Mercury 9.9 (4-STROKE)(232 cc) (0H000058 THRU 0H016909) Parts & Diagrams

🔎 Mercury 9.9 (4-STROKE)(232 cc) Reference Library — Exploded parts diagrams (24 diagrams), specifications, common issues, and maintenance checklist.

The Mercury 9.9 (4-STROKE)(232 cc) is a 4-Stroke, Inline 2-Cylinder, EFI outboard motor. A popular choice for small fishing boats, inflatable RIBs, and sailboat auxiliaries.

Quick Reference Specifications

Specification	Value
Engine Type	4-Stroke, Inline 2-Cylinder, EFI
Horsepower	10 HP
Displacement	209 cc
Bore x Stroke	55 mm x 44 mm
Spark Plug (Type & Gap)	NGK DCPR6E
Engine Oil Capacity	0.8 L (27 fl oz)
Recommended Engine Oil	SAE 10W-30 Mercury 4-Stroke Outboard Oil
Gear Case Oil Capacity	320 mL (10.8 fl oz)
Idle Speed (in gear)	900 RPM
Full Throttle RPM Range	5000-6000
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 9.9 (4-STROKE)(232 cc):

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 9.9 (4-STROKE)(232 cc).

▶ACCESSORIES (0 parts)

▶BOTTOM COWL (23 parts)

Ref	OEM Part #	Part Name
1	4000-825780F2	BOTTOM COWL Comment: (GRAY)
2	825782F2	LEVER-COWL LATCH Comment: (GRAY)
3	23-812707	BUSHING
4	13-12134	WAVE WASHER
5	893766	LATCH HOOK
6	12-8M0214930	WASHER
7	10-4006731	SCREW (M6 X 16)
8	10-40011131	SCREW (M6 X 35)
9	12-69057	WASHER
10	25-828129	GROMMET
11	25-828129	GROMMET
12	23-826618	BUSHING
13	37-111851	DECAL-SHIFT Comment: (MANUAL)(SIDE SHIFT)
14	25-826849	GROMMET
15	10-40011129	SCREW (M6 X 25)
16	12-69057	WASHER
17	25-828129	GROMMET
18	25-828129	GROMMET
19	23-826618	BUSHING
20	827403	COVER Comment: (ELECTRIC)
21	10-8M0204741	SCREW (M6 X 20)
22	825569	COVER Comment: MANUAL
23	25-825784	GROMMET Comment: MANUAL

▶CAMSHAFT/OIL PUMP (25 parts)

Ref	OEM Part #	Part Name
-	27-825847A95	GASKET SET
1	825657	BELT
2	11-825717	NUT
3	12-825718	WASHER
4	12-825716	WASHER
5	43-825715	GEAR-DRIVE
6	28-8M0084803	KEY
7	35-825467T02	FILTER-OIL/SCREEN
8	825499	HOUSING
9	25-84464M	O-RING
10	12-82214M	WASHER
11	10-84931M	BOLT
12	10-82500930	BOLT
13	10-826957M	BOLT
14	12-825498	WASHER
15	43-825494T	GEAR-DRIVEN
16	12-82710M	WASHER
17	26-825455	OIL SEAL
18	825454	CAMSHAFT
19	825456T1	OIL PUMP ASSEMBLY
20	25-825462	O-RING
21	25-827016	O-RING
22	25-825438	O-RING
23	25-84464M	O-RING
24	10-8248326	BOLT

▶CARBURETOR (46 parts)

Ref	OEM Part #	Part Name
-	827493M	CARB REPAIR KIT
1	10-82980M	SCREW
2	13-82212M	LOCKWASHER
3	827473T	STARTER SET
4	25-827472T	O-RING
5	32-827471M	PIPE
6	54-827482M	CLAMP
7	26-827468M	SEAL Comment: USE WITH ADJUSTABLE SCREW
8	10-809125M	SCREW-AIR ADJUSTING Comment: (BODENSEE) (S/N-0H013400-0H014137) USE WITH ADJUSTABLE SCREW
9	24-80437M	SPRING Comment: USE WITH ADJUSTABLE SCREW
10	19-855237	PLUG Comment: (S/N-0H014138 & UP)
11	10-826931M	SCREW
12	24-82596M	SPRING-PILOT ADJUSTING
13	16-825522	STUD
14	17-80451M	FLOAT PIN
15	809127M	ROD-ACCELERATOR PUMP Comment: (BODENSEE) (S/N-0H013400 & UP)
16	11-82537M	NUT
17	827486M	SHAFT-CHOKE
18	12-827488M	WASHER
19	809123M	MAIN NOZZLE Comment: BODENSEE S/N-0H013400 & UP
20	82625M	MAIN JET / Comment: BODENSEE S/N-0H013400 & UP
21	25-809124M	O-RING Comment: BODENSEE S/N-0H013400 & UP
22	10-809128M	SCREW Comment: S/N-0H013399 & BELOW
23	14182M	VALVE-NEEDLE
24	827465M	JET-PILOT
25	27-80960M	GASKET
26	19-827466M	PLUG-MAIN NOZZLE
27	827470M	FLOAT
28	27-827463M	GASKET-FLOAT CHAMBER
29	35-827474M	FILTER
30	827475M	JET-STARTER
31	827483M	VALVE-CHOKE
32	10-827480M	SCREW
33	27-827481M	GASKET
34	10-827477M	SCREW-DRAIN
35	25-827476M	O-RING
36	827464M	FLOAT BOWL
37	13-82206M	LOCKWASHER
38	10-91738M	SCREW
39	24-827479M	SPRING
40	827478M	DIAPHRAGM
41	809126M	COVER Comment: (BODENSEE) (S/N-0H013400 & UP)
42	24-827487M
43	13-82206M	LOCKWASHER
44	10-83509M	SCREW
45	26-827737	SEAL Comment: (BODENSEE) (S/N-0H013400 & UP)

▶CLAMP BRACKET (35 parts)

Ref	OEM Part #	Part Name
1	3404-8894A9	CLAMP BRACKET Comment: (PORT - GRAY)
2	3403-8892A7	CLAMP BRACKET Comment: (STBD. - GRAY)
3	10-92767A3	THUMB SCREW ASSEMBLY
4	12-73719	WASHER-THUMB SCREW
5	10-768042	SCREW-WASHER ATTACHING
6	23-8M0084719	SPACER
7	10-4000333	SCREW
8	37-12869	DECAL (TILT)
9	814427	SHUTTLE-TILT LOCK
10	42078	TILT TUBE (MANUAL)
11	54-8M0085928	CLIP-SAFETY
12	11-93164	NUT-TILT TUBE
13	12-71421	WASHER-TILT TUBE
14	42390A1	LEVER ASSEMBLY-TILT RETURN
15	90901	STRAP-TILT STOP - PORT SIDE
16	10-42498	SCREW-STRAP TO CLAMP BRACKET
17	13-31030	WAVE WASHER-TILT STOP STRAP SCREW
18	10-43216	BOLT-CLAMP BRACKET TO TRANSOM
19	12-67983	WASHER-CLAMP BRACKET BOLT
20	11-8267118	NUT-CLAMP BRACKET BOLT
21	8M0041936	TILT TUBE Comment: ELECTRIC
22	11-93164	NUT Comment: ELECTRIC
23	23-113841	SPACER Comment: ELECTRIC
24	10-4000354	SCREW Comment: ELECTRIC
25	12-56720	WASHER Comment: ELECTRIC
26	11607	BRACKET Comment: ELECTRIC
27	11-401388	NUT Comment: ELECTRIC
28	11606T	TIE ROD Comment: ELECTRIC
29	29698	BALL JOINT Comment: ELECTRIC
30	12-8M0109680	WASHER (.39 X .546 X .1) Comment: ELECTRIC
31	12-30521	WASHER (.97 X .56 X .19) Comment: ELECTRIC
32	12-37828	WASHER (.390 X .625 X .062) Comment: ELECTRIC
33	23-66751	SPACER Comment: ELECTRIC
34	11-8M0204726	NUT (.375-24) Comment: ELECTRIC
35	19624A1	SEAL KIT Comment: ELECTRIC

▶CRANKSHAFT, PISTONS AND CONNECTING RODS (13 parts)

Ref	OEM Part #	Part Name
-	27-825847A95	GASKET SET
1	26-825704	SEAL-OIL
2	31-825710	BEARING-THRUST
3	400-825703	CRANKSHAFT
4	31-825706T20	BEARING-MAIN Comment: (BLUE)
5	26-825705	SEAL-OIL
6	10-825708	BOLT
7	12-825709	WASHER
8	600-825707A2	CONNECTING ROD
9	53-82343M	CIRCLIP
10	41-825713	PISTON PIN
11	700-825711T1	PISTON Comment: (.020 OVERSIZE) SEE NOTE
12	39-825712T2	RING-PISTON Comment: (.020 OVERSIZE)

▶CYLINDER BLOCK AND CRANKCASE (51 parts)

Ref	OEM Part #	Part Name
-	27-825847A95	GASKET SET
1	900-825688A1	CRANKCASE ASSEMBLY
2	17-825689	PIN-DOWEL
3	10-41885M	BOLT
4	10-41837M	BOLT
5	27-825847	GASKET-CYLINDER BLOCK
6	27-825693	GASKET-INNER EXHAUST COVER
7	825692	COVER-INNER EXHAUST
8	27-825694	GASKET-OUTER EXHAUST COVER
9	10-893745025	BOLT
10	827736A1	COVER-OUTER EXHAUST Comment: (BODENSEE) (SEE NOTE)
11	22-83326M	FITTING Comment: (BODENSEE)
12	10-82500930	BOLT
13	25-825483	O-RING
14	855676003	THERMOSTAT
15	27-825701	GASKET-COVER
16	825700	COVER-THERMOSTAT
17	10-8257021	BOLT
18	22-8830591	PIPE
19	32-8M0108355	HOSE (16 IN.)
20	27-8254821	GASKET-CYLINDER HEAD
21	900-825720A1	CYLINDER HEAD ASSEMBLY
22	825721	GUIDE
23	53-825038	CIRCLIP
24	22-83326M	FITTING
25	10-8M0205943	BOLT
26	33-827859	SPARK PLUG
27	825437	PLUG
28	25-825438	O-RING
29	825435	ANODE
30	10-825436	SCREW
31	10-825480	BOLT
32	10-825479	BOLT
33	825488	SEAL
34	25-825485	GROMMET
35	825484	COVER-CYLINDER HEAD
36	825486	PIPE-BREATHER
37	22-83326M	NIPPLE
38	10-8257021	BOLT
39	25-8M0052669	O-RING
40	859578A1	PLUG-OIL
41	19-825795	DIPSTICK
42	32-826864	HOSE
43	22-818993	CONNECTOR-T
44	32-8M0108349	HOSE (2 IN.)
45	32-9912878	HOSE (1-1/2 IN.)
46	22-733181	TEE Comment: (BODENSEE)
47	32-825434	HOSE
48	32-8M0108355	HOSE (10 IN.) ) Comment: (NON BODENSEE)
49	32-826863	HOSE
50	826861	FITTING

▶DRIVESHAFT HOUSING (53 parts)

Ref	OEM Part #	Part Name
-	27-825847A95	GASKET SET
1	26-825807	SEAL-RUBBER
2	26-825806	SEAL
3	26-825805	DAMPER
4	25-825804	O-RING
5	10-825773	BOLT
6	10-8M0204741	SCREW (M6 X 20)
7	12-8M0204649	WASHER
8	17-82364M	PIN-DOWEL
9	26-827406	SEAL-OIL
10	825574A2	EXHAUST GUIDE
11	825771	SEAL
12	26-85023	SEAL-OIL
13	827395	HOUSING-SEAL
14	825580	SEAL
15	825581	GUIDE
16	10-825582	SCREW
17	825766	STRAINER
18	10-825767	BOLT
19	25-825579	O-RING
20	825578A1	RELIEF VALVE
21	27-8257741	GASKET-OIL PAN
22	825765	SEAL
23	825764	OIL PAN
24	25-825770	O-RING
25	825769	DRAIN PLUG
26	825768	DAMPER
27	26-827241	SEAL
28	32-826035	WATER TUBE Comment: (LONG)
29	27-8258281	GASKET
30	825772T	EXHAUST MANIFOLD
31	10-825773	BOLT
32	825777	COVER
33	27-8257781	GASKET
34	17-82364M	PIN-DOWEL
35	1500-825835F2	HOUSING ASSEMBLY Comment: (LONG) GRAY
36	825797F2	COVER Comment: (STARBOARD) GRAY
37	10-4007841	SCREW (SELF-TAPPING)
38	825798F2	COVER-OIL DRAIN Comment: (GRAY)
39	10-830106	SCREW (M8 X 40)
40	8M0039074	MOUNT
41	42374F5	COVER-MOUNT Comment: (GRAY)
42	10-4009238	SCREW-MOUNT COVER
43	13-400256	LOCKWASHER
44	11-400212	NUT-COVER SCREW
45	826682	PIPE
46	825575	PIPE
47	12-84273M	WASHER
48	827336	BUSHING
49	11-84282M	NUT
50	26-827947	SEAL
51	10-40056105	SCREW (M5 X 10)
52	828364	FUNNEL-OIL DRAIN

▶ELECTRICAL COMPONENTS (51 parts)

Ref	OEM Part #	Part Name
-	61-822775T7	POWERHEAD
1	11-82390M	NUT Comment: ELECTRIC MODELS
2	12-82214M	WASHER Comment: ELECTRIC MODELS
3	23-17044M	BUSHING Comment: ELECTRIC MODELS
4	825682T	BRACKET Comment: ELECTRIC MODELS
5	25-97687M	GROMMET Comment: ELECTRIC MODELS
6	12-8M0204649	WASHER Comment: ELECTRIC MODELS
7	56-8M0206596	SCREW (M6 X 20) Comment: ELECTRIC MODELS
8	825680T	RECTIFIER/REGULATOR ASSEMBLY Comment: ELECTRIC MODELS
9	10-8248326	SCREW Comment: ELECTRIC MODELS
10	825679	WIRE
11	825678	SWITCH-OIL PRESSURE
12	825671	BRACKET
13	10-84058M	SCREW
14	825667T	CDI UNIT
15	84-824912A6	CABLE (MANUAL)
16	10-84058M	SCREW
17	54-816311T	STA STRAP
18	825674	CLAMP
19	84-827630A4	HARNESS-ENGINE (ELECTRIC)
20	84-825102A1	BOOT
21	25-82069M	GROMMET
22	84-859451A1	CABLE-FUSE Comment: ELECTRIC MODELS
23	88-8M0207796	FUSE Comment: ELECTRIC MODELS
24	84-95084A19	CABLE-FUSE Comment: ELECTRIC MODELS
25	10-825502	SCREW
26	825673	COVER
27	10-8248326	SCREW
28	825672	PLATE
29	825668T	IGNITION COIL ASSEMBLY
30	825656	PILOT LIGHT (MANUAL)
31	87-11083A30	SWITCH
32	15920Q54	LANYARD SWITCH
33	8M0032846	RETAINER
34	10-4000326	SCREW Comment: ELECTRIC MODELS
35	12-8M0204649	WASHER Comment: ELECTRIC MODELS
36	826011	BRACKET Comment: ELECTRIC MODELS
37	8M0010250	BRACKET Comment: ELECTRIC MODELS
38	826009T1	STARTER RELAY Comment: ELECTRIC MODELS
39	12-827205	WASHER Comment: ELECTRIC MODELS
40	11-827204	NUT Comment: ELECTRIC MODELS
41	84-88439A29	BATTERY CABLE Comment: ELECTRIC MODELS
42	826012	WIRE Comment: ELECTRIC MODELS
43	85-826574	CAP Comment: ELECTRIC MODELS
44	25-828114	GROMMET Comment: ELECTRIC MODELS
45	92753	RETAINER Comment: ELECTRIC MODELS
46	83-42551A3	DIODE ASSEMBLY Comment: ELECTRIC MODELS
47	84-824372A1	CABLE Comment: ELECTRIC MODELS
48	54-805625	CLAMP Comment: ELECTRIC MODELS
49	13-400256	LOCKWASHER Comment: ELECTRIC MODELS
50	11-400212	NUT Comment: ELECTRIC MODELS

▶FUEL PUMP (28 parts)

Ref	OEM Part #	Part Name
1	825470T	FUEL PUMP Comment: (BODENSEE)
2	827441M	CHECK VALVE
3	827442M	DIAPHRAGM
4	10-827443M	SCREW
5	809129M	DIAPHRAGM
6	10-83509M	SCREW
7	12-82847M	WASHER
8	809130M	SEAL Comment: BODENSEE
9	10-80954M	SCREW Comment: BODENSEE
10	32-9912878	TUBING (21 IN.)
11	54-816311T	STA-STRAP
12	35-80365M	STRAINER
13	32-825632	HOSE
14	54-82047M	CLIP
15	10-40019130	SCREW (M6 X 30)
16	13-400256	LOCKWASHER
17	12-8M0204649	WASHER
18	54-82047M	CLIP
19	32-82012M	HOSE
20	25-825478	O-RING
21	54-54457	CLIP
22	12-8M0204649	WASHER
23	10-4000326	SCREW (M6 X 12)
24	22-8M0182334	FUEL CONNECTOR
25	25-18202	GROMMET-FUEL CONNECTOR
26	10-8M0204741	SCREW (M6 X 20)
27	32-9912878	TUBING (10 IN.) Comment: BODENSEE
28	32-8M0108355	TUBING (10 IN.) Comment: BODENSEE

▶GEAR HOUSING (DRIVE SHAFT)(2.00:1 GEAR RATIO) (46 parts)

Ref	OEM Part #	Part Name
-	27-825847A95	ENGINE GASKET SET
1	1666-8833A18	GEAR HOUSING Comment: (GRAY)
2	23-12009	BUSHING-GEAR HOUSING
3	22-8M0058389	DRAIN SCREW
4	12-191833	SEALING WASHER
5	822244A1	SLEEVE ASSEMBLY
6	23-823944	SLEEVE
7	23-823943	BUSHING
8	10-79953Q04	SCREW PLUG KIT
9	12-191833	SEALING WASHER
10	35-421991	SCREEN
11	10-13954	SCREW
12	97-42121Q02	ANODE ASSEMBLY
13	10-13954	SCREW
14	26-42133	SEAL
15	43-8219251	PINION GEAR (13 TEETH)
16	12-41369	WASHER-THRUST
17	31-22756	BEARING
18	46-42040T5	WATER PUMP BASE
19	27-192043	GASKET
20	26-33613	SEAL
21	42375	RETAINER
22	10-48408	SCREW
23	25-822236	QUAD RING
24	26-413651	OIL SEAL
25	27-19202001	GASKET
26	32-42185A1	WATER TUBE
27	42200	FACE PLATE
28	46-42089A2	COVER ASSEMBLY
29	26-421021	SEAL
30	47-42038Q02	IMPELLER
31	28-8M0173458	KEY ASSEMBLY
32	444671	GUIDE
33	10-82684430	SCREW-WATER PUMP
34	12-8M0204649	WASHER
35	42039	CAM-SHIFT
36	826873	SHIFT SHAFT Comment: (LONG)
37	11-400212	NUT
38	822419	COUPLER
39	826875	SHIFT SHAFT (UPPER)
40	53-42389	E-RING
41	8M0036770	GUIDE
42	10-40011109	SCREW
43	11-401385	NUT-GUIDE SCREW
44	45-825843	DRIVE SHAFT Comment: (LONG)
45	12-822248	THRUST WASHER

▶GEAR HOUSING (PROPELLER SHAFT)(2.00:1 GEAR RATIO) (23 parts)

Ref	OEM Part #	Part Name
-	27-825847A95	ENGINE GASKET SET
1	1666-8833A18	GEAR HOUSING Comment: (GRAY)
46	31-821321A1	ROLLER BEARING
47	43-821924A1	FORWARD GEAR (26 TEETH)
48	23-41367	BUSHING
49	813139	CAM FOLLOWER
50	52-821930A1	CLUTCH ASSEMBLY
51	17-823951	CROSS PIN
52	24-42204	SPRING
53	44-821929	PROPELLER SHAFT
54	43-821926T1	REVERSE GEAR (26 TEETH)
55	42144T3	BEARING CARRIER
56	25-8M0214923	O-RING
57	23-821927	BUSHING
58	26-99325	OIL SEAL
59	26-821928	OIL SEAL
60	10-82407110	SCREW
61	10-8240717	SCREW
62	48-828152A12	PROPELLER Comment: (8 BODENSEE)
63	11-40140	PROPELLER NUT
64	8219321	THRUST HUB
65	23-420911	SPACER
66	822559Q01	REVERSE THRUST CUP

▶INTAKE (39 parts)

Ref	OEM Part #	Part Name
-	27-825847A95	GASKET SET
1	10-826679	SCREW
2	825588	LOUVER
3	825826	FUNNEL Comment: (S/N-0H013399 & BELOW)
4	827739	FUNNEL & Comment: BODENSEE -S/N-0H013400 & UP
5	825486	PIPE-BREATHER Comment: BODENSEE -S/N-0H013400 & UP
6	27-825589	GASKET
7	10-4000334	BOLT (M6 X 45)
8	12-8M0204649	WASHER
9	825584	MANIFOLD
10	27-825586	GASKET-MANIFOLD
11	27-825587	GASKET-MANIFOLD
12	12-82214M	WASHER
13	11-82390M	NUT
14	27-825585	GASKET-MANIFOLD
15	54-28700	CLAMP
16	825600	HOLDER-GUIDE
17	16-827317	STUD
18	54-8M0024808	CLAMP (USE WHERE APPLICABLE)
19	11-400212	NUT
20	825597	PIPE-BREATHER Comment: S/N-0H013399 & BELOW
21	22-813613	FITTING-TELLTALE Comment: BODENSEE S/N-0H013400 & UP
22	827734	PIPE-BREATHER & Comment: BODENSEE S/N-0H013400 & UP
23	19-824473	CAP Comment: BODENSEE S/N-0H013400 & UP
24	10-825511	SCREW
25	825590	SEPARATOR-OIL
26	27-825592	GASKET-OIL SEAL HOUSING
27	825591	SEPARATOR-OIL
28	10-84272M	SCREW
29	32-825598	HOSE
30	32-825632	HOSE
31	10-84272M	SCREW
32	825593	BREATHER
33	825594	BREATHER
34	12-82847M	WASHER
35	10-825515	SCREW
36	27-825596	GASKET-BREATHER
37	10-84272M	SCREW
38	825595	BREATHER

▶INTAKE/EXHAUST VALVE (17 parts)

Ref	OEM Part #	Part Name
-	27-825847A95	GASKET SET
1	825439	VALVE-INTAKE
2	825440	VALVE-EXHAUST
3	825441	WASHER
4	26-822647	SEAL
5	24-825442	SPRING-INNER
6	827747	RETAINER
7	28-893554	COTTER PIN-VALVE
8	825445	LIFTER-VALVE
9	825447A1	ARM-ROCKER VALVE
10	10-825448	SCREW-VALVE ADJUSTING
11	11-825449	NUT
12	24-825452	SPRING
13	825451	COLLAR
14	24-825453	SPRING
15	825450	SHAFT-ROCKER
16	825443	RETAINER

▶MISCELLANEOUS INFORMATION (1 parts)

Ref	OEM Part #	Part Name
0	90-827857R1	SERVICE MANUAL

▶STARTER ASSEMBLY (MANUAL) (40 parts)

Ref	OEM Part #	Part Name
1	825635T1	STARTER ASSEMBLY
2	827444M	HOUSING
3	12-827451M	THRUST WASHER
4	50-12066Q10	STARTER ROPE
5	24-827446M	SPRING-STARTER
6	827445M	DRUM-SHEAVE
7	827459M	COVER-STARTER HOUSING
8	13-82186M	LOCKWASHER
9	10-82417M	BOLT
10	827453M	STOPPER
11	24-827456M	SPRING
12	827457M	LINK
13	12-82213M	WASHER
14	18-43089M	COTTER PIN
15	827458M	PLATE-DRIVE
16	827461M	DAMPER
17	827460M	COVER
18	24-827449M	SPRING-DRIVE PLATE
19	12-827447M	WASHER-THRUST
20	11704M	ROLLER-ROPE
21	23-11705M	BUSHING
22	13-11706M	LOCKWASHER
23	13-82212M	LOCKWASHER
24	10-82405M	BOLT
25	827448M	PULLEY
26	17-825527	PIN
27	23-827450M	BUSHING
28	12-827462M	WASHER-DRIVE PAWL
29	11-82383M	NUT
30	10-825528	BOLT
31	24-827455M	SPRING-RETURN
32	827454M	ARM
33	12-827452M	WASHER
34	85174A1	HANDLE
35	10-4000354	BOLT (M8 X 30)
36	12-4002317	WASHER
37	825650	STEERING CABLE
38	10-82239312	BOLT (M5 X 12)
39	825651	STAY
40	825801	STAY

▶STARTER MOTOR ASSEMBLY (22 parts)

Ref	OEM Part #	Part Name
-	825991A2	STARTER MOTOR
1	96360M	RETAINER
2	97694T	GEAR
3	814981M	BRACKET
4	25-814982M	O-RING
5	12-96364M	WASHER KIT
6	96365M	ARMATURE
7	96366M	STATOR
8	24-84927M	SPRING
9	96368M	BRUSH
10	96367M	BRUSH HOLDER
11	96369M	BRUSH
12	96370M	BRACKET
13	10-84929M	BOLT
14	11-827204	NUT
15	12-827205	WASHER
16	10-827208	SCREW
17	84-88439A30	BATTERY CABLE
18	826008T	BRACKET
19	10-4000354	SCREW
20	12-4002317	WASHER
21	10-827207	SCREW

▶STATOR/ROTOR (17 parts)

Ref	OEM Part #	Part Name
1	825663	SHAFT
2	825662T	COVER-FLYWHEEL
3	10-825510	SCREW
4	825665	COLLAR
5	25-11416T	GROMMET
6	11-81770M	NUT
7	12-81814M	WASHER
8	826016	ROTOR Comment: (ELECTRIC)
9	10-827029	BOLT
10	825659	STATOR Comment: (ELECTRIC)
11	825660T	MAGNETO BASE
12	10-827027	SCREW
13	10-827026	SCREW
14	17-825010	PIN-DOWEL
15	28-8M0057164	KEY
16	825661	PULSER
17	10-82104510	SCREW (M5 X 10)

▶SWIVEL BRACKET (27 parts)

Ref	OEM Part #	Part Name
-	37-8237011	DECAL-CO-PILOT
1	3402-8831A9	SWIVEL BRACKET Comment: (GRAY)
2	22-8M0169589	GREASE FITTING
3	23-421402	BEARING
4	23-42080T01	THRUST BEARING-UPPER
5	23-42139	BUSHING-LOWER
6	26-42077	SEAL
7	12-42373	THRUST WASHER-LOWER
8	24-421301	SPRING
9	42082T04	BRACKET
10	17-420811	PIN
11	8M0075731	HOOK-REVERSE LOCK
12	17-830741A1	PIVOT PIN
13	91963	WASHER-PIVOT PIN
14	53-832720	RETAINING RING
15	24-42128	SPRING
16	42085F5	CARRYING HANDLE Comment: (GRAY)
17	24-42127	SPRING-REVERSE HOOK
18	53-13194	E-RING
19	821961	ROD
20	8165621	BRAKE DISC
21	821958A1	SWIVEL HEAD PLATE
22	10-40011126	SCREW
23	821957	BRAKE PLATE
24	12-29330	WASHER
25	821959	HANDLE
26	11-8M0204726	NUT

▶SWIVEL HEAD AND STEERING HANDLE (40 parts)

Ref	OEM Part #	Part Name
-	828133	STOP-THROTTLE HANDLE Comment: (SIDE SHIFT - 8 BODENSEE)
1	825551A3	SWIVEL HEAD Comment: (GRAY)
2	23-823939	BUSHING
3	826648	PLATE
4	10-40011107	SCREW (M5 X .8 X 16)
5	12-822145	WASHER
6	13-826792	WAVE WASHER
7	12-822146	WASHER
8	821468T9	STEERING HANDLE ARM Comment: (GRAY)
9	822441	RETAINER
10	10-40011107	SCREW (M5 X .8 X 16)
11	822148A3	COVER KIT
12	822150	PULLEY
13	NSS	PULLEY CASE (PART OF REF. #11)
14	10-878608	SCREW (10-16)
15	43242T09	THROTTLE CABLE Comment: (HANDLE SHIFT)
16	85-9600910	SLEEVE
17	37-8242002	DECAL Comment: (HANDLE SHIFT)
18	8M0221732	GRIP
19	87-8M0104613	STOP SWITCH
20	821972T	THROTTLE FRICTION KNOB
21	892995	THROTTLE FRICTION LOCK
22	10-8M0204707	SCREW (M6 X 1 X 25)
23	831853	THROTTLE HANDLE Comment: (HANDLE SHIFT) (8 BODENSEE)
24	821463T01	TILLER TUBE
25	24-96203	SPRING
26	12-4002317	WASHER
27	16-825552	STUD
28	10-4000326	SCREW (M6 X 12
29	12-8M0204649	WASHER
30	825541	PLATE
31	26-825547	SEAL
32	825540	MOUNT
33	825544	CLAMP
34	10-4000354	SCREW (M8 X 30)
35	12-4002317	WASHER
36	26-825543	SEAL
37	825545	BRACKET
38	825546	DAMPER
39	11-401368	NUT

▶THROTTLE LINKAGE (ELECTRIC-REMOTE CONTROL) (35 parts)

Ref	OEM Part #	Part Name
1	826037	PLUG
2	8280471	STRAP
3	10-4006731	SCREW (M6 X 16)
4	826025A1	SHIFT ARM
5	11-825677	NUT-PUSH
6	822459	RETAINER
7	10-82239312	SCREW (M5 X 12)
8	10-8M0204741	SCREW (M6 X 20)
9	828050	LINK
10	826065	LINK-JOINT
11	11-8237515	NUT
12	825790	THROTTLE LINK
13	826137	LINK-JOINT
14	826034	PLATE
15	10-4006731	SCREW (M6 X 16)
16	828049	SLIDE
17	NLA	SPRING Comment: (DESIGN I - ORDER 826028A2)
18	826028A2	THROTTLE ARM
19	822459	RETAINER
20	11-825677	NUT-PUSH
21	53-8237951	E CLIP
22	852494A5	SHIFT SHAFT
23	826063	INTERLOCK LEVER
24	10-40011111	SCREW (M5 X 35)
25	10-825510	SCREW
26	13-400256	LOCKWASHER
27	12-8M0214930	WASHER
28	826031	COVER
29	10-8M0204741	SCREW (M6 X 20)
30	8260241	PLATFORM
31	828007	SEAL
32	10-82239312	SCREW (M5 X 12)
33	824994	PLATE
34	24-824993	SPRING
35	24-824992	SPRING

▶THROTTLE LINKAGE (MANUAL) (30 parts)

Ref	OEM Part #	Part Name
1	825792	SHIFT HANDLE Comment: SIDE SHIFT
2	25-825781	GROMMET Comment: SIDE SHIFT
3	10-82239312	SCREW (M5 X 12) Comment: SIDE SHIFT
4	8280471	STRAP
5	10-4006731	SCREW (M6 X 16)
6	10-8M0204741	SCREW (M6 X 20)
7	12-8M0214930	WASHER
8	830880	LINK-SLIDING
9	826065	LINK-JOINT
10	11-8237515	NUT
11	825790	THROTTLE LINK
12	826137	LINK-JOINT
13	825787A2	PULLEY
14	23-825788	BUSHING (SIDE SHIFT)
15	11-401196	NUT
16	24-824992	SPRING
17	24-824993	SPRING
18	824994	PLATE
19	10-82239312	SCREW (M5 X 12)
20	10-40011111	SCREW (M5 X 35)
21	826063	INTERLOCK LEVER
22	852494A5	HORIZONTAL SHIFT SHAFT
23	10-8M0204741	SCREW (M6 X 20) (SIDE SHIFT)
24	8257863	CONTROL PLATFORM
25	23-825789	BUSHING (SIDE SHIFT)
26	826037	PLUG Comment: HANDLE SHIFT
27	826021	GEAR-DRIVEN Comment: HANDLE SHIFT
28	826022	COVER Comment: HANDLE SHIFT
29	10-8M0204741	SCREW (M6 X 20) Comment: HANDLE SHIFT
30	826019	GEAR-DRIVER Comment: HANDLE SHIFT

▶TOP COWL (29 parts)

Ref	OEM Part #	Part Name
1	114-854654T4	TOP COWL Comment: (SILVER) S/N-0H013399 & BELOW
2	825554F2	AIR INLET SHIELD Comment: (SILVER) S/N-0H013399 & BELOW
3	10-4006731	SCREW (M6 X 16) Comment: S/N-0H013399 & BELOW
4	8M0038412	BRACKET (REAR)
5	10-8231871	SCREW (M4 X 14.5)
6	13-26995	LOCKWASHER
7	11-8237515	NUT
8	893763	BRACKET
9	10-4006731	SCREW (M6 X 16)
10	11-8237515	NUT
11	13-26995	LOCKWASHER
12	826649	LATCH
13	827702T	COVER
14	10-8231871	SCREW (M4 X 14.5)
15	8M0043391	SEAL
16	825567A1	SOUND BLANKET KIT
17	47341A11	STARTER ROPE
18	8258271	SUPPORT
19	10-8M0204741	SCREW (M6 X 20)
20	10-82129114	SCREW (M6 X 14)
21	827501	BRACKET
22	10-40011126	SCREW (M6 X 13)
23	825655A5	HANDLE REST Comment: I.D. OF REST ROPE HOLE IS 1/3 IN.
24	19-822513002	PLUG Comment: I.D. OF REST ROPE HOLE IS 1/3 IN.
25	19-827870	PLUG-LIGHT (REMOTE CONTROL)
26	37-8302584	DECAL Comment: (BLACK/TRACKER) (S/N-0H013399 & BELOW)
27	37-8263367	DECAL Comment: (GRAY) (S/N-0H009514 & BELOW)
28	8249952	SEAL
29	37-855577A23	DECAL-EPA INFO Comment: (1998)

▶VISUAL WARNING KIT (10 parts)

Ref	OEM Part #	Part Name
1	17334A4	PLATE ASSEMBLT-Lamp Mounting
2	88-17429	LAMP
3	76424	BRACKET
4	16-55422	STUD
5	12-24676	WASHER
6	11-68219	NUT
7	86-45915	TERMINAL BLOCK
8	10-16324	SCREW (#8-5/8 IN.)
9	10-878607	SCREW (10-16 X 3/8 IN.)
10	84-11149A3	CABLE

100-Hour / Annual Service Checklist

Regular maintenance keeps your Mercury 9.9 (4-STROKE)(232 cc) 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 9.9 (4-STROKE)(232 cc) (0H000058 THRU 0H016909) Parts & Diagrams

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