER RACE CLAMPING
21	10-22968	SCREW, CENTER MAIN BEARING CLAMPING
22	11-8M0207775	NUT, MAIN BEARING CLAMPING SCREW
23	17-31245	DOWEL PIN (STEPPED)
24	739-3284A2	PISTON AND PISTON PIN ASSEMBLY
25	40-45740	LOCK RING, PISTON PIN
26	39-45153A12	RING, PISTON
27	617-2768A3	CONNECTING ROD AND CAP ASSEMBLY
28	10-54803	SCREW, CAP TO CONNECTING ROD
29	11-20061	NUT, CONNECTING ROD SCREW
30	29-47897	BEARING, NEEDLE - CRANKPIN
31	39565	BEARING, NEEDLE - PISTON PIN
32	12-45741	WASHER, NEEDLE LOCATING

▶CYLINDER BLOCK AND CRANKCASE ASSEMBLY (53 parts)

Ref	OEM Part #	Part Name
1	1128-3367A1	END CAP ASSEMBLY, UPPER
2	26-41953	OIL SEAL
3	25-31305	"O" RING
4	15-31283A1	SHIM, UPPER END CAP TO CRANKCASE (.002-3-5-10)
5	10-30225	SCREW, UPPER END CAP MOUNTING
6	834-3997A3	CYLINDER BLOCK AND CRANKCASE ASSEMBLY
7	17-20032	DOWEL PIN, CYLINDER BLOCK TO MAIN BEARING
8	17-43044	DOWEL PIN, CRANKCASE TO CYLINDER BLOCK
9	22-328022	PLUG, PIPE - WATER PRESSURE HOSE (CYLINDER BLOCK)
10	16-64936	STUD, CARBURETOR MOUNTING (1 3/16")
11	16-64281	STUD, CRANKCASE TO DRIVE SHAFT HOUSING (1 7/8")
12	16-26134	STUD, CYLINDER BLOCK TO DRIVE SHAFT HOUSING (4 1/16")
13	16-48770	STUD, CYLINDER BLOCK TO DRIVE SHAFT HOUSING (3 9/16")
14	10-21449	SCREW, CRANKCASE TO CYLINDER BLOCK (2")
15	10-33008	SCREW, CRANKCASE AND STARTER MOTOR BRACKET TO CYLINDER BLOCK
16	12-26825	WASHER, CRANKCASE AND STARTER MOTOR BRACKET SCREW
17	53-78201	BRACKET, GROUND STRAP TO CRANKCASE
18	10-62568	SCREW, GROUND STRAP TO BRACKET
19	12-20084	WASHER, GROUND STRAP AND CRANKCASE SCREW
20	11-29250	NUT, CRANKCASE TO CYLINDER BLOCK SCREW
21	10-53904	SCREW, MAIN BEARING LOCKING
22	14-20091	TAB WASHER, BEARING LOCKING SCREW
23	10-20359	SCREW, CENTER MAIN BEARING LOCKING
24	1126-3369A2	END CAP ASSEMBLY, LOWER
25	21-42657A3	CHECK VALVE ASSEMBLY, END CAP
26	26-41953	OIL SEAL, UPPER
27	25-20081	"O" RING
28	15-20085A1	SHIM, LOWER END CAP (.002-3-5-10)
29	10-30225	SCREW, LOWER END CAP MOUNTING
30	32-8M0108355	TUBE, BALANCE - MAIN BEARING
31	22-996642	ELBOW, BALANCE TUBE TO MAIN BEARING
32	54-20387	CLAMP, LOWER BLEED HOSE
33	22-53491	TEE, BLEED AND BALANCE HOSE TO CYLINDER BLOCK
34	32-9912688	HOSE, CYLINDER BLEED - LOWER (20")
35	27-37449	GASKET, CYLINDER BLOCK TO BAFFLE PLATE
36	37447	PLATE, BAFFLE PLATE TO MANIFOLD COVER
37	27-37414	GASKET, BAFFLE PLATE TO MANIFOLD COVER
38	46298	COVER, EXHAUST MANIFOLD
39	10-38837	SCREW, BAFFLE PLATE AND COVER MOUNTING (1 1/8")
40	27-33015	GASKET, CYLINDER BLOCK COVER
41	1012-2445	COVER, CYLINDER BLOCK
42	10-56500	SCREW, CYLINDER BLOCK COVER MOUNTING (1 1/4")
43	11-8M0207775	NUT,M COVER MOUNTING SCREW
44	27-31304	GASKET, TRANSFER PORT COVER
45	31288	COVER, TRANSFER PORT
46	10-20540	SCREW, TRANSFER PORT COVER TO CYLINDER BLOCK (5/8")
47	37440	BRACKET, MOUNT SUPPORT - CYLINDER BLOCK
48	10-35386	SCREW, BRACKET TO CYLINDER BLOCK (1")
49	22-62365A1	CHECK VALVE ASSEMBLY, UPPER - BLEED HOSE
50	21-28481A1	CHECK VALVE ASSEMBLY
51	32-9912688	HOSE, CYLINDER BLEED - UPPER (9 1/2")
52	22-67902	CONNECTOR, UPPER - BLEED HOSE
53	54-20387	CLAMP, BLEED HOSE TO CHECK VALVE AND CONNECTOR

▶DISTRIBUTOR ADAPTOR AND VERTICAL LINKAGE (53 parts)

Ref	OEM Part #	Part Name
1	393-3736A79	HOUSING ASSEMBLY, DISTRIBUTOR
2	32197	STOP, SPARK ADVANCE - DISTRIBUTOR HOUSING
3	17-27962	PIN, ANCHOR SPRING - DISTRIBUTOR HOUSING
4	24-27944	SPRING, HORSESHOE - DISTRIBUTOR HOUSING
5	12-53540	WASHER, ECONOMIZER COLLAR - DISTRIBUTOR HOUSING
6	55804A1	ECONOMIZER COLLAR ASSEMBLY
7	17-27961	PIN, ECONOMIZER COLLAR - SPRING RETAINER
8	22-25094	FITTING, GREASE - ECONOMIZER COLLAR
9	27947	SWIVEL, LINKAGE - ECONOMIZER COLLAR
10	25996A1	SWIVEL AND LINK ROD ASSEMBLY
11	11-25168	NUT, UPPER LINK ROD ADJUSTING
12	37588	ROD, LINK - UPPER
13	27948	SWIVEL, UPPER LINK ROD TO THROTTLE CONTROL LEVER
14	48562	LEVER, THROTTLE CONTROL
15	13-25806	WASHER, WAVE - THROTTLE CONTROL LEVER
16	12-8M0204649	WASHER, THROTTLE CONTROL LEVER SWIVEL
17	11-8267089	NUT, UPPER LINK ROD TO THROTTLE CONTROL LEVER
18	10-31830	SCREW, THROTTLE LEVER TO EXHAUST COVER (1 3/4")
19	12-8M0042641	WASHER, THROTTLE CONTROL LEVER SCREW
20	23-45818	BUSHING, THROTTLE CONTROL LEVER SCREW
22	37587	SWIVEL, LOWER - THROTTLE CONTROL LEVER TO THROTTLE CABLE
23	11-8267089	NUT, THROTTLE CABLE TO LOWER SWIVEL
24	48306	PLATE, THROTTLE ACTUATOR
25	10-23702	SCREW, ADJUSTING - THROTTLE ACTUATOR
26	11-68219	NUT, THROTTLE ACTUATOR ADJUSTING SCREW
27	48039	CAP, NYLON - THROTTLE ACTUATOR ADJUSTING SCREW
28	10-32228	SCREW, THROTTLE ACTUATOR PLATE TO ECONOMIZER COLLAR (5/8")
29	12-847883	WASHER, THROTTLE ACTUATOR PLATE FASTENING SCREW
30	13-26996	LOCKWASHER, THROTTLE ACTUATOR PLATE FASTENING SCREW
31	12-46246	WASHER, ADAPTOR - DISTRIBUTOR HOUSING
32	66165A2	ADAPTOR ASSEMBLY, DISTRIBUTOR
33	22-25094	FITTING, GREASE - DISTRIBUTOR ADAPTOR
34	10-78841	SCREW, DISTRIBUTOR HOUSING TO CRANKCASE (1 1/2")
35	12-20084	WASHER, DISTRIBUTOR HOUSING SCREW
36	11-22053	NUT, DISTRIBUTOR HOUSING SCREW
37	55805	BRACKET, STOP
38	10-28636	SCREW, STOP BRACKET TO DISTRIBUTOR ADAPTOR (3/4")
39	12-20533	WASHER, STOP BRACKET FASTENING SCREW
40	10-24228	SCREW, STOP BRACKET ADJUSTING (1 7/8")
41	11-20890	NUT, STOP BRACKET ADJUSTING SCREWS
42	52023	CAP, NYLON - STOP BRACKET ADJUSTING SCREWS
43	12-27939	WASHER, DISTRIBUTOR HOUSING
44	14-27960	TAB WASHER, ADAPTOR CAP FASTENING
45	13-27959	WASHER, WAVE - DISTRIBUTOR BALL BEARING TENSION
46	54567	CAP, DISTRIBUTOR HOUSING
47	23-57185	SPACER, DRIVE PULLEY
48	29906A1	DRIVEN PULLEY ASSEMBLY
49	17-29908	PIN, ROLL - FLANGE LOCATING
50	29907	FLANGE, DRIVEN PULLEY
51	28-29910	KEY, DISTRIBUTOR DRIVER
52	12-38832	WASHER, PULLY CLAMPING SCREW Comment: SERIAL #2803562-#2874263
53	10-68554	SCREW, PULLING CLAMPING Comment: SERIAL #2997339-09999999
54	20140	BELT, TIMING

▶DISTRIBUTOR HOUSING AND ROTOR (38 parts)

Ref	OEM Part #	Part Name
--	8M0084600	CONNECTOR, SPARK PLUG LEAD
1	30-20066	BALL BEARING, DISTRIBUTOR HOUSING (UPPER)
2	11-54209	NUT, ROTOR SHAFT TO DISTRIBUTOR HOUSING
3	23-53539	SLEEVE, ROTOR SHAFT
4	393-3736A79	HOUSING ASSEMBLY, DISTRIBUTOR
5	53417	GROUND STRAP ASSEMBLY, DISTRIBUTOR TO CRANKCASE
6	10-62568	SCREW, GROUND STRAP ATTACHING (3/8")
7	58807A1	FLAME ARRESTOR ASSEMBLY, DISTRIBUTOR HOUSING Comment: SERIAL 02997339-09999999
8	15-55853	SHIM, BEARING TO DISTRIBUTOR HOUSING
9	30-26379	BALL BEARING, DISTRIBUTOR HOUSING (LOWER)
10	15-21148A1	SHIM, BEARING TO SPACER
11	23-53538	SPACER, ROTOR SHAFT
12	53-26406	RING, RETAINING - BALL BEARING TO DISTRIBUTOR HOUSING
13	393-3236	DISC, ROTOR
14	393-4370	ROTOR, DISTRIBUTOR Comment: SERIAL #2997339-09999999
15	54-59588	CLAMP, DISTRIBUTOR CAP TO DISTRIBUTOR HOUSING
16	10-54281	SCREW, DISTRIBUTOR CAP CLAMP (1")
17	11-26768	NUT, DISTRIBUTOR CAP CLAMP SCREW
18	32-8M0108355	HOSE, VENT - DISTRIBUTOR TO ELBOW (9") Comment: SERIAL #2803562-02874263
19	22-31521	ELBOW, VENT HOSE TO BOTTOM COWL Comment: SERIAL #2803562-02874263
20	84-821945A4	HIGH TENSION CALBE ASSEMBLY, DISTRIBUTOR CAP TO COIL
21	25-26547	GROMMET, HIGH TENSION CABLE
22	332-2854T01	BOOT, HIGH TENSION CABLE TO COIL
23	85-94589	SLEEVE, HIGH TENSION CABLE
24	32-46398	SLEEVE, (LEADS 1, 2, 3, 4) - (3/4")
25	45391	SPACER, IGNITION WIRE
26	27-55896	GASKET, DISTRIBUTOR CAP TO DISTRIBUTOR HOUSING
27	393-3726A10	DISTRIBUTOR CAP ASSEMBLY
28	393-1293A1	BRUSH AND SPRING ASSEMBLY
29	58807A1	FLAME ARRESTOR ASSEMBLY, DISTRIBUTOR CAP Comment: SERIAL #2997339-09999999
30	63319	RETAINER, HIGH TENSION LEADS
31	10-46378	SCREW, HIGH TENSION LEAD RETAINER (1")
32	11-20013	NUT, HIGH TENSION RETAINER SCREW
33	33-896329827	SPARK PLUG (AC V-40FFM)
34	84-813715A1	SPARK PLUG LEAD ASSEMBLY #1, #2, #3 AND #4 Comment: ORDER A-36549A1 KIT FRO REPLACEMENT OF LEAD WIRE MARKERS
35	85-63709A1	PROTECTOR, SPARK PLUG LEAD
36	32-46768	SLEEVE, SPARK PLUG LEAD (LEADS 1, 2, 3, 4)
37	85-94589	SLEEVE, SPARK PLUG LEAD TO DISTRIBUTOR

▶DRIVE SHAFT HOUSING ASSEMBLY (51 parts)

Ref	OEM Part #	Part Name
-	25-92012	GROMMET, PLASTIC - TRIM COVER SCREW Comment: SERIAL #2869699-09999999
1	1551-3918A3	DRIVE SHAFT HOUSING ASSEMBLY (LONG SHAFT)
2	16-56295	STUD, DRIVE SHAFT HOUSING TO GEAR HOUSING (2 11/16")
3	19-824928001	PLUG, PLASTIC - TRIM TAB SCREW HOLE
4	10-48409	SCREW, RETAINING STRIP TO DRIVE SHAFT HOUSING (5/8")
5	10-48408	SCREW, RETAINING STRIP TO DRIVE SHAFT HOUSING (1/2")
6	37417	COVER, TRIM - DRIVE SHAFT HOUSING
7	10-57807	SCREW, TRIM COVER TO BOTTOM COWL (3/4") Comment: SERIAL #2869699-09999999
8	37919	SEAL, TRIM COVER TO DRIVE SHAFT HOUSING
9	37665	STRIP, RETAINING - TRIM COVER SEAL (SIDE)
10	38052	STRIP, RETAINING - TRIM COVER SEAL (REAR)
11	32-37438	TUBE, WATER INLET (LONG SHAFT)
12	38470	TUBE, EXHAUST (LONG SHAFT)
13	10-38601	SCREW, EXHAUST TUBE TO EXHAUST EXTENSION PLATE (5/8")
14	11-35888	NUT, EXHAUST TUBE SCREW
15	11-23161	NUT, POWERHEAD STUDS
16	11-8M0204726	NUT, POWERHEAD STUDS
17	12-20086	WASHER, POWERHEAD STUDS
18	27-48801	GASKET, EXHAUST EXTENSION PLATE TO DRIVE SHAFT HOUSING
19	52887	GUIDE, PUSH ROD - REVERSE LOCKING
20	47558	ROD, PUSH - REVERSE LOCK (LONG SHAFT)
21	11-69254	NUT, JAM - PUSH ROD
22	47559	YOKE, PUSH ROD
23	24-78203A2	PIN, PUSH ROD TO REVERSE LOCK
24	18-25191	COTTER PIM, PUSH ROD PIN
25	37396	MOUNT, RUBBER - UPPER
26	26218	COVER, UPPER MOUNT - OUTSIDE HALF
27	57931	COVER, UPPER MOUNT - INSIDE HALF Comment: SERIAL #2869699-09999999
28	24929	PACKING, "U" CUP
29	10-20012	SCREW, UPPER MOUNT COVER (1 5/8")
30	10-28775	SCREW, UPPER MOUNT COVER (2 1/8")
31	12-8M0204649	WASHER, UPPER MOUNT COVER SCREW
32	11-35888	NUT, UPPER MOUNT COVER SCREW
33	12-30515	WASHER, UPPER MOUNT BOLT
34	12-47894	WASHER, RUBBER - UPPER MOUNT BOLT
35	12-30514	WASHER, UPPER MOUNT BOLT
36	11-8M0204653	NUT, UPPER MOUNT BOLT
37	37397	MOUNT, RUBBER - LOWER
38	10-75284	SCREW, UPPER MOUNT (5 1/2")
39	11-25096	NUT, MOUNT SCREW
40	25067	BUMPER, RUBBER - MOUNTING SCREW
41	11-8M0204653	NUT, GEAR HOUSING AND DRIVE SHAFT HOUSING STUDS
42	12-45176	WASHER, GEAR HOUSING TO DRIVE SHAFT HOUSING STUDS
43	11-29489	NUT, GEAR HOUSING AND DRIVE SHAFT HOUSING STUDS
44	12-45176	WASHER, GEAR HOUSING TO DRIVE SHAFT HOUSING STUDS
45	35608	CLAMP, LOWER MOUNT TO DRIVE SHAFT HOUSING
46	24-35522	SPRING, TENSION - LOWER MOUNT CLAMP
47	10-29256	SCREW, LOWER MOUNT CLAMP TO DRIVE SHAFT HOUSING (7/8")
48	35474T	COVER, LOWER MOUNT CLAMP
49	11-35521	NUT, LOWER MOUTN CLAMP COVER
50	10-29722	SCREW COVER TO LOWER CLAMP MOUNT

▶FLYWHEEL ASSEMBLY AND STATOR (17 parts)

Ref	OEM Part #	Part Name
1	19-45907	PLUG, FLYWHEEL PULLER THREADS
2	11-8M0214915	NUT, FLYWHEEL
3	12-33001	WASHER, FLYWHEEL NUT
4	28-45554	KEY, FLYWHEEL DRIVE
5	225-2494A15	FLYWHEEL ASSEMBLY, COMPLETE Comment: SERIAL #3149067-09999999
6	10-32417	SCREW, FLEXIBLE PLATE TO FLYWHEEL
7	10-68997	SCREW, PLATE AND HUB TO FLEXIBLE PLATE
8	17-26618	PIN, DOWEL - PULLEY TO FLYWHEEL
9	29788	FLANGE, FLYWHEEL PULLEY
10	30306	PULLEY, FLYWHEEL
11	29787	HUB, FLYWHEEL PULLEY
12	398-4792	STATOR, ALTERNATOR
13	30050	TERMINAL, STATOR LEAD WIRE
14	10-57021	SCREW, STATOR TO UPPER END CAP (7/8")
15	54-22740	CLIP, STATOR LEAD TO UPPER END CAP
16	10-35519	SCREW, STATOR LEAD CLIP FASTENING (1/2")
17	8M0084613	"D" WASHER, CLUP FASTENING SCREW

▶FUEL PUMP AND FUEL LINE ASSEMBLY (25 parts)

Ref	OEM Part #	Part Name
1	56677A6	FUEL PUMP ASSEMBLY
2	21-30430A4	CHECK VALVE ASSEMBLY
3	56678A1	DIAPHRAGM KIT
7	23004	RETAINER, CHECK VALVE
8	10-43725	SCREW, RETAINER TO HOUSING
9	56680	COVER, FUEL PUMP
10	10-73013	SCREW, PUMP MOUNTING (1 1/2")
11	10-30273	SCREW, PUMP MOUNTING (1 7/8")
12	32-33154A1	FUEL LINE ASS'Y, PUMP TO CARBURETOR (19 1/4")
13	22-8M0123050	ELBOW (45 ), CARBURETOR
14	22-30174	ELBOW, FUEL PUMP OUTLET
15	22-30175	SLEEVE, FUEL PUMP OUTLET ELBOW
16	22-30177	NUT, FUEL PUMP OUTLET ELBOW
17	32-30176	FUEL LINE, ADAPTOR TO FUEL PUMP INLET (18")
18	22-30468	CONNECTOR, FUEL INLET
19	22-30175	SLEEVE, FUEL PUMP INLET ELBOW
20	22-30177	NUT, FUEL PUMP INLET ELBOW
21	30186	ADAPTOR, CHECK UNIT (FUEL LINE)
22	30187	STEM, CHECK UNIT ADAPTOR
23	25-16524	"O" RING, ADAPTOR STEM
24	24-30189	SPRING, ADAPTOR STEM
25	30188	CUP WASHER, ADAPTOR
26	10-69029	SCREW, ADAPTOR TO BOTTOM COWL (1 3/4")
27	11-8M0207775	NUT, ADAPTOR FASTENING SCREW
28	32-31550A1	FUEL LINE ASS'Y, UPPER TO LOWER CARBURETOR (6")

▶GEAR HOUSING ASSEMBLY, COMPLETE (PAGE 1) (60 parts)

Ref	OEM Part #	Part Name
-	1655-7333A25	GEAR HOUSING ASSEMBLY, COMPLETE (LONG SHAFT) Comment: SERIAL 02997339-09999999
1	1623-6052A4	GEAR HOUSING ASSEMBLY Comment: SERIAL #2997339-09999999
2	23-56513	SLEEVE, LUBRICATION Comment: SERIAL #2997339-09999999
3	55662	SCREEN, WATER INLET EARLY MODELS ONLY
4	24-57430	SPRING, WATER INLET SCREEN EARLY MODELS ONLY
5	17-21438	PIN, GEAR HOUSING
6	16-57921	STUD, GEAR HOUSING TO DRIVE SHAFT HOUSING
7	16-8M0133358	STUD, GEAR HOUSING TO DRIVE SHAFT HOUSING (2 1/16")
8	16-8M0034463	STUD, WATER PUMP BASE AND BODY TO GEAR HOUSING (3 3/8")
9	16-57919	STUD, WATER PUMP BASE AND BODY TO GEAR HOUSING (3 5/16")
10	31-32898T	BEARING, ROLLER - DRIVE SHAFT
11	45-59116A1	DRIVE SHAFT ASSEMBLY (LONG SHAFT) Comment: SERIAL #2997339-09999999
12	24-34576	SPRING, COMPRESSION - DRIVE SHAFT Comment: SERIAL #2997339-09999999
13	17-30545	PIN, COMPRESSION SPRING RETAINING Comment: SERIAL #2997339-09999999
14	43-56518	GEAR, PINION - DRIVE SHAFT Comment: SERIAL #2997339-09999999
15	11-35921	NUT, PINION GEAR TO DRIVE SHAFT
16	15-30278A1	SHIM, DRIVE SHAFT BALL BEARING TO GEAR HOUSING (.002-3-5-10 Comment: SERIAL #2803562-#2874263
17	30-63326T	BEARING, BALL - DRIVE SHAFT Comment: SERIAL #2803562-#2874263
18	53-30726	RING, RETAINING - BALL BEARING Comment: SERIAL #2803562-#2874263
19	15-30278A1	SHIM, WATER PUMP BASE TO GEAR HOUSING (.002-3-5-10) Comment: SERIAL #2803562-#2874263
20	15-57007A1	SHIM, TAPERED ROLLER BEARING TO GEAR HOUSING (.002-3-5-10) Comment: SERIAL #2997339-09999999
21	31-33138A1	TAPERED ROLLER BEARING ASSEMBLY, DRIVE SHAFT Comment: SERIAL #2997339-09999999
22	27-8M0214962	GASKET, WATER PUMP BASE TO GEAR HOUSING Comment: SERIAL 02997339-09999999
23	25-8M0214923	"O" RING, WATER PUMP Comment: SERIAL 02997339-09999999
24	46-58618A1	WATER PUMP BASE ASSEMBLY Comment: SERIAL 02997339-09999999
25	26-94038	OIL SEAL, WATER PUMP BASE
26	26-55682	OIL SEAL, WATER PUMP BASE Comment: SERIAL 02997339-09999999
27	17-35973	DOWEL PIN, WATER PUMP BASE TO WATER PUMP
28	27-8M0090319	GASKET, LOWER - WATER PUMP BASE TO FACE PLATE
29	8M0204677	PLATE, FACE - WATER PUMP BASE TO WATER PUMP BODY
30	27-858524	GASKET, UPPER - FACE PLATE TO WATER PUMP BODY
31	46-96148T1	WATER PUMP BODY ASSEMBLY
32	48752T	INSERT, WATER PUMP BODY
33	26-16977	OIL SEAL, WATER PUMP BODY
34	26-38970	SEAL, RUBBER - WATER INLET TUBE
35	47-89984T4	IMPELLER, WATER PUMP
36	28-8M0214992	KEY, IMPELLER DRIVE
37	10-30720	SCREW, WATER PUMP BODY TO GEAR HOUSING (2 1/4")
38	13-26992	LOCKWASHER, WATER PUMP BODY SCREW
39	12-8M0204649	WASHER, WATER PUMP BODY FASTENING SCREW AND STUD
40	11-826709109	NUT, WATER PUMP BODY FASTENING STUD
41	12-36001	WASHER, WATER PUMP BODY FASTENING STUD
42	11-826709111	NUT, WATER PUMP BODY FASTENING STUD
43	25-8M0214918	RING, RUBBER - CENTRIFUGAL SLINGER (DRIVE SHAFT)
44	23-29804T	SLEEVE, GUIDE - WATER INLET TUBE
45	25-8M0214919	"O" RING, UPPER - DRIVE SHAFT Comment: SERIAL #2803562-0#287426
46	37641001	SEAL, EXHAUST TUBE
47	38051	PLATE, SUPPORT - EXHAUST TUBE SEAL
48	76062A1	SHAFT ASSEMBLY, SHIFT - LOWER
49	53-29641	"E" RING, RETAINING, LOWER SHIFT SHAFT
50	25-25439	"O" RING, SHIFT SHAFT BUSHING
51	23-77631A2	BUSHING ASSEMBLY, SHIFT SHAFT
52	26-892361	OIL SEAL, SHIFT SHAFT BUSHING (UPPER)
53	12-31266	WASHER, RUBBER - SHIFT SHAFT BUSHING
54	78036	SPACER, LOWER - REVERSE LOCKING
55	43308T1	CAM, REVERSE LOCKING
56	10-79953Q04	SCREW, GREASE FILLER AND VENT HOLE
57	12-191833	WASHER, GREASE FILLER AND VENT HOLE SCREW
58	19-48750	PLUG, GEAR HOUSING FLUSHING HOLE
59	12-8M0204663	WASHER, GEAR HOUSING FLUSHING HOLE PLUG

▶GEAR HOUSING ASSEMBLY, COMPLETE (PAGE 2) (35 parts)

Ref	OEM Part #	Part Name
-	1655-7333A25	GEAR HOUSING ASSEMBLY, COMPLETE (LONG SHAFT) Comment: SEE NOTE BELOW SERIAL #2997339-09999999
1	1623-6052A4	GEAR HOUSING ASSEMBLY Comment: SEE PAGE 27 FOR BREAKDOWN. SERIAL #2997339-09999999
60	760394	CAM, SHIFT
61	30625	FOLLOWER, CAM
62	30624	SLIDE, CROSS PIN
63	24-30622	SPRING, COMPRESSION - CAM FOLLOWER
64	15-30923A1	SHIM, BEARING OUTER RACE TO GEAR HOUSING (. 002-3-5-10)
65	31-30894A1	TAPERED ROLLER BEARING ASSEMBLY
66	31-30895T	BEARING, ROLLER - FORWARD GEAR
67	43-56517T3	FORWARD GEAR ASSEMBLY Comment: SERIAL #2997339-09999999
68	52-822539T	RATCHET, SLIDING CLUTCH
69	17-8M0100263	PIN, CROSS - RATCHET TO PROPELLER SHAFT
70	24-30893	SPRING, RETAINING - CROSS PIN
71	44-93003	SHAFT, PROPELLER
72	43-56516T	REVERSE GEAR ASSEMBLY (SERIAL AND UP) Comment: SERIAL #2997339-09999999
73	15-29955A1	SHIM, THRUST WASHER TO GEAR HOUSING (.002-3-5-10)
74	12-71143A1	WASHER, THRUST - BEARING CARRIER TO GEAR HOUSING
75	30-31265	BEARING, BALL - REVERSE GEAR
76	25-29976	"O" RING, BEARING CARRIER
77	52132T1	BEARING CARRIER ASSEMBLY
78	31-30956T	BEARING, ROLLER - BEARING CARRIER
79	26-8M0204670	OIL SEAL, BEARING CARRIER
80	28-30281	KEY, LOCATING - BEARING CARRIER
81	14-52700	TAB WASHER, GEAR HOUSING COVER
82	52699	COVER, GEAR HOUSING
83	97-31640Q4	TRIM TAB ASSEMBLY, GEAR HOUSING
84	10-66024	SCREW, TRIM TAB TO GEAR HOUSING (1 3/4")
85	12-45176	WASHER, GEAR HOUSING TO DRIVE SHAFT HOUSING STUDS
86	11-8M0204653	NUT, GEAR HOUSING TO DRIVE SHAFT HOUSING STUDS
87	10-34353	SCREW, GEAR HOUSING TO DRIVE SHAFT HOUSING (1")
88	65091Q01	THRUST HUB AND WASHER ASSEMBLY
89	12-29590	WASHER, CUPPED - THRUST HUB
90	12-31211Q03	WASHER, SPLINED - PROPELLER NUT
91	14-816629Q	TAB WASHER, PROPELLER NUT
92	11-52707Q1	NUT, PROPELLER

▶MISCELLANEOUS PARTS/ACCESSORIES (1 parts)

Ref	OEM Part #	Part Name
-	79-73370A3	TACHOMETER ASSEMBLY

▶STARTER MOTOR, STARTER SOLENOID, RECTIFIER AND WIRING HARNES (53 parts)

Ref	OEM Part #	Part Name
1	332-2986A27	SWITCH BOX ASSEMBLY, COMPLETE
2	12-45075	WASHER, SWITCH BOX TERMINAL
3	11-45076	NUT, SWITCH BOX TERMINAL
4	10-69028	SCREW, SWITCH BOX TO FRONT SUPPORT BRACKET (3/4")
5	11-8M0207775	NUT, SWITCH BOX TO FRONT SUPPORT BRACKET SCREW
6	78614A1	RECTIFIER ASSEMBLY, COMPLETE
7	12-45075	WASHER, RECTIFIER TERMINAL
8	11-45076	NUT, RECTIFIER TERMINAL
9	10-76621	SCREW, RECTIFIER TO BOTTOM COWL (7/8")
10	13-22773	LOCKWASHER, RECTIFIER MOUNTING SCREW
11	59757	BRACKET, RETAINER - HIGH TENSION LEAD
12	10-22956	SCREW, RETAINER BRACKET TO FRONT SUPPORT BRACKET (7/8")
13	11-8M0207775	NUT, RETAINER BRACKET SCREW
14	50-58788A3	STARTER MOTOR ASSEMBLY Comment: SERIAL #2997339-09999999
15	13-26992	LOCKWASHER, STARTER MOTOR TERMINAL
16	11-20890	NUT, STARTER MOTOR TERMINAL
17	10-22698	SCREW, STARTER MOTOR TO CRANKCASE FLANGE (1 3/4")
18	13-8M0204647	LOCKWASHER, STARTER MOTOR SCREW
19	37331	PLATE, SPACER - STARTER MOTOR TO BRACKET
20	38747	BRACKET, SUPPORT - STARTER MOTOR
21	13-24669	LOCKWASHER, THRU BOLT - BRACKET TO STARTER MOTOR
22	11-20088	NUT, THRU BOLT - BRACKET TO STARTER MOTOR
23	26511	WIRE, STARTER MOTOR TO TOP MOUNT
24	10-69035	SCREW, GROUND WIRE TO STARTER MOTOR
25	13-26992	LOCKWASHER, GROUND WIRE FASTENING SCREW
26	25661T1	STARTER SOLENOID
27	10-69028	SCREW, STARTER SOLENOID TO COIL BRACKET
28	13-26992	LOCKWASHER, STARTER SOLENOID MOUNTING SCREW
29	13-8M0204647	LOCKWASHER, SOLENOID TERMINAL (5/16")
30	11-22053	NUT, SOLENOID TERMINAL - INSIDE (5/16")
31	10,13-26996	LOCKWASHER, SOLENOID TERMINAL
32	10,11-68219	NUT, SOLENOID TERMINAL
33	46265	BOOT, STARTER SOLENOID TERMINAL
34	52771A2	WIRINIG HARNESS (INTERNAL)
35	54-76368	CLAMP, WIRING HARNESS TO BOTTOM COWL
36	10-45862	SCREW, WIRING HARNESS CLAMP TO BOTTOM COWL (7/8")
37	13-26996	LOCKWASHER, WIRING HARNESS CLAMP SCREW
38	12-847883	WASHER, WIRING HARNESS CLAMP SCREW
39	24-28975	SPRING, GARTER - INTERNAL WIRING HARNESS
40	10-98256	SCREW, WIRING HARNESS LEAD TO BOTTOM COWL (1/2")
41	13-24669	LOCKWASHER, WIRING HARNESS LEAD SCREW
42	54-26550	CLIP, WIRING HARNESS LEAD
43	10-69079	SCREW, WIRING HARNESS LEAD CLIP ATTACHING (7/16")
44	8M0084613	"D" WASHER, WIRING HARNESS LEAD CLIP ATTACHING SCREW
45	332-4895A5	IGNITION COIL ASSEMBLY, COMPLETE
46	10-46368	SCREW, IGNITION COIL CLAMPING (2 1/4")
47	11-8267086	NUT, IGNITION COIL CLAMPING SCREW
48	10-69026	SCREW, IGNITION COIL TO BOTTOM COWL (7/8")
49	13-26992	LOCKWASHER, IGNITION COIL SCREW
50	10-37561	SCREW, IGNITION COIL TO BOTTOM COWL (2 1/2")
51	11-8M0207775	NUT, IGNITION COIL SCREW
52	10-45218	SCREW, IGNITION COIL WIRE TO SWITCH BOX (3/8")
53	269011	BUMPER, IGNITION COIL

▶TOP COWL AND SUPPORT BRACKETS (42 parts)

Ref	OEM Part #	Part Name
1	2114-3806	COWL, TOP
2	52733A9	RETAINER ASSEMBLY, TOP COWL Comment: SERIAL 02997339-09999999
3	35496	PAD, BUMPER - TOP COWL RETAINER
4	37-61018A1	EMBLEM, TOP COWL RETAINER Comment: SERIAL 02803562-02874263
5	10-74824	SCREW, RETAINER TO TOP COWL (1 1/4")
6	13-39107	LOCKWASHER, RETAINER FASTENING SCREW
7	52739	HINGE, COWL LATCH - TOP COWL
8	94918F1	LEVER, COWL LATCH HINGE
9	17-58998	PIN, COWL LATCH LEVER TO HINGE
10	24-53019	SPRING, COWL LATCH HINGE
11	55455	HOOK, TOP COWL LATCH - REAR
12	10-22956	SCREW, REAR HOOK TO TOP COWL (7/8")
13	13-26992	LOCKWASHER, REAR HOOK MOUNTING SCREW
14	76370	SHIELD, TOP COWL - REAR
15	10-37370	SCREW, SHIELD TO TOP COWL (5/8")
16	13-37371	LOCKWASHER, SHIELD SCREW
17	47341A11	ROPE, STARTER (FOR MANUAL STARTING ONLY)
18	79897A4	FRAME, TOP COWL SUPPORT
19	37-60204	DECAL, TIMING - TOP COWL FRAME
20	90435	MOUNT, RUBBER - TOP COWL FRAME
21	11-8267089	NUT, RUBBER MOUNT TO TOP COWL FRAME
22	52740	BRACKET, TOP COWL SUPPORT - REAR
23	31014	MOUNT, RUBBER - REAR SUPPORT BRACKET
24	12-69057	WASHER, RUBBER MOUNT STUD
25	13-26992	LOCKWASHER, RUBBER MOUNT TO REAR SUPPORT BRACKET
26	11-20088	NUT, RUBBER MOUNT TO REAR SUPPORT BRACKET
27	10-26065	SCREW, REAR SUPPORT BRACKET TO TOP COWL FRAM (1")
28	11-29250	NUT, REAR SUPPORT BRACKET SCREW
29	10-74824	SCREW, REAR SUPPORT BRACKET TO BOTTOM COWL (1 1/4")
30	13-8M0204647	LOCKWASHER, REAR SUPPORT BRACKET SCREW
31	66521A2	BRACKET, TOP COWL SUPPORT - FRONT Comment: SERIAL #3149067-09999999
32	10-78841	SCREW, FRONT SUPPORT BRACKET TO BOTTOM COWL (1 1/2")
33	11-29250	NUT, FRONT SUPPORT BRACKET SCREW
34	10-73657	SCREW, FRONT BRACKET TO TOP COWL FRAME (1 1/2")
35	13-8M0204647	LOCKWASHER, FRONT SUPPORT BRACKET SCREW
36	37640	MOUNT, RUBBER - FRONT SUPPORT BRACKET
37	13-8M0204647	LOCKWASHER, RUBBER MOUNT TO FRONT SUPPORT BRACKET
38	11-22053	NUT, RUBBER MOUNT TO FRONT SUPPORT BRACKET
39	58124A7	SWITCH, MERCURY
40	10-25764	SCREW, MERCURY SWITCH TO FRONT SUPPORT BRACKET
41	17-30496	PIN, ROLL - MERCURY SWITCH
42	10-62568	SCREW, MERCURY SWITCH LEADS

100-Hour / Annual Service Checklist

Regular maintenance keeps your Mercury 650 (4 CYL.) running reliably season after season. Most of these tasks can be performed with basic tools and the factory service manual.

Replace water pump impeller and inspect wear plate
Change engine oil and oil filter (check drain plug washer)
Replace spark plugs and check ignition timing
Drain and refill lower unit gear oil; inspect for water contamination
Inspect fuel lines, primer bulb, and fuel filter for deterioration
Check and replace sacrificial anodes (zinc or aluminum)
Inspect propeller for damage; check shaft seal and cotter pin
Check valve clearance (refer to service manual for specifications)
Lubricate all grease points (steering, tilt tube, shift linkage)
Inspect control cables and throttle/shift linkage for smooth operation

Pro Tip: Always flush the engine with fresh water after saltwater use — even a quick 10-minute flush significantly extends component life.
Pro Tip: Use fuel stabilizer in the tank before winter storage, and fog the cylinders to prevent internal corrosion during extended periods of non-use.

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Mercury 650 (4 CYL.) (2803562 THRU 3293183) Parts & Diagrams

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