Mercury 650 (3 CYL.) (9020074 THRU 9112988) Parts & Diagrams

🔎 Mercury 650 (3 CYL.) Reference Library — Exploded parts diagrams (19 diagrams), specifications, common issues, and maintenance checklist.

The Mercury 650 (3 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 (3 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 (3 CYL.).

▶CARBURETOR ASSEMBLY (24 parts)

Ref	OEM Part #	Part Name
--	1395-51091	REPAIR PARTS KIT (1 PER CARBURETOR)
1	1360-5615A4	CARBURETOR ASSEMBLY, COMPLETE Comment: UNITED STATES 4136685 AND UP AUSTRALIA 8029190 AND UP BELGIUM 9082139 AND UP CANADA 7051133 AND UP
2	1395-8673	FLOAT ASSEMBLY Comment: UNITED STATES 4136685 AND UP AUSTRALIA 8029190 AND UP BELGIUM 9082139 AND UP CANADA 7051133 AND UP
6	1395-83181	INLET NEEDLE, SEAT AND GASKET
9	1399-5152	COVER, FLOAT BOWL Comment: UNITED STATES 4136684 AND BELOW AUSTRALIA 8029189 AND BELOW BELGIUM 9082138 AND BELOW CANADA 7051132 AND BELOW
10	1395-5680	COVER, FLOAT BOWL Comment: UNITED STATES 4136685 AND UP AUSTRALIA 8029190 AND UP BELGIUM 9082139 AND UP CANADA 7051133 AND UP
11	1395-5815	JET, GOWL VENT (.086) Comment: UNITED STATES 4136685 AND UP AUSTRALIA 8029190 AND UP BELGIUM 9082139 AND UP CANADA 7051133 AND UP
12	1395-5734	HOSE, ECONOMIZER Comment: UNITED STATES 4136685 AND UP AUSTRALIA 8029190 AND UP BELGIUM 9082139 AND UP CANADA 7051133 AND UP
13	12-71052	WASHER, SEAL RETAINER Comment: UNITED STATES 4136685 AND UP AUSTRALIA 8029190 AND UP BELGIUM 9082139 AND UP CANADA 7051133 AND UP
14	1395-6204	SEAL, THROTTLE SHAFT Comment: UNITED STATES 4136685 AND UP AUSTRALIA 8029190 AND UP BELGIUM 9082139 AND UP CANADA 7051133 AND UP
15	10-52195	SCREW, FLOAT BOWL COVER (SHORT)
16	1395-4804	SCREW, FLOAT BOWL COVER (LONG)
17	13-26995	LOCKWASHER, FLOAT BOWL COVER SCREW
18	1395-4805	SCREEN, FILTER
20	1395-4807	SHAFT, THROTTLE
22	1395-4540	SCREW, BODY (IDLE TUBE)
24	1395-9017	SHUTTER, THROTTLE Comment: UNITED STATES 3660088 AND UP AUSTRALIA 8009835 AND UP BELGIUM 9031354 AND UP CANADA 7019758 AND UP
26	1399-3515	SCREW, IDLE ADJUSTMENT
27	1395-4541	SCREW, PLUG - MAIN FUEL JET CHANNEL
29	1395-6030	JET, MAIN FUEL (.070)
31	1395-4542	SCREW, PLUG - MAIN NOZZLE
34	1395-4543	SCREW, BODY CHANNEL
35	27-481641	GASKET, CARBURETOR FLANGE
36	11-862902	NUT, CARBURETOR MOUNTING STUD

▶CARBURETOR LINKAGE AND CHOKE SOLENOID (26 parts)

Ref	OEM Part #	Part Name
1	60549A7	CHOKE SOLENOID
2	13-26996	LOCKWASHER, HARNESS LEAD TO CHOKE SOLENOID
3	11-68219	NUT, HARNESS LEAD TO CHOKE SOLENOID ATTACHING
4	10-33524	SCREW, CHOKE SOLENOID ATTACHING (5/8")
5	11-29250	NUT, CHOKE SOLENOID ATTACHING SCREWS
6	56074A5	PLUNGER ASSEMBLY, CHOKE SOLENOID
7	1360-5615A4	CARBURETOR ASSEMBLY, COMPLETE Comment: UNITED STATES 4136685 AND UP AUSTRALIA 8029190 AND UP BELGIUM 9082139 AND UP CANADA 7051133 AND UP
8	63985A1	LEVER, THROTTLE
9	63987	CAM, THROTTLE LEVER
10	11-63983	NUT, CAM TO THROTTLE LEVER
11	60292A1	COUPLING ASSEMBLY
12	28-89694	INSERT, THROTTLE SHAFT COUPLING
13	11-92500	WASHER, ROLLED - COUPLING
14	10-60293	SCREW, ROLLED WASHER TO COUPLING
15	60120	HOUSING, CHOKE
16	10-38055	SCREW, CHOKE HOUSING MOUNTING (5/8")
17	60312	LEVER, MANUAL CHOKE
18	13-34632	WASHER, WAVE - CHOKE LEVER TO CHOKE HOUSING SCREW
19	12-34392	WASHER, CHOKE LEVER TO CHOKE HOUSING SCREW
20	10-20597	SCREW, CHOKE LEVER TO CHOKE HOUSING (3/8")
21	60305	ROD, CHOKE
22	24-60288	SPRING, TENSION - CHOKE ROD
23	60290A1	CHOKE ARM LEVER ASSEMBLY
24	60291	SHUTTER, CHOKE - CARBURETOR
25	10-60846	SCREW, CHOKE SHUTTER TO CHOKE LEVER (1/4")
26	27-71827	GASKET, CARBURETOR TO CHOKE PLATE Comment: UNITED STATES 4136685 AND UP AUSTRALIA 8029190 AND UP BELGIUM 9082139 AND UP CANADA 7051133 AND UP

▶CLAMP AND SWIVEL BRACKET ASSEMBLY (53 parts)

Ref	OEM Part #	Part Name
1	1440-8394A1	CLAMP BRACKET ASSEMBLY Comment: UNITED STATES 4136685 AND UP AUSTRALIA 8029190 AND UP BELGIUM 9082139 AND UP CANADA 7051133 AND UP
2	10-78492A1	THUMB SCREW ASSEMBLY Comment: UNITED STATES 4136685 AND UP AUSTRALIA 8029190 AND UP BELGIUM 9082139 AND UP CANADA 7051133 AND UP
3	12-70988	WASHER, THUMB SCREW Comment: UNITED STATES 4136685 AND UP AUSTRALIA 8029190 AND UP BELGIUM 9082139 AND UP CANADA 7051133 AND UP
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 SUTD
9	16-59625	STUD, CLAMP BRACKET (9 1/2")
10	13-8M0204647	LOCKWASHER, CLAMP BRACKET STUD
11	11-28770	NUT, CLAMP BRACKET STUD
12	17-8M0026068	TILT LOCK PIN ASSEMBLY
13	12-28053	SLEEVE, RUBBER - TILT LOCK PIN BUMPER
14	10-68299	BOLT, CLAMP BRACKET TO BOAT TRANSCOM (3")
15	12-68300	WASHER, CLAMP BRACKET BOLT
16	11-82670912	NUT, CLAMP BRACKET BOLT
17	55-28416	PIN, UPPER SHOCK MOUNTING
18	1490-8599A6	SWIVEL BRACKE ASSEMBLY (LONG SHAFT)
19	26-32911	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	RUBE, TILT LOCK
26	18-47959	COTTER PIN, TILT LOCK
27	23-71574	BUSHING, TILT LOCK TUBE
28	13-69150	WASHER, WAVE - TILT LOCK TUBE
29	69540A2	SWIVEL PIN AND STEERING ARM ASSEMBLY (LONG SHAFT) Comment: UNITED STATES 4136685 AND UP AUSTRALIA 8021840 AND UP BELGIUM 9067869 AND UP CANADA 7039238 AND UP
30	30711	BUMPER, STEERING ARM
31	10-66897	BOLT, UPPER MOUNT TO SWIVEL PIN (7/16 X 5 1/4") Comment: UNITED STATES 4136685 AND UP AUSTRALIA 8021840 AND UP BELGIUM 9067869 AND UP CANADA 7039238 AND UP
31A	12-8M0204655	WASHER, UPPER MOUNT BOLT
32	10-31830	SCREW, RIDE-GUIDE ATTACHING (1 3/4") Comment: UNITED STATES 3807832 AND BELOW AUSTRALIA 8015539 AND BELOW BELGIUM 9046298 AND BELOW CANADA 7029947 AND BELOW
33	11-8M0204726	NUT, RIDE-GUIDE ATTACHING SCREW Comment: UNITED STATES 3807832 AND BELOW AUSTRALIA 8015539 AND BELOW BELGIUM 9046298 AND BELOW CANADA 7029947 AND BELOW
34	17-25598	PIN, REVERSE LOCK SPRING ATTACHING
35	12-26837	WASHER, SWIVEL PIN TO BOTTOM YOKE (.065)
36	77416T1	YOKE, BOTTOM Comment: UNITED STATES 4136685 AND UP AUSTRALIA 8029190 AND UP BELGIUM 9082139 AND UP CANADA 7051133 AND UP
37	11-71956	NUT, SWIVEL PIN RETAINING
38	55-696531	PIN, LOWER SHOCK MOUNTING
39	87432	REVERSE LOCK
40	24-29821	SPRING, REVERSE LOCK TENSION
41	56349	SHAFT, REVERSE LOCK PIVOT
42	18-45882	COTTER PIN, REVERSE LOCK TO SHAFT
43	23-28199	SPACER, UPPER SHOCK BUSHING TO CLAMP BRACKET
44	12-28196	WASHER, UPPER BUSHING RETAINER (INNER)
45	12-59378	WASHER, LOWER BUSHING RETAINER (INNER)
46	55-58780A7	SHOCK ABSORBER
47	23-32171	BUSHING, RUBBER - SHOCK ABSORBER (UPPER)
48	23-28198	BUSHING, RUBBER - SHOCK ABSORBER (LOWER)
49	12-8M0204648	WASHER, UPPER AND LOWER BUSHING RETAINER (OUTER)
50	10-69375A1	SCREW, UPPER AND LOWER SHOCK MOUNTING PIN (3/4")
51	70679	COVER, UPPER AND LOWER SHOCK MOUNTING PIN
52	10-37655	SCREW, COVER TO SHOCK MOUNTING SCREWS (1/2")

▶COWL SUPPORT BRACKETS (45 parts)

Ref	OEM Part #	Part Name
1	73641A1	BRACKET, COWL SUPPORT - TOP Comment: UNITED STATES 4042112 AND UP AUSTRALIA 8021840 AND UP BELGIUM 9067869 AND UP CANADA 7039238 AND UP
2	62444	SEAL, RUBBER - TOP BRACKET AND COVER MOUNTING PLATE
3	64852	CLIP, TOP COWL SUPPORT BRACKET
4	10-48408	SCREW, CLIP TO TOP COWL SUPPORT (1/2") Comment: UNITED STATES 4042112 AND UP AUSTRALIA 8021840 AND UP BELGIUM 9067869 AND UP CANADA 7039238 AND UP
5	12-45075	WASHER, CLIP TO TOP COWL SUPPORT BRACKET
6	79490	SHIELD ASSEMBLY, FLYWHEEL Comment: UNITED STATES 4042112 AND UP AUSTRALIA 8021840 AND UP BELGIUM 9067869 AND UP CANADA 7039238 AND UP
7	10-37656	SCREW, SHIELD TO TOP SUPPORT BRACKET (5/8") Comment: UNITED STATES 4042112 AND UP AUSTRALIA 8021840 AND UP BELGIUM 9067869 AND UP CANADA 7039238 AND UP
8	10-48408	SCREW, SHIELD TO TOP SUPPORT BRACKET (1/2") Comment: UNITED STATES 4042112 AND UP AUSTRALIA 8021840 AND UP BELGIUM 9067869 AND UP CANADA 7039238 AND UP
9	74510A2	BRACKET, COWL SUPPORT - REAR Comment: UNITED STATES 4136685 AND UP AUSTRALIA 8029190 AND UP BELGIUM 9082139 AND UP CANADA 7051133 AND UP
9A	698761	SEAL, REAR BRACKET AND TOP BRACKET Comment: UNITED STATES 4136685 AND UP AUSTRALIA 8029190 AND UP BELGIUM 9082139 AND UP CANADA 7051133 AND UP
10	60299	RETAINER, SPARK PLUG LEADS
11	10-69079	SCREW, RETAINER TO REAR SUPPORT BRACKET (3/8")
12	90435	MOUNT, RUBBER - BRACE TO REAR SUPPORT BRACKET
13	12-22753	WASHER, RUBBER MOUNT TO REAR SUPPORT BRACKET
14	269011	STOP, RUBBER - REAR SUPPORT BRACKET
15	12-69057	WASHER, RUBBER MOUNT TO REAR SUPPORT BRACKET
16	11-826709109	NUT, RUBBER MOUNT TO REAR SUPPORT BRACKET
17	60116	BRACE, REAR COWL SUPPORT BRACKET (TOP)
18	49651A1	GROUND STRAP ASS'Y, BRACE TO REAR SUPPORT BRACKET
19	10-24644	SCREW, SUPPORT BRACKET BRACE TO CYL. BLOCK COVER (1 3/8")
20	11-8M0207775	NUT, SUPPORT BRACKET BRACE ATTACHING SCREW
21	75969	BRACKET, COWL SUPPORT (FRONT) Comment: UNITED STATES 4042112 AND UP AUSTRALIA 8021840 AND UP BELGIUM 9067869 AND UP CANADA 7039238 AND UP
22	61344	RETAINER, WIRING HARNESS AND BATTERY CABLE
23	10-48408	SCREW, RETAINER TO FRONT SUPPORT BRACKET (1/2")
24	90435	MOUNT, RUBBER - FRONT SUPPORT BRACKET TO DIST. ADAPTOR
25	12-69057	WASHER, RUBBER MOUNT TO FRONT SUPPORT BRACKET
26	11-826709109	NUT, RUBBER MOUNT TO FRONT SUPPORT BRACKET
27	90435	MOUNT, RUBBER - FRONT SUPPORT TO STARTER MOTOR COVER
28	49651A1	GROUND STRAP ASSEMBLY, FRONT SUPPORT BRACKET
29	12-69057	WASHER, RUBBER MOUNT ATTACHING
30	11-826709109	NUT, RUBBER MOUNT ATTACHING
31	76410	SEAL, FUEL CONNECTOR - FRONT SUPPORT BRACKET
32	62391	BLANKET, SOUND - FRONT SUPPORT BRACKET (PORT)
33	62869	BLANKET, SOUND - DRIP TRAY TO FRONT SUPPORT BRACKET
34	65915A2	DRIP TRAY ASSEMBLY, FRONT SUPPORT BRACKET Comment: UNITED STATES 3807833 AND UP AUSTRALIA 8015540 AND UP BELGIUM 9046299 AND UP CANADA 9029948 AND UP
35	10-69163	SCREW, DIP TRAY TO FRONT SUPPORT BRACKET Comment: UNITED STATES 3807833 AND UP AUSTRALIA 8015540 AND UP BELGIUM 9046299 AND UP CANADA 9029948 AND UP
36	32-9912688	HOSE, DRIP TRAY TO REAR SUPPORT BRACKET
37	54-22875	CLIP, HOSE TO EXHAUST PLATE
38	10-69079	SCREW, HOSE CLIP FASTENING (7/16")
39	8M0084613	"D" WASHER, CLIP FASTENING SCREW
40	76251A1	PLATE ASSEMBLY, FRONT COVER MOUNTING Comment: UNITED STATES 4042112 AND UP AUSTRALIA 8021840 AND UP BELGIUM 9067869 AND UP CANADA 7039238 AND UP
41	76264	LATCH, FRONT COVER ATTACHING
42	24-60295	SPRING, FRONT COVER LATCH
43	10-38601	SCREW, COVER PLATE TO SUPPORT BRACKET (5/8")
44	11-8M0207775	NUT, ATTACHING SCREW COVER PLATE

▶COWLING AND FRONT COVER (33 parts)

Ref	OEM Part #	Part Name
1	2142-6228A1	COWL ASSEMBLY, (STARBOARD)
2	26-60297	SEAL, FUEL CONNECTOR - COWL
3	61634	BLANKET, SOUND ABSORBING (LOWER)
4	61633	BLANKET, SOUND ABSORBING (UPPER)
5	2141-6227A1	COWL ASSEMBLY (PORT)
6	26-60298	SEAL, CONTROL CABLES - COWL
7	61631	BLANKET, SOUND ABSORBING (UPPER)
8	61632	BLANKET, SOUND ABSORBING (LOWER)
9	61661	SEAL, RUBBER - COWL Comment: UNITED STATES 4042111 AND BELOW AUSTRALIA 8021839 AND BELOW BELGIUM 9067868 AND BELOW CANADA 7039237 AND BELOW
9A	61661	SEAL, RUBBER - COWL Comment: UNITED STATES 4136684 AND BELOW AUSTRALIA 8029189 AND BELOW BELGIUM 9082138 AND BELOW CANADA 7051132 AND BELOW
10	61662	SEAL, RUBBER - COWL Comment: UNITED STATES 4136684 AND BELOW AUSTRALIA 8029189 AND BELOW BELGIUM 9082138 AND BELOW CANADA 7051132 AND BELOW
11	89717T	BRACKET, COWL SEALING - REAR Comment: UNITED STATES 4042112 AND UP AUSTRALIA 8021840 AND UP BELGIUM 9067869 AND UP CANADA 7039238 AND UP
11A	698761	SEAL< REAR BRACKET Comment: UNITED STATES 4136685 AND UP AUSTRALIA 8029190 AND UP BELGIUM 9082139 AND UP CANADA 7051133 AND UP
12	90980	BRACKET, COWL HINGE
13	10-455611	SCREW, HINGE BRACKET TO COWL SEALING BRACKET (1 1/8")
14	13-26992	LOCKWASHER, HINGE BRACKET SCREW
15	12-37998	WASHER, HINGE BRACKER SCREW
16	90979	PIN, COWL HINGE
17	10-28782	SCREW, PIN TO COWL (7/8")
18	13-8M0204647	LOCKWASHER, PIN ATTACHING SCREW
19	46785A5	COWL LATCH ASSEMBLY
20	62628	BARREL, COWL LATCH
21	10-31312	SCREW, LATCH ASSEMBLY TO BARREL (7/8")
22	15222	BAR, ADJUSTMENT - COWL LATCH
23	62629	BARREL, COWL LATCH
24	24-62624	SPRING, TENSION - COWL LATCH
25	12-30164	WASHER, ADJUSTMENT BAR TO BARREL
26	11-859124	NUT, ADJUSTMENT BAR TO BARREL
27	2143-7254A3	COWL FRONT COVER ASSEMBLY Comment: UNITED STATES 4136685 AND UP AUSTRALIA 8029190 AND UP BELGIUM 9082139 AND UP CANADA 7051133 AND UP
28	61663	BLANKET, SOUND ABSORBING - FRONT COVER
29	61158T	HOOK, COWL FRONT COVER FASTENING
30	10-69570	SCREW, FASTENING HOOK TO COWL FRONT COVER (3/4")
31	47341A11	STARTER ROPE ASSEMBLY (FOR MANUAL STARTING ONLY)

▶CRANKSHAFT, PISTONS AND CONNECTING RODS (28 parts)

Ref	OEM Part #	Part Name
--	39-78811A12	RING, PISTON (.015) Comment: OVERSIZE PISTON AND RING
1	462-8839A2	CRANKSHAFT ASSEMLBY
2	30-64424T	BEARING, BALL - LOWER AND UPPOER
3	15-22369A1	SHIM, LOWER BEARING TO CRANKSHAFT
4	60834A3	CARRIER ASSEMLBY, "O" RING
5	64254001	"O" RING, CARRIER
6	542-7509A3	MAIN BEARING ASSEMBLY (VALVE TYPE)
7	17-20032	DOWEL PIN, MAIN BEARING
8	17-60282	DOWEL PIN (STEPPED)
9	17-65855	DOWEL PIN, REED STOP
10	34-66051A1	REED SET, MATCHED - MAIN BEARING
11	34-65946	REED STOP
12	10-77280	SCREW, REED STOP MOUNTING (9/16")
13	11-20110	NUT, REED STOP MOUNTING SCREW
14	10-45775	SCREW, MAIN BEARING CLAMPING (9/16")
15	11-45774	NUT, MAIN BEARING SCREW CLAMPING
16	26113T	RACE, OUTER (PAIR)
17	53-26933	RING, SNAP - OUTER RACE CLAMPING
18	29-714221	BEARING, NEEDLE
19	774-9137A12	PISTON AND PISTON PIN ASSEMBLY
20	53-857196	LOCK RING, PISTON PIN
21	39-78816A12	RING, PISTON
22	624-8101A3	CONNECTING ROD AND CAP ASSEMBLY
23	10-54803	SCREW, CAP TO CONNECTING ROD (1 1/2")
24	11-49091	NUT, CONNECTING ROD SCREW
25	31-62596A1	BEARING ASSEMBLY, CRANKPIN
26	29-8M0214934	BARING, NEEDLE - PISTON PIN
27	12-8M0032839	WASHER, NEEDLE LOCATING

▶CYLINDER BLOCK AND CRANKCASE ASSEMBLY (34 parts)

Ref	OEM Part #	Part Name
1	855-5646A3	CYLINDER BLOCK AND CRANKCASE ASSEMBLY Comment: UNITED STATES 4042112 AND UP AUSTRALIA 8021840 AND UP BELGIUM 9067869 AND UP CANADA 7039238 AND UP
2	27-60286	GASKET, CRANKCASE TO CYLINDER BLOCK
3	16-64936	STUD, CARBURETOR MOUNTING (1 1/4")
4	16-68201	STUD, CRANKCASE TO DRIVE SHAFT HOUSING (2 1/4")
5	17-43044	DOWEL PIN, CRANKCASE TO CYLINDER BLOCK
6	17-20323	DOWEL PIN, CYLINDER BLOCK TO MAIN BEARING
7	16-68203	STUD, BLOCK TO DRIVE SHAFT HSG. (4")
8	16-68167	STUD, BLOCK TO DRIVE SHAFT HSG.(2 9/16") - TRANSFER SIDE
10	60115	COVER, STARTER MOTOR TO CRANKCASE (BOTTOM)
11	10-26132	SCREW, STARTER MOTOR COVER TO CRANKCAE (2 1/2")
12	11-29250	NUT, STARTER MOTOR COVER SCREW
13	10-57841	SCREW, STARTER MOTOR COVER TO CRANKCASE (2 3/4")
14	13-8M0204647	LOCKWASHER, STARTER MOTOR COVER SCREW
15	22-328022	PIPE PLUG, CRANKCASE
16	79735A1	COVER, STARTER MOTOR TO CRANKCASE (TOP)
17	10-21449	SCREW, STARTER MOTOR COVER TO CRANKCASE (2")
18	10-26132	SCREW, STARTER MOTOR COVER TO CRANKCASE (2 1/2")
19	11-29250	NUT, STARTER MOTOR COVER SCREW
20	10-69094	SCREW, CRANKCASE TO CYLINDER BLOCK (1 7/8")
21	10-69090	SCREW, CRANKCASE TO CYLINDER BLOCK (2 1/4")
22	10-22039	SCREW, CRANKCASE TO CYLINDER BLOCK (2 3/4")
23	12-26020	WASHER, CRANKCASE TO CYLINDER BLOCK SCREW
24	11-29250	NUT, CRANKCASE TO CYLINDER BLOCK SCREW
25	62397	INDICATOR, TIMING
26	1143-5063A1	END CAP ASSEMBLY, UPPER
27	25-64966	"O" RING, END CAP
28	26-41953	OIL SEAL, END CAP
29	10-30225	SCREW, UPPER END CAP MOUNTING (1")
30	15-47248A1	SHIM, UPPER END CAP (.006-8-10)
31	1144-6691A1	END CAP ASSEMLBY, LOWER
32	25-32546	"O" RING, END CAP
33	26-41953	OIL SEAL, END CAP
34	10-30225	SCREW, LOWER END CAP MOUNTING (1")
35	15-20085A1	SHIM, LOWER END CAP (.002-3-5-10)

▶CYLINDER BLOCK AND CRANKCASE COMPONENTS (40 parts)

Ref	OEM Part #	Part Name
1	855-5646A3	CYLINDER BLOCK AND CRANKCASE ASSEMBLY Comment: UNITED STATES 4042112 AND UP AUSTRALIA 8021840 AND UP BELGIUM 9067869 AND UP CANADA 7039238 AND UP
2	65848	CARRIER, GROMMET Comment: UNITED STATES 3807833 AND UP AUSTRALIA 8015540 AND UP BELGIUM 9046299 AND UP CANADA 9029948 AND UP
3	53-65264	RETAINER, CARRIER TO CYLINDER BLOCK Comment: UNITED STATES 3807832 AND BELOW AUSTRALIA 8015539 AND BELOW BELGIUM 9046298 AND BELOW CANADA 7029947 AND BELOW
4	25-64872	GROMMET, POPPET RELIEF VALVE
5	86596	POPPET, RELIEF VALVE Comment: UNITED STATES 4042112 AND UP AUSTRALIA 8021840 AND UP BELGIUM 9067869 AND UP CANADA 7039238 AND UP
6	24-64878	SPRING, COMPRESSION - POPPET RELIEF VALVE Comment: UNITED STATES 3807833 AND UP AUSTRALIA 8015540 AND UP BELGIUM 9046299 AND UP CANADA 9029948 AND UP
7	648771	DIAPHRAGM, POPPET VALVE Comment: UNITED STATES 3807833 AND UP AUSTRALIA 8015540 AND UP BELGIUM 9046299 AND UP CANADA 9029948 AND UP
8	12-76451	WASHER, DIAPHRAGM Comment: UNITED STATES 3807833 AND UP AUSTRALIA 8015540 AND UP BELGIUM 9046299 AND UP CANADA 9029948 AND UP
9	10-69570	SCREW, WASHER AND DIAPHRAGM TO POPPET VALVE Comment: UNITED STATES 3807833 AND UP AUSTRALIA 8015540 AND UP BELGIUM 9046299 AND UP CANADA 9029948 AND UP
10	58910	COVER, TRANSFER PASSAGE
11	27-60311	GASKET, TRANSFER PASSAGE COVER
12	10-38837	SCREW, TRANSFER PASSAGE COVER MOUNTING (1 1/8")
13	1025-8116A1	COVER, CYLINDER BLOCK
14	27-88449	GASKET, CYLINDER BLOCK COVER
15	10-21091	SCREW, CYLINDER BLOCK COVER MOUNTING (1 1/8")
16	11-8M0207775	NUT, COVER MOUNTING SCREWS
17	22-328022	PLUG, CYLINDER BLOCK COVER
18	27-695252	GASKET, BAFFLE PLATE TO CYLINDER BLOCK
18A	27-703351	GASKET, BAFFLE PLATE TO CYLINDER BLOCK Comment: UNITED STATES 4042112 AND UP AUSTRALIA 8021840 AND UP BELGIUM 9067869 AND UP CANADA 7039238 AND UP
19	69579	PLATE, BAFFLE - EXHAUST MANIFOLD Comment: UNITED STATES 4042112 AND UP AUSTRALIA 8021840 AND UP BELGIUM 9067869 AND UP CANADA 7039238 AND UP
20	75692	THERMOSTAT
21	27-8M0204714	GASKET, THERMOSTAT
22	27-695242	GASKET, PLATE TO EXHAUST MANIFOLD COVER Comment: UNITED STATES 4042112 AND UP AUSTRALIA 8021840 AND UP BELGIUM 9067869 AND UP CANADA 7039238 AND UP
23	69526T	COVER, EXHAUST MANIFOLD Comment: UNITED STATES 4042112 AND UP AUSTRALIA 8021840 AND UP BELGIUM 9067869 AND UP CANADA 7039238 AND UP
24	10-64022	SCREW, THROTTLE LEVER ADJUSTING (2 1/8")
25	11-20890	NUT, THROTTLE LEVER ADJUSTING SCREWS
26	52023	CAP, NYLON - THROTTLE LEVER ADJUSTING SCREWS
27	10-38837	SCREW, PLATE AND MANIFOLD COVER MOUNTING (1 1/8")
28	10-60411	SCREW, PLATE AND MANIFOLD COVER MOUNTING (1 1/4")
28A	10-70602	SCREW, PLATE/MANIFOLD COVER MOUNTING (2") Comment: UNITED STATES 4042112 AND UP AUSTRALIA 8021840 AND UP BELGIUM 9067869 AND UP CANADA 7039238 AND UP
29	58124A15	SWITCH, MERCURY
30	10-37655	SCREW, MERCURY SWITCH TO CRANKCASE (1/2")
31	17-36242	PIN, ROLL - MERCURY SWITCH
32	61990	STA-STRAP, MERCURY SWITCH LEAD
33	32-9938779	HOSE, CRANKCASE BLEED Comment: PART OF CYL. BLOCK AND CRANKCASE ASS'Y UNITED STATES 3807833 AND UP AUSTRALIA 8015540 AND UP BELGIUM 9046299 AND UP CANADA 9029948 AND UP
34	21-64871A3	FITTING, CRANKCASE BLEED Comment: PART OF CYL. BLOCK AND CRANKCASE ASS'Y U.S. 3807833 AND UP AUSTRALIA 8015540 AND UP BELGIUM 9046299 AND UP CANADA 9029948 AND UP
35	22-56759	FITTING, CRANKCASE BLEED Comment: PART OF CYL. BLOCK AND CRANKCASE ASS'Y U.S. 3807833 AND UP AUSTRALIA 8015540 AND UP BELGIUM 9046299 AND UP CANADA 9029948 AND UP
36	54-648552	CLIP, BLEED HOSE
37	10-62568	SCREW, BLEED HOSE CLIP TO BOTTOM STARTER MOTOR COVER
38	8M0084613	"C" WASHER, BLEED HOSE CLIP

▶DISTRIBUTOR ADAPTOR AND THROTTLE LINKAGE (44 parts)

Ref	OEM Part #	Part Name
1	332-4797A9	HOUSING ASSEMBLY, DISTRIBUTOR
2	12-60569	WASHER, DISTRIBUTOR ADAPTOR TO DISTRIBUTOR HOUSING
3	67304	ADAPTOR, DISTRIBUTOR Comment: UNITED STATES 3807833 AND UP AUSTRALIA 8015540 AND UP BELGIUM 9046299 AND UP CANADA 9029948 AND UP
4	17-8M0084726	PIN, DISTRIBUTOR ADAPTOR TO CRANKCASE LOCATING
5	10-34438	SCREW, DISTRIBUTOR ADAPTOR TO CRANKCASE (2 3/8")
6	11-29250	NUT, DISTRIBUTOR ADAPTOR SCREW
7	22-25094	FITTING, GREASE - DISTRIBUTOR ADAPTOR
8	84-60871A3	CABLE ASSEMBLY, ADAPTOR TO FRONT SUPPORT BRACKET
9	12-27939	WASHER, DISTRIBUTOR ADAPTOR
10	14-27960	TAB WASHER, ADAPTOR CAP FASTENING
11	13-27959	WASHER, WAVE - DISTRIBUTOR ADAPTOR
12	54567	CAP, DISTRIBUTOR HOUSING
13	23-29909	SPACER, DRIVE PULLEY
14	29906A1	DRIVEN PULLEY ASSEMBLY
15	17-29908	PIN, ROLL - FLANGE LOCATING
16	29907	FLANGE, DRIVEN PULLEY
17	28-29910	KEY, DISTRIBUTOR DRIVER
18	10-68554	SCREW, PULLEY CLAMPING (1/2")
19	20140	BELT, TIMING
20	64868	ROD, LINK - SPARK ADVANCE
21	8M0221994	BARREL, NYLON - LINK ROD TO DISTRIBUTOR HOUSING
22	27947	SWIVEL, LINK ROD TO SPARK ADVANCE LEVER
23	60578	LEVER, THROTTLE CONTROL
24	10-818165	SCREW, THROTTLE CONTROL LEVER TO CYLINDER BLOCK (1 3/4")
25	23-55164	BUSHING, THROTTLE CONTROL LEVER SCREW
26	23-55171	BUSHING, THROTTLE CONTROL LEVER SCREW
27	24-55162	SPRING, RETURN - SPARK ADVANCE LEVER
28	60579	LEVER, SPARK ADVANCE
29	12-68410	WASHER, THROTTLE CONTROL LEVER SCREW
30	10-69003	SCREW, SPARK ADVANCE ADJUSTING (1 1/4")
31	11-68219	NUT, SPARK ADVANCE ADJUSTING SCREW
32	48039	CAP, SPARK ADJUSTING SCREW
33	39483	LATCH, THROTTLE CONTROL LEVER (THROTTLE CABLE)
34	10-69026	SCREW, LATCH TO THROTTLE CONTROL LEVER (7/8")
35	24-20099	SPRING, COMPRESSION - LATCH SCREW
36	11-826709109	NUT, LATCH ATTACHING SCREW
37	66287	ROD, LINK - THROTTLE Comment: UNITED STATES 3660088 AND UP AUSTRALIA 8009835 AND UP BELGIUM 9031354 AND UP CANADA 7019758 AND UP
38	65914	CAM, NYLON - THROTTLE ACTUATOR Comment: UNITED STATES 3660088 AND UP AUSTRALIA 8009835 AND UP BELGIUM 9031354 AND UP CANADA 7019758 AND UP
39	76864	HOUSING, NYLON - THROTTLE ACTUATOR Comment: UNITED STATES 3660088 AND UP AUSTRALIA 8009835 AND UP BELGIUM 9031354 AND UP CANADA 7019758 AND UP
40	27947	SWIVEL, LINK ROD TO THROTTLE CONTROL LEVER
41	8M0221994	BARREL, NYLON - THROTTLE LINK ROD TO ACTUATOR CAM
42	10-37571	SCREW, HOUSING TO CRANKCASE (1/2")
43	13-26996	LOCKWASHER, HOUSING TO CRANKCASE SCREW
44	60570	PLATE, RETAINER - ACTUATOR HOUSING

▶DISTRIBUTOR HOUSING AND ROTOR (48 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	23-60566	SLEEVE, ROTOR SHAFT
4	332-4797A9	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
8	54-22875	CLAMP, DISTRIBUTOR LEADS TO DISTRIBUTOR HOUSING
9	10-62568	SCREW, DISTRIBUTOR LEAD CLIP FASTENING (3/8")
10	8M0084613	"D" WASHER, CLIP SCREW
11	54-22875	CLIP, DISTRIBUTOR LEADS TO FRONT SUPPORT BRACKET
12	10-62568	SCREW, DISTRIBUTOR LEAD CLIP (3/8")
13	8M0084613	"D" WASHER, CLIP SCREW
14	15-21148A1	SHIM, BEARING TO SPACER
15	30-26379	BALL BEARING, DISTRIBUTOR HOUSING (LOWER)
16	15-55853	SHIM, BEARING TO DISTRIBUTOR HOUSING
17	23-53538	SPACER, ROTOR SHAFT
18	53-26406	RING, RETAINING - BALL BEARING TO DISTRIBUTOR HOUSING
19	332-4801	DISC, ROTOR
20	337-4603	ROTOR, DISTRIBUTOR
21	54-60768	CLAMP, DISTRIBUTOR CAP TO DISTRIBUTOR HOUSING
22	10-65774	SCREW, DISTRIBUTOR CAP CLAMP (1 1/8")
23	11-26768	NUT, DISTRIBUTOR CAP CLAMP SCREW
24	27-55896	GASKET, DISTRIBUTOR CAP TO DISTRIBUTOR HOUSING
25	393-4606A2	DISTRIBUTOR CAP ASSEMBLY
26	393-1293A1	BRUSH AND SPRING ASSEMBLY
27	58807A1	FLAME ARRESTOR ASSEMBLY, DISTRIBUTOR CAP
28	84-813715A1	SPARK PLUG LEAD ASSEMBLY #1, #2, AND #3
29	85-94589	SLEEVE, SPARK PLUG LEAD TO DISTRIBUTOR
30	25-26547	CROMMET, SPARK PLUG LEAD
31	63319	RETAINER, HIGH TENSION LEADS
32	62877	RETAINER, HIGH TENSION LEADS
33	10-28638	SCREW, HIGH TENSION LEAD RETAINER (3/4")
34	33-896329827	SPARK PLUG (AC#V40FFM)
35	85-63709A1	PROTECTOR, SPARK PLUG LEAD
36	23-57459	SLEEVE, SPARK PLUG LEAD (LEADS 1, 2, 3) Comment: ORDER A-36549A1 KIT FOR REPLACEMENT OF LEAD WIRE MARKERS
37	84-821945A10	HIGH TENSION CABLE ASSEMBLY , DISTRIBUTOR CAP TO COIL
38	332-2854T01	BOOT, HIGH TENSION CABLE TO COIL
39	25-26547	GROMMET, HIGH TENSION LEAD
40	25-56474	GROMMET, HIGH TENSION LEAD
41	85-94589	SLEEVE, HIGH TENSION CABLE
42	54-22627	CLIP, HIGH TENSION LEAD TO CRANKCASE
43	10-69079	SCREW, HIGH TENSION CLIP (7/16")
44	8M0084613	"D" WASHER, CLIP SCREW
45	59757	BRACKET, COIL WIRE
46	10-69054	SCREW, BRACKET TO CRANKCASE (5/8")
47	13-26992	LOCKWASHER, BRACKET SCREW

▶DRIVE SHAFT HOUSING ASSEMBLY (46 parts)

Ref	OEM Part #	Part Name
1	1593-7513A12	DRIVE SHAFT HOUSING ASSEMBLY (LONG SHAFT)
2	19-64649	PLUG, PLASTIC - TRIM TAB SCREW HOLE
3	16-8M0022145	STUD, DRIVE SHAFT HOUSING TO GEAR HOUSING (1 3/4")
4	16-57935	STUD, DRIVE SHAFT HOUSING TO GEAR HOUSING (3")
5	12-65791	WASHER, GEAR HOUSING TO DRIVE SHAFT HOUSING STUDS
6	11-8M0204653	NUT, GEAR HOUSING TO DRIVE SHAFT HOUSING STUDS (7/16")
7	47836	ROD, PUSH - REVERSE LOCK (LONG SHAFT)
8	11-28770	NUT, JAM - PUSH ROD
9	47837	ROD END, PUSH ROD
10	24-78203A2	PIN, PUSH ROD TO REVERSE LOCK
11	18-25191	COTTER PIN, PUSH ROD PIN
12	933361	GUIDE, PUSH ROD Comment: UNITED STATES 4259240 AND UP BELGIUM 9096014 AND UP CANADA 7058208 AND UP
13	35474T	COVER, LOWER MOUNT CLAMP
14	10-29722	SCREW, COVER TO LOWER MOUNT CLAMP (5/8")
15	11-35521	NUT, LOWER MOUNT CLAMP COVER
16	69592F1	CLAMP, LOWER MOUNT TO DRIVE SHAFT HOUSING Comment: UNITED STATES 4136685 AND UP AUSTRALIA 8029190 AND UP BELGIUM 9082139 AND UP CANADA 7051133 AND UP
17	10-29256	SCREW, LOWER MOUNT CLAMP TO DRIVE SHAFT HOUSING (7/8")
18	24-35522	SPRING TENISON - LOWER MOUNT CLAMP
19	75304T1	MOUNT, RUBBER - LOWER
20	10-75284	SCREW, LOWER MOUNT (5 1/2")
21	12-28051	WASHER, LOWER MOUNT SCREW
22	12-28053	WASHER, RUBBER - LOWER MOUNT SCREW
23	12-61709	WASHER, LOWER MOUNT SCREW
24	11-25096	NUT, LOWER MOUNT SCREW
25	923373	MOUNT, RUBBER - UPPER Comment: UNITED STATES 4136685 AND UP AUSTRALIA 8021840 AND UP BELGIUM 9067869 AND UP CANADA 7039238 AND UP
25A	25-65936	"O" RING, UPPER MOUNT Comment: UNITED STATES 3807833 AND UP AUSTRALIA 8015540 AND UP BELGIUM 9046299 AND UP CANADA 9029948 AND UP
26	24929	PACKING, "U" CUP - UPPER MOUNT SCREW
27	79680A1	COVER, UPPER MOUNT - OUTSIDE HALF
28	79680A1	COVER, UPPER MOUNT - INSIDE HALF
29	10-71959	SCREW, UPPER MOUNT COVER - REAR (1 1/2")
30	10-71958	SCREW, UPPER MOUNT COVER - FRONT (1 3/4")
30A	12-8M0204649	WASHER, UPPER MOUNT COVER SCREW
31	11-69431	NUT, UPPER MOUNT COVER SCREW
32	12-27727	WASHER, UPPER MOUNT BOLT (4/16 ID) Comment: UNITED STATES 4136685 AND UP AUSTRALIA 8021840 AND UP BELGIUM 9067869 AND UP CANADA 7039238 AND UP
33	12-66966	WASHER, RUBBER - UPPER MOUNT BOLT Comment: UNITED STATES 4136685 AND UP AUSTRALIA 8021840 AND UP BELGIUM 9067869 AND UP CANADA 7039238 AND UP
34	12-30514	WASHER, UPPER MOUNT BOLT (7/16 ID) Comment: UNITED STATES 4136685 AND UP AUSTRALIA 8021840 AND UP BELGIUM 9067869 AND UP CANADA 7039238 AND UP
35	11-8M0204653	NUT, UPPER MOUNT BOLT Comment: UNITED STATES 4136685 AND UP AUSTRALIA 8021840 AND UP BELGIUM 9067869 AND UP CANADA 7039238 AND UP
36	27-385011	GASKET, EXHAUST EXTENSION PLATE TO DRIVE SHAFT HOUSING
37	11-64809	NUT, POWERHEAD TO DRIVE SHAFT HOUSING STUDS (5/16")
38	695441	TUBE, EXHAUST (LONG SHAFT) Comment: UNITED STATES 4136685 AND UP AUSTRALIA 8029190 AND UP BELGIUM 9082139 AND UP CANADA 7051133 AND UP
39	32-45679	TUBE, WATER INLET (LONG SHAFT)
40	23-23651	SLEEVE, WATER INLET TUBE
41	38157	SEAL, TRIM COVER TO DRIVE SHAFT HOUSING
42	38154	STRIP, RETAINING - TRIM COVER SEAL (SIDE)
43	38158	STRIP, RETAINING - TRIM COVER SEAL (REAR)
44	10-48408	SCREW, RETAINING STRIP TO DRIVE SHAFT HOUSING (SELF TAPPING)

▶FLYWHEEL ASSEMBLY AND STATOR (12 parts)

Ref	OEM Part #	Part Name
1	19-45907	PLUG, FLYWHEEL PULLER THREADS
2	11-52901	NUT, FLYWHEEL
3	12-33001	WASHER, FLYWHEEL NUT
4	225-4591A7	FLYWHEEL ASSEMBLY, COMPLETE Comment: UNITED STATES 4136685 AND UP AUSTRALIA 8029190 AND UP BELGIUM 9082139 AND UP CANADA 7051133 AND UP
5	10-32417	SCREW, FLEXIBLE PLATE TO FLYWHEEL (3/8")
6	10-69088	SCREW, PLATE AND HUB (7/8") Comment: UNITED STATES 4136685 AND UP AUSTRALIA 8029190 AND UP BELGIUM 9082139 AND UP CANADA 7051133 AND UP
7	17-26618	PIN, DOWEL - PULLEY TO FLYWHEEL
8	29788	FLANGE, FLYWHEEL PULLEY
9	30306	PULLEY, FLYWHEEL
10	29787	HUB, FLYWHEEL PULLEY
11	398-4634	STATOR, ALTERNATOR
12	10-57021	SCREW, STATOR TO UPPER END CAP (7/8")

▶FUEL PUMP, FUEL FILTER AND FUEL LINE (SERIAL GROUP NO. 11) (39 parts)

Ref	OEM Part #	Part Name
1	62973A4	FUEL PUMP ASSEMBLY
2	21-30430A3	CHECK VALVE ASSEMBLY
3	55278A1	DIAPHRAGM KIT
6	23004	RETAINER, CHECK VALVE
7	10-43725	SCREW, RETAINER TO HOUSING (1/4")
8	10-86885	SCREW, PUMP MOUNTING (1 5/8")
9	22-328022	PLUG, PIPE - FUEL PUMP
10	32-774572	HOSE ASSEMBLY, FUEL PUMP TO EXHAUST PLATE (12 5/8")
11	32-774572	HOSE ASSEMBLY, FUEL PUMP TO TELL TALE NOZZLE (25")
12	54-20386	CLAMP, HOSE TO FUEL PUMP AND FITTINGS
13	54-47483	CLAMP, TELL TALE HOSE TO EXHAUST MANIFOLD COVER
14	22-996642	ELBOW, HOSE TO EXHAUST PLATE
15	52889	NOZZLE, TELL TALE - REAR SUPPORT BRACKET
16	10-62568	SCREW, NOZZLE TO REAR SUPPORT BRACKET (3/8")
17	32-65424A1	FUEL LINE ASSEMBLY, FUEL PUMP/FUEL FILTER HSG (2 1/2")
18	58907	HOUSING, FUEL FILTER AND COVER
19	10-74824	SCREW, FILTER HOUSING TO TRANSFER PASSAGE COVER (1 1/4")
20	12-34437	WASHER, FUEL FILTER HOUSING MOUNTING SCREW
21	27-25851	GASKET, FILTER COVER (BOTTOM)
22	1399-3938	ELEMENT, FUEL FILTER
23	27-25849	GASKET, FILTER COVER (TOP)
24	1399-4791A1	COVER, FUEL FILTER
25	10-25822	SCREW, FILTER COVER FASTENING (5/8")
26	27-25848	GASKET, FILTER COVER FASTENING SCREW
27	32-65423	FUEL LINE, FILTER COVER TO UPPER CARBURETOR (6 5/16")
28	22-8M0123050	ELBOW, (45 DEGREE) - UPPER CARBURETOR
29	22-36567	ELBOW, LOWER CARBURETOR
30	32-62989A1	FUEL LINE, FILTER COVER TO LOWER CARBURETOR (7 1/8")
31	32-64347	FUEL LINE ASSEMBLY, FUEL PUMP TO ADAPTOR (14 1/2")
32	22-30177	NUT, FUEL LINE
33	22-30175	SLEEVE, FUEL LINE
34	22-30468	CONNECTOR, FUEL LINE
35	30186	ADAPTOR, CHECK UNIT (FUEL LINE)
36	30187	STEM, CHECK UNIT ADAPTOR
37	25-16524	"O" RING, ADAPTOR STEM
38	24-30189	SPRING, ADAPTOR STEM
39	30188	CUP WASHER, ADAPTOR
40	10-24644	SCREW, ADAPTOR TO FRONT SUPPORT BRACKET (1 3/8")
41	11-8M0207775	NUT, ADAPTOR FASTENING SCREW

▶FUEL PUMP, FUEL FILTER AND FUEL LINES (SERIAL GROUP NO. 13) (42 parts)

Ref	OEM Part #	Part Name
1	62973A4	FUEL PUMP ASSEMBLY
2	21-30430A3	CHECK VALVE ASSEMBLY
3	55278A1	DIAPHRAGM KIT
6	23004	RETAINER, CHECK VALVE
7	10-43725	SCREW, RETAINER TO HOUSING (3/8")
8	10-86885	SCREW, PUMP MOUNTING (1 5/8")
9	22-328022	PLUG, PIPE - FUEL PUMP
10	32-774572	HOSE ASSEMBLY, FUEL PUMP TO EXHAUST PLATE (12 5/8")
11	22-996642	ELBOW, HOSE TO EXHAUST PLATE
12	32-774572	HOSE ASSEMBLY, FUEL PUMP TO TELL TALE NOZZLE (25")
13	54-68725	CLAMP, HOSE TO FUEL PUMP AND FITTING
14	69555001	NOZZLE, TELL TALE - REAR SUPPORT BRACKET
15	54-70705	CLAMP, TELL TALE NOZZLE
16	10-62568	SCREW, TELL TALE CLAMP
17	54-47483	CLAMP, TELL TALE HOSE TO EXHAUST MANIFOLD COVER
18	12-29626	WASHER, CLAMP SCREW
19	22-64705	FITTING, FUEL PUMP (INLET)
20	32-8M0108355	FUEL LINE, ADAPTOR TO FUEL PUMP
21	54-68424	CLAMP, FUEL LINE ATTACHING
22	22-71909	FITTING, FUEL LINE TO ADAPTOR
23	22833	ADAPTOR, CHECK UNIT (FUEL PUMP)
24	23069	STEM, CHECK UNIT ADAPTOR
25	25-16524	"O" RING, ADAPTOR STEM
26	24-23067T	SPRING, ADAPTOR STEM
27	30188	CUP WASHER, ADAPTOR
28	10-36154	SCREW, ADAPTOR TO FRONT SUPPORT BRACKET (1 3/8")
29	11-8M0207775	NUT, ADAPTOR FASTENING SCREW
30	32-65424A1	FUEL LINE ASSEMBLY, FUEL PUMP/FUEL FILTER HSG. (1 1/2")
31	58907	HOUSING, FUEL FILTER AND COVER
32	10-60411	SCREW, FILTER HOUSING TO TRANSFER PASSAGE COVER (1 1/4")
33	12-34437	WASHER, FUEL FILTER HOUSING MOUNTING SCREW
34	27-25851	GASKET, FILTER COVER (BOTTOM)
35	1399-3938	FILTER, FUEL
36	27-25849	GASKET, FILTER COVER (TOP)
37	1399-4791A1	COVER, FUEL STRAINER
38	10-25822	SCREW, FILTER COVER FASTENING (5/8")
39	27-25848	GASKET, FILTER COVER FASTENING SCREW
40	22-70007	FITTING, FUEL STRAINER COVER
41	32-8M0108355	FUEL LINE, COVER TO UPPER CARBURETOR
42	22-66328	FITTING, FUEL INLET - UPPER CARBURETOR
43	32-8M0108355	FUEL LINE, CARBURETOR TO CARBURETOR
44	22-19688	FITTING, ELBOW - LOWER CARBURETOR

▶GEAR HOUSING ASSEMBLY, COMPLETE (51 parts)

Ref	OEM Part #	Part Name
-	1643-6038A10	GEAR HOUSING ASSEMBLY, COMPLETE (LONG SHAFT) Comment: SEE NOTE 1 IN BLOCK COMMENTS U.S. 4259240-UP BELGM 9096014-UP CAN 7058208-UP U.S. 3807832-BELOW AUSTR 8015539-BELOW BELGM 9046298-BELOW CAN 7029947-BELOW
1	1643-6038A6	GEAR HOUSING ASSEMBLY
2	17-21438	PIN, DOWEL - GEAR HOUSING
3	16-33778	STUD, WATER PUMP BODY/BASE TO GEAR HOUSING (2 5/8")
4	16-8M0034453	STUD, GEAR HOUSING TO DRIVE SHAFT HOUSING (2 3/16")
5	31-62091T	BEARING, ROLLER - DRIVE SHAFT
6	72849A1	SCREEN, WATER INTAKE - PORT
7	10-36070	SCREW, SCREENS TO GEAR HOUSING (1 1/4")
8	11-859124	NUT, SCREEN TO GEAR HOUSING SCREW
9	92815	PLATE, SUPPORT - EXHAUST TUBE SEAL
10	37721001	SEAL, EXHAUST TUBE
11	43-60245	GEAR, PINION - DRIVE SHAFT
12	11-55910	NUT, PINION GEAR TO DRIVE SHAFT
13	27-32771	GASKET, WATER PUMP BASE TO GEAR HOUSING
14	25-26855	"O" RING, WATER PUMP BASE
15	46-77516A1	WATER PUMP BASE ASSEMBLY
16	26-79831	OIL SEAL, WATER PUMP BASE
17	26-90562	OIL SEAL, WATER PUMP BASE
18	17-35973	DOWEL PIN, WATER PUMP BASE TO WATER PUMP BODY
19	27-19553	GASKET, LOWER - WATER PUMP BASE TO FACE PLATE
20	32768	PLATE, FACE - WATER PUMP BASE TO WATER PUMP BODY
21	27-19551	GASKET, UPPER - FACE PLATE TO WATER PUMP BODY
22	47-89983T	IMPELLER, WATER PUMP
23	28-8M0032837	KEY, IMPELLER DRIVE
24	46-77822A1	WATER PUMP BODY ASSEMBLY
25	48753	INSERT, WATER PUMP BODY
26	26-32121	OIL SEAL, WATER PUMP BODY
27	12-8M0204649	WASHER, WATER PUMP BODY AND BASE STUDS
28	11-826709109	NUT, WATER PUMP BODY AND BASE STUDS
29	26-38452	SEAL, WATER PUMP BODY TO WATER TUBE
30	12-38453	WASHER, CUPPED - WATER TUBE SEAL
31	25-20273	RING, RUBBER - CENTRIFUGAL SLINGER
32	10-79953Q04	SCREW, GREASE FILLER AND VENT HOLE
33	12-191833	WASHER, GREASE FILLER AND VENT HOLE SCREW
34	19-48750	PLUG, GEAR HOUSING FLUSHING HOLE
35	12-8M0204663	WASHER, GEAR HOUSING FLUSHING HOLE
36	69787A1	SHAFT ASSEMBLY, SHIFT - LOWER Comment: UNITED STATES 4259240 AND UP BELGIUM 9096014 AND UP CANADA 7058208 AND UP
37	53-29641	CLIP, RETAINING - SHIFT SHAFT
38	25-25439	"O" RING, SHIFT SHAFT BUSHING
39	23-77631A2	BUSHING ASSEMBLY, SHIFT SHAFT
40	26-24590	OIL SEAL, SHIFT SHAFT BUSHING (LOWER)
41	26-892361	OIL SEAL, SHIFT SHAFT BUSHING (UPPER)
42	12-31266	WASHER, RUBBER - SHIFT SHAFT BUSHING
43	78036	BASE, LOWER - REVERSE LOCKING
44	69542	CAM, REVERSE LOCKING Comment: UNITED STATES 4259240 AND UP BELGIUM 9096014 AND UP CANADA 7058208 AND UP
45	45-76088A2	DRIVE SHAFT ASSEMBLY (LONG SHAFT)
46	24-20254	SPRING, COMPRESSION - DRIVE SHAFT
47	17-30545	PIN, DRIVE SHAFT
48	88181	SLEEVE, LUBRICATION - DRIVE SHAFT
49	15-20929A1	SHIM, BEARING TO GEAR HOUSING (.002-3-5-10)
50	31-38146A1	ROLLER BEARING ASSEMBLY, TAPERED - DRIVE SHAFT

▶GEAR HOUSING ASSEMBLY, COMPLETE (continued) (37 parts)

Ref	OEM Part #	Part Name
-	1643-6038A10	GEAR HOUSING ASSEMBLY, COMPLETE (LONG SHAFT) Comment: SEE NOTE 1 IN BLOCK COMMENTS U.S. 4259240-UP BELGM 9096014-UP CAN 7058208-UP U.S. 3807832-BELOW AUSTR 8015539-BELOW BELGM 9046298-BELOW CAN 7029947-BELOW
1	1643-6038A6	GEAR HOUSING ASSEMBLY (SEE PAGE 34 FOR BREAKDOWN)
51	760394	CAM, SHIFT Comment: UNITED STATES 4259240 AND UP BELGIUM 9096014 AND UP CANADA 7058208 AND UP
52	38441	FOLLOWER, CAM
53	20843	SLIDE, CROSS PIN
54	24-39845	SPRING, COMPRESSION - CAM FOLLOWER
55	15-38374A1	SHIM, BEARING CUP TO GEAR HOUSING (.002-3-5-10)
56	31-38356A1	TAPERED ROLLER BEARING ASSEMBLY
57	31-21739	BEARING, ROLLER - FORWARD GEAR
58	43-60247T5	FORWARD GEAR ASSEMBLY
59	52-92911T	RATCHET, SLIDING CLUTCH
60	17-8M0020942	PIN, CROSS - RATCHET TO PROPELLER SHAFT
61	24-38114	SPRING, RETAINING - CROSS PIN
62	44-75365	SHAFT, PROPELLER
63	43-79159T	REVERSE GEAR ASSEMBLY Comment: UNITED STATES 3807833 AND UP AUSTRALIA 8015540 AND UP BELGIUM 9046299 AND UP CANADA 9029948 AND UP
64	15-20927A1	SHIM, THRUST WASHER TO GEAR HOUSING (.002-3-5-10)
65	12-32004	WASHER, TRHUST - REVERSE GEAR
66	30-20839T	BEARING, BALL - REVERSE GEAR
67	25-31986	"O" RING, BEARING CARRIER
68	69386T1	BEARING CARRIER ASSEMBLY
69	31-21700	BEARING, ROLLER - BEARING CARRIER
70	26-8M0205511	OIL SEAL, BEARING CARRIER Comment: UNITED STATES 4136685 AND UP AUSTRALIA 8029190 AND UP BELGIUM 9082139 AND UP CANADA 7051133 AND UP
70A	26-8M0203757	OIL SEAL, BEARING CARRIER - LINE CUTTER Comment: UNITED STATES 4136685 AND UP AUSTRALIA 8029190 AND UP BELGIUM 9082139 AND UP CANADA 7051133 AND UP
71	28-30281	KEY, LOCATING - BEARING CARRIER
72	14-53012	TAB WASHER, GEAR HOUSING COVER
73	11-87763	COVER, GEAR HOUSING
74	97-31640Q4	TRIM TAB ASSEMBLY, GEAR HOUSING
75	10-66024	SCREW, TRIM TAB TO GEAR HOUSING (1 3/4")
76	12-8M0214963	WASHER, DRIVE SHAFT HOSUING STUD (3/8")
77	11-8M0204726	NUT, DRIVE SHAFT HOUSING TO GEAR HOUSING (3/8")
78	12-65791	WASHER, DRIVE SHAFT HOUSING STUD (7/16")
79	11-8M0204653	NUT, DRIVE SHAFT HOUSING TO GEAR HOUSING (7/16")
80	65758	THRUST HUB, PROPELLER Comment: UNITED STATES 4136685 AND UP AUSTRALIA 8029190 AND UP BELGIUM 9082139 AND UP CANADA 7051133 AND UP
81	12-62123	WASHER, CUPPED - THRUST HUB Comment: UNITED STATES 4136684 AND BELOW AUSTRALIA 8029189 AND BELOW BELGIUM 9082138 AND BELOW CANADA 7051132 AND BELOW
82	62124A1	THRUST HUB ASSEMBLY, REAR
83	12-31992	WASHER, CUPPED - THRUST HUB
84	11-69578Q1	NUT, PROPELLER

▶SERIAL GROUP CHART/miscellaneous parts (0 parts)

▶SHIFT LINKAGE AND EXHAUST PLATE (40 parts)

Ref	OEM Part #	Part Name
1	814283A2	BRACKET, ANCHOR - CONTROL CABLES
2	60283A1	LINK ASSEMBLY, SHIFT SHAFT AND ANCHOR BRACKET
3	24-20099	SPRING, LINK TO ANCHOR BRACKET
4	37896	GUIDE BLOCK, LINK
5	52100	WEAR PLATE, NYLON - LINK
6	8M0036768	LATCH, LINK TO ANCHOR BRACKET
7	12-69056	WASHER, LINK LATCH
8	11-826709109	NUT, LINK ATTACHING
9	75008A5	SHIFT SHAFT ASSEMBLY, UPPER (LONG SHAFT) Comment: UNITED STATES 4259240 AND UP BELGIUM 9096014 AND UP CANADA 7058208 AND UP
10	93960A1	COUPLING, SHIFT SHAFT Comment: UNITED STATES 4259239 AND BELOW AUSTRALIA 8029514 AND BELOW BELGIUM 9096013 AND BELOW CANADA 7058207 AND BELOW
11	13-29720	WASHER, WAVE - SHIFT SHAFT TO LINK
12	23-26600	BUSHING, NYLON - SHIFT SHAFT TO LINK
13	12-24664	WASHER, LINK (SHIFT SHAFT END)
14	39519	CUP, RETAINER - ANCHOR BRACKET
15	87609A1	LEVER, NYLON - SHIFT CABLE LOCKING
16	17-47175	PIN, LOCKING LEVER AND COVER FASTENING
17	87609A1	LINK, LOCKING LEVER TO COVER Comment: UNITED STATES 3807833 AND UP AUSTRALIA 8015540 AND UP BELGIUM 9046299 AND UP CANADA 9029948 AND UP
18	39667	COVER, NYLON - SHIFT CABLE
19	10-69101	SCREW, ANCHOR BRACKET TO CRANKCASE/CYL. BLOCK (7/8")
20	27-60317	GASKET, POWERHEAD TO EXHAUST PLATE
21	73712A3	EXHAUST PLATE ASSEMBLY Comment: UNITED STATES 4136685 AND UP AUSTRALIA 8029190 AND UP BELGIUM 9082139 AND UP CANADA 7051133 AND UP
21A	23-27132	BUSHING, NYLON - EXHAUST PLATE Comment: UNITED STATES 4136685 AND UP AUSTRALIA 8029190 AND UP BELGIUM 9082139 AND UP CANADA 7051133 AND UP
22	16-8M0034449	STUD, EXHAUST PLATE TO DRIVE SHAFT HOUSING (1 11/16")
23	16-68166	STUD, EXHAUST PLATE TO DRIVE SHAFT HOUSING (2 1/8")
24	73156	SEAL, WATER INLET TUBE
25	12-38453	WASHER, NYLON - WATER INLET TUBE SEAL
26	38500	RETAINER, WATER INLET TUBE SEAL
27	10-69069	SCREW, RETAINER TO EXHAUST PLATE (3/4")
28	60307	SEAL, EXHAUST PLATE
29	60306	STRIP, RETAINING - EXHAUST PLATE SEAL
30	10-62568	SCREW, RETAINING STRIP TO EXHAUST PLATE (3/8")
31	90435	MOUNT, RUBBER - EXHAUST PLATE TO REAR COWL SUPPORT
32	49651A1	GROUND STRAP ASS'Y, EXHAUST PLATE TO REAR COWL SUPPORT
33	12-69057	WASHER, RUBBER MOUNT ATTACHING
34	11-8267089	NUT, RUBBER MOUNT TO EXHAUST PLATE
35	10-37562	SCREW, EXHAUST PLATE TO CYLINDER BLOCK (1")
36	27-385011	GASKET, ADAPTOR PLATE TO DRIVE SHAFT HOUSING
37	58911	EXHAUST TUBE, ADAPTOR
38	27-602801	GASKET, EXHAUST TUBE TO EXHAUST PLATE
39	10-28636	SCREW, EXHAUST TUBE TO EXHAUST PLATE (3/4")

▶STARTER MOTOR, STARTER SOLENOID, RECTIFIER & WIRING HARNESS (48 parts)

Ref	OEM Part #	Part Name
1	332-4796A6	SWITCH BOX ASSEMBLY, COMPLETE Comment: UNITED STATES 3807833 AND UP AUSTRALIA 8015540 AND UP BELGIUM 9046299 AND UP CANADA 9029948 AND UP
2	11-45076	NUT, SWITCH TERMINAL
3	10-64022	SCREW, SWITCH BOX TO FRONT SUPPORT BRACKET (2 1/8")
4	10-63506	SCREW, SWITCH BOX TO FRONT SUPPORT BRACKET (2 1/8")
5	11-8M0207775	NUT, SWITCH BOX SCREW ATTACHING
6	54-22627	CLAMP, ELECTRIAL LEADS TO SWITCH BOX
7	10-69079	SCREW, CLAMP TO SWITCH BOX (7/16")
8	8M0084613	"D" WASHER, CLAMP FASTENING SCREW
9	56318A5	CABLE ASSEMBLY, COIL TO SWITCH BOX (GREEN)
10	8M0058226	RECTIFIER ASSEMBLY
11	11-45076	NUT, RECTIFIER TERMINAL
12	10-37571	SCREW, RECTIFIER TO FRONT SUPPORT BRACKER (1/2")
13	50-44369A1	STARTER MOTOR ASSEMBLY Comment: UNITED STATES 3660088 AND UP AUSTRALIA 8009835 AND UP BELGIUM 9031354 AND UP CANADA 7019758 AND UP
14	8M0043376	STOP, RUBBER - STARTER MOTOR
15	84-60872	CABLE, STARTER TO FRONT SUPPORT BRACKET (9/2")
16	10-28635	SCREW, CABLE TO STARTER MOTOR (5/8")
17	84-68890	CABLE, SOLENOID TO STARTER MOTOR (22 1/2") Comment: UNITED STATES 4042112 AND UP AUSTRALIA 8021840 AND UP BELGIUM 9067869 AND UP CANADA 7039238 AND UP
18	13-26992	LOCKWASHER, STARTER MOTOR TERMINAL
19	11-20890	NUT, STARTER MOTOR TERMINAL
20	23-8M0034918	COLLAR, RUBBER - STARTER MOTOR MOUNT
21	23-56774	SPACER, COLLAR TO MOUNTING BRACKETS
22	89-853654A1	STARTER SOLENOID
23	10-69054	SCREW, SOLENOID TO FRONT SUPPORT BRACKET (5/8")
24	13-26992	LOCKWASHER, SOLENOID MOUNTING SCREW
25	10-98256	SCREW, SOLENOID TO FRONT SUPPORT BRACKET (1/2")
26	11-8M0207775	NUT, SOLENOID MOUNTING SCREW
27	10,13-26996	LOCKWASHER, SOLENOID TERMINAL
28	10,11-68219	NUT, SOLENOID TERMINAL
29	13-8M0204647	LOCKWASHER, SOLENOID TERMINAL (5/16")
30	11-21908	NUT, SOLENOID TERMINAL (5/16")
30A	46265	BOOT, STARTER SOLENOID TERMINAL
31	84-61378A2	CABLE, BATTERY TO STARTER SOLENOID
32	84-60795	WIRING HARNESS (INTERNAL)
33	10-69560	SCREW, WIRING HARNESS TO FRONT SUPPORT BRACKET (1 1/4")
34	11-46438	NUT, WIRING HARNESS SCREW
35	60114A1	BRACKET ASSEMBLY, WIRING HARNESS
36	26-60925	SEAL, WIRING HARNESS BRACKET
37	10-69082	SCREW, WIRING HARNESS BRACKET MOUNTING (2 3/8")
38	25-92012	GROMMET, WIRING HARNESS BRACKET SCREW
39	61990	STA-STRAP, INTERNAL HARNESS AND CABLES
40	332-4895T2	IGNITION COIL ASSEMBLY
41	72015	PAD, RUBBER - IGNITION COIL
42	63195	COVER, IGNITION COIL
43	62094	BRACKET, COIL MOUNTING
44	10-88856	SCREW, COIL AND BRACKET TO CYLINDER BLOCK (2")
45	84-60466A1	CABLE ASSEMBLY, GROUND - MOUNTING SCREW
46	10,13-26996	LOCKWASHER, IGNITION COIL TERMINAL
47	10,11-45076	NUT, IGNITION COIL TERMINAL

100-Hour / Annual Service Checklist

Regular maintenance keeps your Mercury 650 (3 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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