Mercury 90 (6 CYL.) (5299506 THRU 5594656) Parts & Diagrams

🔎 Mercury 90 (6 CYL.) Reference Library — Exploded parts diagrams (23 diagrams), specifications, common issues, and maintenance checklist.

The Mercury 90 (6 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	90 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	710 mL (24 fl oz)
Idle Speed (in gear)	650 ± 50 RPM (in gear)
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 90 (6 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 90 (6 CYL.).

▶BOTTOM COWL AND SHIFT LINKAGE (33 parts)

Ref	OEM Part #	Part Name
1	2115-8963A1	COWL, BOTTOM
2	52862A2	DRIP TRAY ASSEMBLY, BOTTOM COWL
3	37940	PAD, SOUND - DRIP TRAY
4	10-48408	SCREW, DRIP TRAY TO BOTTOM COWL (1/2")
5	32-8M0108355	HOSE, DRIP TRAY TO BOTTOM COWL (8")
6	39616	BOOT, CONTROL CABLES - BOTTOM COWL
7	76369	SPACER, BOTTOM COWL (COWL FRONT COVER)
8	10-48591	SCREW, SPACER TO BOTTOM COWL (1/2")
9	37637	BOOT, FUEL CONNECTOR - BOTTOM COWL
10	37445	SUPPORT, WIRING HARNESS - BOTTOM COWL
11	10-69029	SCREW, SUPPORT TO BOTTOM COWL (1 3/4")
11A	11-36069	NUT, SUPPORT SCREW
13	32-8M0108355	HOSE Comment: TELL TALE - EXHAUST COVER TO BOTTOM COWL (21 1/2")
14	52889	NOZZLE, TELL TALE HOSE TO BOTTOM COWL
15	10-48408	SCREW Comment: TELL TALE NOZZLE TO BOTTOM COWL (1/2")
16	22-782792	ELBOW, TELL TALE HOSE TO CYLINDER BLOCK
17	60304A54	SHIFT SHAFT ASSEMBLY, UPPER
18	23-26600	BUSHING, SHIFT SHAFT
20	73402	LINK ROD ASSEMBLY
21	12-35462	WASHER, LINK ROD
22	11-826709109	NUT, LINK ROD
23	13-29720	WASHER, WAVE - LINK ROD
24	52732A6	BRACKET, ANCHOR - CONTROL CABLES
25	39519	CAP, BARREL RETAINER - ANCHOR BRACKET
26	87609A1	LEVER, NYLON - SHIFT CABLE LOCKING
27	17-47175	PIN, LOCKING LEVER AND COVER FASTENING
28	39667	COVER, NYLON - SHIFT CABLE
29	87609A1	LINK, LOCKING LEVER TO COVER
30	10-35386	SCREW Comment: ANCHOR BRACKET TO CYLINDER BLOCK (1")
31	24-20099	SPRING, LINK ROD TO GUIDE BLOCK
32	2115-3807	GUIDE BLOCK, LINK ROD
33	52100	WEAR PLATE, LINK ROD
34	8M0036768	LATCH Comment: CONTROL CABLE FASTENING - ANCHOR BRACKET

▶CARBURETOR ASSEMBLY (22 parts)

Ref	OEM Part #	Part Name
-	27-85653A87	GASKET SET
--	1395-51091	REPAIR PARTS KITS (1 PER CARBURETOR)
1	1368-7469A3	CARBURETOR ASSEMBLY (CENTER/BOTTOM)
2	1395-8673	FLOAT ASSEMBLY
6	1395-83181	INLET NEEDLE, SEAT AND GASKET
10	1395-5680	COVER, FLOAT BOWL
11	1395-5733	JET, BOWL VENT
12	1395-5734	HOSE, ECONOMIZER
13	10-52195	SCREW, FLOAT BOWL COVER
14	1395-4804	SCREW, FLOAT BOWL COVER
15	13-26995	LOCKWASHER, FLOAT BOWL COVER SCREW
17	8146791	LEVER, THROTTLE Comment: USED ON CENTER AND LOWER CARBURETORONLY--REPLACED WITH A-85943A1 LEVER ON UPPER CARBURETOR
18	1395-6027	SCREW, THROTTLE STOP LEVER
19	1395-7942	SHAFT, THROTTLE (CENTER/BOTTOM)
21	1395-4540	SCREW, BODY (IDLE TUBE)
22	1395-5108	SHUTTER, THROTTLE
27	1395-4542	SCREW, PLUG - MAIN NOZZLE
28	1395-6029	JET, MAIN FUEL (.068)
29	1395-4541	SCREW, PLUG - MAIN FUEL JET CHANNEL
32	1395-4543	SCREW, BODY CHANNEL
34	27-481641	GASKET, CARBURETOR FLANGE
35	11-64809	NUT, CARBURETOR MOUNTING STUD

▶CARBURETOR LINKAGE AND CHOKE SOLENOID (31 parts)

Ref	OEM Part #	Part Name
1	54293A10	CHOKE SOLENOID
2	13-26996	LOCKWASHER, SOLENOID TERMINAL
3	11-68219	NUT, SOLENOID TERMINAL
4	10-25299	SCREW, CHOKE SOLENOID (3/4")
5	13-8M0204647	LOCKWASHER, CHOKE SOLENOID SCREW
6	90548A1	PLUNGER AND LINK ASSEMBLY, CHOKE SOLENOID
7	85943A1	LEVER, THROTTLE (UPPER CARBURETOR)
8	10-60293	SCREW, THROTTLE LEVER
8A	12-74726	WASHER, THROTTLE LEVER SCREW
9	1368-7469A3	CARBURETOR ASSEMBLY (CENTER/BOTTOM)
10	53720A2	THROTTLE PICK-UP BRACKET ASSEMBLY
11	10-66104	SCREW, THROTTLE BRACKET MOUNTING
12	28-89694	INSERT, THROTTLE COUPLING
17	90242A1	KNOB, CHOKE ROD
18	25-20116	GROMMET, CHOKE ROD
19	49589	STRAP, CHOKE KNOB TO CHOKE ROD
20	10-77137	SCREW, STRAP TO CHOKE KNOB (5/8")
22	48203	ROD, CHOKE
23	10-48591	SCREW, STRAP TO CHOKE ROD (1/2")
24	11-46438	NUT, STRAP TO CHOKE ROD SCREW
25	48152	SHUTTER, CHOKE - CARBURETOR
26	16-69037	STUD, CARBURETOR - CHOKE SHUTTER PIVOT
27	11-20110	NUT, CHOKE SHUTTER TO CARBURETOR STUD
28	35-57819	SCREEN ASSEMBLY, FILTER - CARBURETOR
29	10-23015	SCREW Comment: UPPER CARBURETOR FILTER SCREEN TO CARB. (1")
30	24-57818	SPRING, UPPER FILTER SCREEN SCREW
31	11-20110	NUT Comment: CARBURETOR FILTER SCREEN FASTENING SCREW
32	24-48230	SPRING, CHOKE ROD TENSION
33	10-657461	STUD, CHOKE ROD SPRING TO CARBURETOR
34	23-32427	SPACER, CHOKE ROD SPRING STUD
35	11-8M0207775	NUT, CHOKE ROD SPRING TO CARBURETOR STUD

▶CLAMP BRACKET AND REVERSE LOCK (46 parts)

Ref	OEM Part #	Part Name
-	27-85653A87	GASKET SET
1	1440-8394A1	CLAMP BRACKET ASSEMBLY
2	10-78492A1	THUMB SCREW ASSEMBLY
2A	10-78495	SCREW, WASHER ATTACHING
2B	12-78493	WASHER, THUMB SCREW
3	75043	CAP, 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 Comment: (NOT USED WITH FULL POWER TRIM)
10	13-8M0204647	LOCKWASHER, CLAMP BRACKET STUD
11	11-28770	NUT, CLAMP BRACKET STUD
12	17-8M0026068	TILT LOCK PIN ASSEMBLY Comment: (NOT USED WITH FULL POWER TRIM)
13	10-68299	BOLT Comment: CLAMP BRACKET TO BOAT TRANSOM (UPPER)
14	12-68300	WASHER, CLAMP BRACKET BOLT (UPPER)
15	11-82670912	NUT, CLAMP BRACKET BOLT
16	55-28416	PIN, UPPER SHOCK MOUNTING
17	24-94891	SPRING, COIL - SWIVEL BRACKET Comment: NOT USED WITH FULL POWER TRIM
18	17-38311	PIN, COIL SPRING MOUNTING Comment: NOT USED WITH FULL POWER TRIM
19	23-28688	SPACER, RUBBER - COIL SPRING POSITING Comment: NOT USED WITH FULL POWER TRIM
20	63473	TUBE Comment: CUSHION - SHOCK PIN (USED WITH FULL POWER TRIM)
21	76386	TILT LOCK ASSEMBLY (STARBOARD)
22	76385T	TILT LOCK ASSEMBLY (PORT)
23	79659	TUBE, TILT LOCK
25	13-69150	WASHER Comment: WAVE - TILT LOCK (STARBOARD SIDE ONLY)
25A	26-22734	OIL SEAL, SWIVEL BRACKET (TILT LOCK)
25B	12-76388	WASHER, TILT LOCK (STARBOARD SIDE ONLY)
25C	25-627021	"O" RING, TILT LOCK
26	18-47959	COTTER PIN, TILT LOCK
27	87431	REVERSE LOCK ASSEMBLY Comment: NOT USED WITH FULL POWER TRIM
28	24-78203A2	SPRING, REVERSE LOCK TENSION Comment: NOT USED WITH FULL POWER TRIM
29	56349	SHAFT, REVERSE LOCK PIVOT Comment: NOT USED WITH FULL POWER TRIM
30	18-45882	COTTER PIN, REVERSE LOCK TO SHAFT Comment: NOT USED WITH FULL POWER TRIM
31	55-28414	PIN, LOWER SHOCK MOUNTING
32	10-21937	SCREW, LOWER SHOCK PIN
33	11-8M0207775	NUT, LOWER SHOCK PIN SCREW
34	55-58780A7	SHOCK ABSORBER Comment: NOT USED WITH FULL POWER TRIM
35	23-32171	BUSHING, RUBBER - SHOCK ABSORBER (UPPER) Comment: NOT USED WITH FULL POWER TRIM
36	23-28198	BUSHING, RUBBER - SHOCK ABSORBER (LOWER) Comment: NOT USED WITH FULL POWER TRIM
37	23-73203	SPACER Comment: UPPER SHOCK BUSHING TO CLAMP BRACKET
38	12-28196	WASHER, UPPER BUSHING RETAINER (INNER)
39	12-59378	WASHER, LOWER BUSHING RETAINER (INNER)
40	12-69374	WASHER Comment: UPPER AND LOWER BUSHING RETAINER (OUTER)
41	10-69375	SCREW Comment: UPPER AND LOWER SHOCK MOUNTING PIN

▶COWLING AND FRONT COVER (15 parts)

Ref	OEM Part #	Part Name
--	92-271091	ADHESIVE COMPOUND, EMBLEM FASTENING
1	2183-7928A3	COWL FRONT COVER ASSEMBLY Comment: (WITHOUT DECALS)
2	56849	KNOB, COWL FRONT COVER FASTENING
3	12-30771	WASHER, COVER FASTENING KNOB (RUBBER)
4	12-59572	WASHER, COVER FASTENING KNOB (PLASTIC)
5	24-30772	SPRING, TENSION - FASTENING KNOB
6	17-29077	ROLL PIN, TENSION SPRING TO KNOB
7	31089	STRIP, SOUND ABSORBING
8	38674	BAG, STARTER ROPE
9	35769	SEAL, SOUND ABSORBING - UPPER
10	53334	SEAL, SOUND ABSORBING - TOP
11	2136-4660A4	WRAP AROUND COWL ASSEMBLY Comment: (WITHOUT DECALS)
12	46785A1	COWL LATCH ASSEMBLY
13	30413	HOOK, COWL LATCH FASTENING
14	30021	BLANKET, SOUND ABSORBING

▶CRANKSHAFT, PISTONS AND CONNECTING RODS (31 parts)

Ref	OEM Part #	Part Name
--	27-85653A87	GASKET SET
1	436-9072A1	CRANKSHAFT ASSEMBLY
3	30-62567T	BEARING, BALL - UPPER
4	30-63742T	BEARING, BALL -LOWER
5	54196A6	CARRIER ASSEMBLY, "O" RING
6	65800	"O"RING, CARRIER
7	535-5397A4	CENTER MAIN BEARING ASSEMBLY
8	17-20032	DOWEL PIN, CENTER MAIN BEARING
9	29-714221	BEARING, NEEDLE - OUTER RACE
10	26113T	RACE, OUTER (PAIR)
11	53-26933	RING, SNAP - OUTER RACE
12	17-47246	DOWEL PIN, STEPPED
13	10-22968	SCREW, CENTER MAIN BEARING CLAMPING
14	11-8M0207775	NUT, BEARING CLAMPING SCREW
15	540-5266T5	MAIN BEARING ASSEMBLY, VALVE TYPE
16	17-20032	DOWEL PIN, MAIN BEARING
17	10-45775	SCREW, MAIN BEARING CLAMPING
18	11-45774	NUT, MAIN BEARING CLAMPING SCREW
19	34-56007A1	REED SET, MATCHED - MAIN BEARING
20	34-56008	REED STOP, MAIN BEARING REED VALVES
21	10-62204	SCREW, REED STOP MOUNTING
22	11-53153	NUT, REED STOP SCREW
23	774-9137A12	PISTON AND PISTON PIN ASSEMBLY
24	53-857196	LOCK RING, PISTON PIN
25	39-78816A12	RING, PISTON
26	624-8101A3	CONNECTING ROD AND CAP ASSEMBLY
27	31-62596A1	BEARING ASSEMBLY, CRANKPIN
28	10-54803	SCREW, CONNECTING ROD
29	11-49091	NUT, CONNECTING ROD SCREWS
30	29-8M0214934	BEARING, NEEDLE - PISTON PIN
31	12-8M0032839	WASHER, NEEDLE LOCATING

▶CYLINDER BLOCK AND CRANKCASE ASSEMBLY (26 parts)

Ref	OEM Part #	Part Name
-	27-85653A87	GASKET SET
1	852-7741A2	CYLINDER BLOCK AND CRANKCASE ASSEMBLY
2	27-53862	GASKET, CRANKCASE TO CYLINDER BLOCK
3	66517	RESTRICTION, CRANKCASE BLEED
4	16-64936	STUD, CARBURETOR MOUNTING (1 3/16")
5	16-64281	STUD Comment: CRANKCASE TO EXHAUST EXTENSION PLATE (1 7/8")
6	17-43044	PIN, DOWEL - CRANKCASE TO CYLINDER BLOCK
7	17-63779	PIN, DOWEL - CYLINDER BLOCK TO MAIN BEARING
8	16-64282	STUD Comment: CYLINDER BLOCK TO DRIVE SHAFT HOUSING PLATE (4")
9	86473	COVER, STARTER MOTOR BRACKET - TOP
10	10-815549	SCREW, TOP COVER ATTACHING (2")
11	13-8M0204647	LOCKWASHER, TOP COVER SCREWS
13	76867	COVER, STARTER MOTOR BRACKET - BOTTOM
14	10-73279	SCREW, BOTTOM COVER ATTACHING (1 7/8")
15	13-8M0204647	LOCKWASHER, BOTTOM COVER SCREW
17	10-74824	SCREW, CRANKCASE TO CYLINDER BLOCK (1 1/4")
18	12-22753	WASHER Comment: CRANKCASE TO CYLINDER BLOCK SCREWS
19	11-29250	NUT Comment: CRANKCASE TO CYLINDER BLOCK SCREWS (LOWER)
20	10-20359	SCREW, CENTER MAIN BEARING LOCKING
21	14-20091	TAB WASHER, BEARING LOCKING SCREW
25	21-42866	CHECK VALVE, BLEED HOSE - UPPER
26	32-9938779	HOSE, BLEED (22")
27	21-428671	CHECK VALVE, BLEED HOSE - LOWER
28	22-996642	ELBOW, BALANCE HOSE
29	32-8M0108355	HOSE, BALANCE - MAIN BEARING (6 1/4")
30	22-8585531	TEE, BALANCE HOSE

▶DRIVE SHAFT HOUSING ASSEMBLY (37 parts)

Ref	OEM Part #	Part Name
1	1573-5239A4	DRIVE SHAFT HOUSING ASSEMBLY
2	16-56295	STUD Comment: DRIVE SHAFT HOUSING TO GEAR HOUSING (2 11/16")
3	19-64649	PLUG, PLASTIC - TRIM TAB SCREW HOLE
5	37417	COVER, TRIM - DRIVE SHAFT HOUSING
6	10-57807	SCREW, TRIM COVER TO BOTTOM COWL
6A	25-92012	GROMMET, PLASTIC - TRIM COVER SCREW
6B	46933A2	GROUND STRAP ASSEMBLY, TRIM COVER SCREW
6C	10-62568	SCREW, GROUND STRAP ATTACHING
7	32-60897	TUBE, WATER INLET
8	78184T	TUBE, EXHAUST
8A	65638	BOOT, TUBE MOUNT
11	11-69254	NUT, POWERHEAD STUDS (3/8-24)
12	12-20553	WASHER, POWERHEAD STUDS
14	52887	GUIDE, PUSH ROD - REVERSE LOCKING Comment: NOT USED WITH FULL POWER TRIM
15	47558	ROD, PUSH - REVERSE LOCK Comment: NOT USED WITH FULL POWER TRIM
16	11-69254	NUT, JAM - PUSH ROD Comment: NOT USED WITH FULL POWER TRIM
17	47559	YOKE, PUSH ROD Comment: NOT USED WITH FULL POWER TRIM
19	18-25191	COTTER PIN, PUSH ROD PIN Comment: NOT USED WITH FULL POWER TRIM
20	75296	MOUNT, RUBBER - UPPER
21	12-47840	WASHER, RUBBER - UPPER MOUNT BOLT
22	12-31263	WASHER, UPPER MOUNT BOLT
23	11-8M0204653	NUT, UPPER MOUNT BOLT
24	75299	MOUNT, RUBBER - LOWER
25	10-75284	SCREW, LOWER MOUNT (5 1/2")
26	12-49339	WASHER, LOWER MOUNT SCREW
27	11-25096	NUT, LOWER MOUNT SCREW
28	25067	BUMPER, RUPPER - LOWER MOUNTING SCREW
30	11-8M0204653	NUT Comment: GEAR HOUSING AND DRIVE SHAFT HOUSING STUDS
31	12-45176	WASHER Comment: GEAR HOUSING TO DRIVE SHAFT HOUSING STUDS
32	11-29489	NUT Comment: GEAR HOUSING AND DRIVE SHAFT HOUSING STUDS
33	12-45176	WASHER Comment: GEAR HOUSING TO DRIVE SHAFT HOUSING STUDS
34	35608	CLAMP, LOWER MOUNT TO DRIVE SHAFT HOUSING
35	24-35522	SPRING, TENSION - LOWER MOUNT CLAMP
36	10-29256	SCREW Comment: LOWER MOUNT CLAMP TO DRIVE SHAFT HOUSING
37	35474T	COVER, LOWER MOUNT CLAMP
38	11-35521	NUT, LOWER MOUNT CLAMP COVER
39	10-29722	SCREW, COVER TO LOWER CLAMP MOUNT

▶END CAP, MANIFOLD AND EXHAUST COVERS (32 parts)

Ref	OEM Part #	Part Name
-	27-85653A87	GASKET SET
1	852-7741A2	CYLINDER BLOCK AND CRANKCASE ASSEMBLY
2	1161-5940A2	END CAP ASSEMBLY
3	26-41953	OIL SEAL, END CAP
4	25-47254	"O" RING
5	15-73644A1	SHIM, END CAP TO CRANKCASE (.006-10)
6	10-812618	SCREW, END CAP MOUNTING (1")
7	1148-5410T1	END CAP ASSEMBLY, LOWER
9	26-41953	OIL SEAL, END CAP
10	25-32546	"O" RING, END CAP
11	15-20085A1	SHIM, END CAP TO CRANKCASE (.005-10)
12	10-30225	SCREW, END CAP MOUNTING (1")
13	71808	COVER, WATER JACKET - CYLINDER BLOCK
14	27-721421	GASKET, WATER JACKET COVER
15	10-53167T	SCREW Comment: WATER JACKET COVER TO CYLINDER BLOCK (7/8")
16	12-8M0042642	WASHER Comment: WATER JACKET COVER FASTENING SCREW
17	27-854952	GASKET, CYLINDER BLOCK TO BAFFLE PLATE
18	757781	PLATE, BAFFLE - EXHAUST MANIFOLD
19	27-854972	GASKET Comment: BAFFLE PLATE TO EXHAUST MANIFOLD COVER
20	99896A1	COVER, EXHAUST MANIFOLD
21	10-53576	SCREW, MANIFOLD COVER MOUNTING
23	1023-8368A1	COVER, CYLINDER BLOCK
24	27-981853	GASKET, CYLINDER BLOCK COVER
25	10-8M0214943	SCREW, COVER MOUNTING (1")
27	22-68307	PLUG, PIPE - CYLINDER BLOCK COVER
28	37440	BRACKET, MOUNT SUPPORT - CYLINDER BLOCK
29	10-35386	SCREW, BRACKET TO CYLINDER BLOCK (1")
30	87872	COVER, TRANSFER PORT
31	27-856730	GASKET, TRANSFER PORT COVER
32	10-28636	SCREW Comment: TRANSFER PORT COVER MOUNTING (3/4")
33	46933A3	GROUND STRAP ASSEMBLY Comment: CYLINDER BLOCK COVER
34	10-62568	SCREW, GROUND STRAP ATTACHING (3/8")

▶EXHAUST EXTENSION PLATE (21 parts)

Ref	OEM Part #	Part Name
-	27-85653A87	GASKET SET
1	43289A2	PLATE ASSEMBLY, EXHAUST EXTENSION
2	23-27132	BUSHING, NYLON - EXHAUST EXTENSION PLATE
3	37918	SEAL, EXHAUST EXTENSION PLATE
4	99358	STRIP, RETAINING Comment: EXHAUST EXTENSION PLATE SEAL
5	10-37571	SCREW Comment: SEAL AND RETAINING STRIP TO EXT. PLATE (1/2")
6	17-23784	DOWEL PIN, EXHAUST EXTENSION PLATE
7	27-692381	GASKET, POWERHEAD TO EXTENSION PLATE
8	10-66023	SCREW, ADAPTOR PLATE TO HOUSING PLATE (2")
10	10-66023	SCREW, HOUSING PLATE TO DRIVE SHAFT HGS. (2")
11	27-661021	GASKET, PLATE TO DRIVE SHAFT HSG. PLATE
14	26-60898	SEAL, DRIVE SHAFT HOUSING PLATE
15	43290A4	PLATE ASSEMBLY, DRIVE SHAFT HOUSING
16	26-38970	SEAL, RUBBER - WATER INLET TUBE
17	17-23784	DOWL PIN, DRIVE SHAFT HOUSING PLATE
18	27-62362	GASKET Comment: MEGAPHONE TO DRIVE SHAFT HOUSING PLATE
19	99699	MEGAPHONE, EXHAUST
20	10-60480	SCREW Comment: MEGAPHONE TO DRIVE SHAFT HOUSING PLATE (1 1/8")
21	12-8M0204649	WASHER, MEGAPHONE SCREW
22	12-20553	WASHER, POWERHEAD STUD
23	11-82671013	NUT, POWERHEAD STUD

▶FLYWHEEL, STARTER MOTOR AND STATOR (19 parts)

Ref	OEM Part #	Part Name
1	19-45907	PLUG, FLYWHEEL
2	11-52901	NUT, FLYWHEEL ATTACHING
3	12-33001	WASHER, FLYWHEEL ATTACHING
4	248-8722A7	FLYWHEEL, ASSEMBLY, COMP.
5	10-32417	SCREW, FLYWHEEL PLATE
6	10-68997	SCREW, FLYWHEEL HUB
7	398-5454A17	STATOR ASSEMBLY
8	10-75840	SCREW, STATOR ATTACHING (7/8")
9	96455A9	TRIGGER PLATE ASSEMBLY
10	54-61001	CLAMP, TRIGGER HARNESS
11	50-898265010	STARTER MOTOR
12	23-8M0034918	COLLAR, STARTER MOTOR
13	23-56774	SPACER, STARTER MOTOR
14	8M0043376	STOP, RUBBER - STARTER MOTOR
15	84-93388A1	WIRE ASSEMBLY Comment: PLATE TO STARTER MOTOR (BLACK)
16	10-69035	SCREW, CABLE TO STARTER MOTOR
17	84-93389A6	WIRE ASSEMBLY Comment: SOLENOID TO STARTER MOTOR (YELLOW)
18	13-26992	LOCKWASHER, STARTER MOTOR TERMINAL
19	11-64015	NUT, STARTER MOTOR TERMINAL

▶FUEL PUMP AND FUEL LINE ASSEMBLY (29 parts)

Ref	OEM Part #	Part Name
-	27-85653A87	GASKET SET
1	13527A1	FUEL PUMP ASSEMBLY
2	21-8M0084277	CHECK VALVE ASSEMBLY
3	89031A3	DIAPHRAGM ASSEMBLY
8	35-59072	SCREEN, FUEL INLET
11	23004	RETAINER, CHECK VALVE
12	10-43725	SCREW, RETAINER ATTACHING
13	86295	BASE, FUEL PUMP
14	879901	CHAMBER, PULSE - FUEL PUMP
15	35-91078A1	COVER, FUEL INLET
16	10-37370	SCREW, FUEL FILTER COVER ATTACHING (5/8")
17	10-73013	SCREW, FUEL PUMP ATTACHING (1 1/2")
18	13-26996	LOCKWASHER, FUL PUMP ATTACHING SCREW
19	22-19688	FITTING, FUEL OUTLET
20	32-8M0108355	FUEL LINE Comment: FUEL PUMP TO CARBURETOR (6 1/4" - 2 3/4")
21	54-68424	CLAMP, FUEL LINE ATTACHING
22	22-19688	FITTING, ELBOW - UPPER CARBURETOR
23	22-73318	TEE, FUEL LINE
24	22-64706001	FITTING, TEE - CENTER CARBURETOR
25	22-19688	FITTING, ELBOW - LOWER CARBURETOR
26	32-8M0108355	FUEL LINE, ADAPTOR TO FUEL PUMP (16")
27	22-63981	ELBOW, FUEL LINE TO ADAPTOR
28	22833	ADAPTOR, CHECK UNIT (FUEL LINE)
29	23069	STEM, CHECK UNIT ADAPTOR
30	24-23067T	SPRING, ADAPTOR STEM
31	25-16524	"O" RING, ADAPTOR STEM
32	30188	CUP WASHER, ADAPTOR
33	10-69029	SCREW, ADAPTOR TO BOTTOM COWL (1 3/4")
34	11-36069	NUT, ADAPTOR SCREW

▶GEAR HOUSING ASSEMBLY, COMPLETE (76 parts)

Ref	OEM Part #	Part Name
-	27-85653A87	GASKET SET
1	1655-7333T23	GEAR HOUSING ASS'Y
1A	22-85822A10	CONNECTOR ASSEMBLY, SPEEDOMETER
2	17-8M0084726	DOWEL PIN, GEAR HOUSING LOCATING
3	16-57921	STUD Comment: GEAR HOUSING TO DRIVE SHAFT HOUSING (4")
4	16-8M0133358	STUD Comment: GEAR HOUSING TO DRIVE SHAFT HOUSING (2 1/16")
5	16-8M0034463	STUD Comment: WATER PUMP BASE AND BODY TO GEAR HOUSING (3 3/8")
6	16-306671	STUD Comment: WATER PUMP BASE AND BODY TO GEAR HOUSING (3 1/8")
7	31-32898T	BEARING, ROLLER - DRIVE SHAFT
8	45-42646	DRIVE SHAFT
9	43-68548T3	GEAR, PINION - DRIVE SHAFT
10	11-35921	NUT, PINION GEAR TO DRIVE SHAFT
11	15-57007A1	SHIM, BALL BEARING TO BASE
12	31-69220T	ROLLER BEARING, DRIVE SHAFT
14	27-8M0214962	GASKET, WATER PUMP BASE
15	25-8M0214923	"O" RING, WATER PUMP BASE
16	46-96146A5	WATER PUMP BASE ASSEMBLY
17	26-94038	OIL SEAL, WATER PUMP BASE
18	26-16977	OIL SEAL, WATER PUMP BASE
19	17-35973	DOWEL PIN Comment: WATER PUMP BASE TO WATER PUMP BODY
20	27-8M0090319	GASKET Comment: LOWER - WATER PUMP BASE TO FACE PLATE
21	8M0204677	PLATE Comment: FACE - WATER PUMP BASE TO WATER PUMP BODY
22	27-858524	GASKET Comment: UPPER - FACE PLATE TO WATER PUMP BODY
23	46-96148T1	WATER PUMP BODY ASSEMBLY
24	48752T	INSERT, WATER PUMP BODY
26	26-38970	SEAL, RUBBER - WATER INLET TUBE
27	47-89984T4	IMPELLER, WATER PUMP
28	28-8M0214992	KEY, IMPELLER DRIVE
29	10-30720	SCREW Comment: WATER PUMP BODY TO GEAR HOUSING (2 1/4")
30	13-26992	LOCKWASHER, WATER PUMP BODY SCREW
31	12-8M0204649	WASHER Comment: WATER PUMP BODY FASTENING SCREW AND STUD
32	11-35888	NUT, WATER PUMP FASTENING SCREW
33	12-36001	WASHER, WATER PUMP BODY FASTENING STUD
35	25-8M0214918	RING, RUBBER Comment: CENTRIFUGAL SLINGER (DRIVE SHAFT)
36	23-29804T	SLEEVE, GUIDE - WATER INLET TUBE
37	37641001	SEAL, EXHAUST ELBOW
38	38051	PLATE, SUPPORT - EXHAUST TUBE SEAL
39	76062A1	SHAFT ASSEMBLY, SHIFT - LOWER
40	53-29641	"E" RING, RETAINING - SHIFT SHAFT
41	25-25439	"O" RING, SHIFT SHAFT BUSHING
42	23-77631A2	BUSHING ASSEMBLY, SHIFT SHAFT
43	26-8M0204708	OIL SEAL, SHIFT SHAFT BUSHING
44	12-77674	WASHER, RUBBER - SHIFT SHAFT BUSHING
45	78036	SPACER, LOWER - REVERSE LOCKING Comment: NOT USED WITH FULL POWER TRIM
46	43308T1	CAM, REVERSE LOCKING Comment: NOT USED WITH FULL POWER TRIM
47	22-8M0058389	PLUG, DRAIN (MAGNETIC)
48	12-191833	WASHER, GREASE FILLER AND VENT HOLE SCREW
49	760394	CAM, SHIFT
50	30625	FOLLOWER, CAM
51	30624	SLIDE, CROSS PIN
52	24-30622	SPRING, COMPRESSION - CAM FOLLOWER
53	15-30923A1	SHIM Comment: BEARING OUTER RACE TO HOUSING (.002-3-5-10)
54	31-30894A1	TAPERED ROLLER BEARING ASSEMBLY
55	31-30895T	BEARING, ROLLER - FORWARD GEAR
56	43-68447T1	FORWARD GEAR
57	52-822539T	RATCHET, SLIDING GEAR
58	17-8M0100263	PIN, CROSS - RATCHET TO PROPELLER SHAFT
59	24-30893	SPRING, RETAINING - CROSS PIN
60	44-93003	SHAFT, PROPELLER
61	43-76250T	REVERSE GEAR
62	12-76358	WASHER, THRUST Comment: BEARING CARRIER TO GEAR HOUSING
63	25-29976	"O" RING, BEARING CARRIER
64	41529T2	BEARING CARRIER ASSEMBLY
65	31-30956T	BEARING, ROLLER - BEARING CARRIER
66	26-8M0204670	OIL SEAL, BEARING CARRIER
67	28-30281	KEY, LOCATING - BEARING CARRIER
68	14-52700	TAB WASHER, GEAR HOUSING COVER
69	52699	COVER, GEAR HOUSING
70	97-31640Q4	TRIM TAB, GEAR HOUSING
71	10-66024	SCREW, TRIM TAB TO GEAR HOUSING (1 3/4")
72	12-45176	WASHER Comment: GEAR HOUSING TO DRIVE SHAFT HOUSING STUDS
73	11-8M0204653	NUT Comment: GEAR HOUSING TO DRIVE SHAFT HOUSING STUDS
74	10-65210	SCREW Comment: GEAR HOUSING TO DRIVE SHAFT HOUSING (1")
75	13191Q01	THRUST HUB
76	14-816629Q	TAB WASHER, PROPELLER NUT
77	11-52707Q1	NUT, PROPELLER

▶HYDRAULIC PUMP AND CONTROL VALVE (41 parts)

Ref	OEM Part #	Part Name
--	25-48171	"O"RING Comment: PUMP TO MANIFOLD PLATE (SEE REFERENCE #2)
1	92975A32	HYDRAULIC PUMP ASSEMBLY Comment: SEE C14 FOR BREAKDOWN
2	25-48171	"O" RING, HYDRAULIC PUMP TO MANIFOLD PLATE
3	10-79953Q04	SCREW, FILLER - HYDRAULIC PUMP
4	12-191833	WASHER, SEALING - HYDRAULIC PUMP FILLER SCREW
5	10-62269	SCREW, VENT - HYDRAULIC PUMP
7	32979	BATTERY LEAD (POSITIVE)
8	32988	BATTERY LEAD (NEGATIVE)
9	45336	PLATE, MANIFOLD
10	45197A2	CONTROL VALVE ASSEMBLY
11	25-45254	"O" RING Comment: CONTROL VALVE TO MANIFOLD PLATE (3/4" O.D.)
12	25-48171	"O"RING Comment: CONTROL VALVE TO MANIFOLD PLATE (1/2" O.D.)
13	25-45253	"O"RING Comment: CONTROL VALVE TO MANIFOLD PLATE (5/8" O.D.)
14	10-56500	SCREW Comment: VALVE AND MANIFOLD PLATE TO PUMP (1 1/4")
15	13-26992	LOCKWASHER Comment: CONTROL VALVE AND MANIFOLD PLATE SCREW
17	22-46008	PLUG, CONTROL VALVE (1/2-20")
18	84-74023A1	CONNECTOR AND HARNESS
22	45377T	BRACKET, MOUNTING - HYDRAULIC PUMP TO BOAT
23	10-35386	SCREW Comment: MOUNTING BRACKET TO HYDRAULIC PUMP (1")
24	13-39107	LOCKWASHER, MOUNTING BRACKET SCREW
25	11-21908	NUT, MOUNTING BRACKET SCREW
26	10-68298	BOLT, HYDRAULIC PUMP TO BOAT (3 1/4")
27	11-82670912	NUT, HYDRAULIC PUMP BOLT
28	89-853654A1	STARTER SOLENOID
29	13-26996,10,10	LOCKWASHER Comment: STARTER SOLENOID TERMINAL
30	10,11-68219	NUT, STARTER SOLENOID TERMINAL
31	13-8M0204647	LOCKWASHER Comment: STARTER SOLENOID TERMINAL (5/16")
32	11-8M0204668	NUT, STARTER SOLENOID TERMINAL (5/16")
33	46265	BOOT, RUBBER - STARTER SOLENOID TERMINAL
34	74407T	BRACKET, MOUNTING - STARTER SOLENOID
35	10-21140	SCREW Comment: MOUNTING BRACKET TO HYDRAULIC PUMP (1/2")
36	13-26992	LOCKWASHER, MOUNTING BRACKET SCREW
37	11-24656	NUT Comment: MOUNTING BRACKET TO HYDRAULIC PUMP THRU BOLT
38	269011	BUMPER, RUBBER - SOLENOID BRACKET
39	55992	BATTERY LEAD (NEGATIVE)
40	74406	BRACKET, MOUNTING - STARTER SOLENOID
41	10-69028	SCREW Comment: MOUNTING BRACKET TO HYDRAULIC PUMP (3/4")
42	13-26992	LOCKWASHER, MOUNTING BRACKET SCREW
43	10-34290	SCREW Comment: STARTER SOLENOID TO MOUNTING BRACKET (5/8")
44	13-26992	LOCKWASHER, STARTER SOLENOID SCREW
45	11-21825	NUT, STARTER SOLENOID SCREW

▶HYDRAULIC PUMP ASSEMBLY (19 parts)

Ref	OEM Part #	Part Name
-	92975A32	HYDRAULIC PUMP ASSEMBLY, COMPLETE
1	25-48171	"O" RING, HYDRAULIC PUMP
2	392-7734	VALVE BODY AND GEAR ASSEMBLY
3	392-2618	CAN, VALVE BODY
4	10-20411	SCREW, VALVE BODY TO RESERVIOR
5	392-7735	SEAL, RESERVOIR TO VALVE BODY AND GEAR
6	392-2939	RESEVOIR ASSEMBLY
7	10-62269	SCREW, VENT - HYDRAULIC PUMP
8	10-79953Q04	SCREW, FILLER - HYDRALIC PUMP
9	12-191833	WASHER, SEALING - FILLER SCREW
10	392-2623	WASHER, THRUST - ARMATURE
11	392-2943	ARMATURE, FIELD AND FRAME
12	392-2942	FIELD AND FRAME ASSEMBLY
13	392-2944	BALL, COMMUTATOR END PLATE
14	392-2940	PLATE ASSEMBLY, COMMUTATOR END
15	392-8989	BRUSH SET, COMMUTATOR END PLATE
16	392-2529	SPRING SET, BRUSH TENSION
17	392-2938	BOLT SET Comment: THUR - PLATE AND FRAME TO RESERVIOR
18	13-26996	LOCKWASHER, THRU BOLT

▶MISCELLANEOUS PARTS/ACCESSORIES (1 parts)

Ref	OEM Part #	Part Name
-	37-13137A87	DECAL SET

▶POWER TRIM CYLINDER REPAIR KITS (1 parts)

Ref	OEM Part #	Part Name
12	64505A1	RETAINER ASSEMBLY, PISTON

▶PROPELLERS (RIGHT HAND ROTATION) (1 parts)

Ref	OEM Part #	Part Name
-	48-77350A45	PROPELLER ASSEMBLY (ALUMINUM)(PITCH 23") Comment: 3 BLADES

▶SWIVEL BRACKET ASSEMBLY (17 parts)

Ref	OEM Part #	Part Name
1	1482-6386A4	SWIVEL BRACKET ASSEMBLY
2	23-69132	BUSHING, REVERSE LOCK PIVOT SHAFT
3	23-69341	BUSHING, SWIVEL BRACKET
4	12-69342	WASHER, SWIVEL PIN - UPPER
5	26-37448	OIL SEAL, SWIVEL BRACKET
6	10-47828	SCREW, DRIVE - SWIVEL BRACKET
7	22-8M0169589	FITTING, GREASE - SWIVEL BRACKET
10	12-37429	WASHER, SWIVEL PIN - LOWER
11	28205T	STRAP STOP Comment: DRIVE SHAFT HOUSING TO SWIVEL BRACKET
12	10-28200	SCREW Comment: STRAP STOP TO DRIVE SHAFT HOUSING (2 7/8")
13	11-25269	NUT, STRAP STOP FASTENING SCREW
14	17-73593A2	SWIVEL PIN AND ARM ASSEMBLY
15	73984T	YOKE, BOTTOM
16A	53-73591	RETAINING RING, BOTTOM YOKE ATTACHING
17	28203	BUMPER, STEERING ARM
18	10-49554	BOLT, STEERING ARM TO UPPER MOUNT (5 7/8")
19	11-8M0204653	NUT, STEERING ARM BOLT FASTENING

▶THROTTLE LEVER AND LINK RODS (40 parts)

Ref	OEM Part #	Part Name
1	79900	LEVER, THROTTLE
2	10-31830	SCREW, THROTTLE LEVER TO EXHAUST COVER
3	12-8M0042641	WASHER, THROTTLE LEVER SCREW
4	23-45818	BUSHING, THROTTLE LEVER SCREW
5	11-8M0204726	NUT, THROTTLE LEVER SCREW
6	37587	SWIVEL, THROTTLE LEVER TO THROTTLE CABLE
7	11-8M0204726	NUT, THROTTLE CABLE TO SWIVEL
8	10-75168	SCREW, ADJUSTING - THROTTLE LEVER
9	11-29598	NUT, ADJUSTING SCREW
10	52023	CAP, NYLON - ADJUSTING SCREW
11	77013A1	SWIVEL ASSEMBLY, THROTTLE LEVER
12	23-26856	BUSHING, SWIVEL
13	12-73288	WAHSER, SWIVEL
14	13-29402	WAVE WASHER, SWIVEL
15	11-45774	NUT, SWIVEL TO THROTTLE LEVER
16	85300	LINK ROD, THROTTLE
17	23-74213	SWIVEL, LINK ROD TO THROTTLE CAM
18	85441	THROTTLE CAM
19	85082	HOUSING, THROTTLE - UPPER
20	24-95721	SPRING, TORSION - SHAFT
21	12-85303	WASHER, PLASTIC - THROTTLE CAM
22	79903F1	HOUSING, THROTTLE - LOWER
23	13-86498	WAVE WASHER, SHAFT
24	87937	SHAFT, THROTTLE AND SPARK ADVANCE
25	10-28239	SCREW, THROTTLE HOUSING
26	12-35462	WASHER, THROTTLE HOUSING SCREW
27	11-8267088	NUT, THROTTLE HOUSING SCREW
28	10-75168	SCREW, ADJUSTING - LOWER HOUSING (2 1/4")
29	11-29598	NUT, ADJUSTING SCREW
30	52023	CAP, NYLON - ADJUSTING SCREW
31	10-25158	SCREW, ADJUSTING - LOWER HOUSING (1 1/2")
32	11-68219	NUT, ADJUSTING SCREW
33	48039	CAP, NYLON - ADJUSTING SCREW
34	77013A1	SWIVEL ASSEMBLY, SPARK LINK
35	23-26856	BUSHING, SWIVEL
36	12-73288	WASHER, SWIVEL
37	13-29402	WAVE WASHER, SWIVEL
38	11-45774	NUT, SWIVEL
39	85301	SPARK LINK
40	74897T	BARREL, SPARK LINK TO TRIGGER

▶TOP COWL AND SUPPORT BRACKETS (37 parts)

Ref	OEM Part #	Part Name
1	2114-7934T	COWL, TOP (WITHOUT DECALS)
2	52733A9	RETAINER ASSEMBLY, TOP COWL
3	35496	PAD, BUMPER - TOP COWL RETAINER
4	10-74824	SCREW, RETAINER TO TOP COWL (1 1/4")
5	13-39107	LOCKWASHER, RETAINER TO TOP COWL SCREW
6	76370	SHIELD, TOP COWL - REAR
7	10-37370	SCREW, SHIELD TO TOP COWL (5/8")
8	13-37371	LOCKWASHER, SHIELD SCREW
9	47341A11	ROPE, STARTER (FOR MANUAL STARTING ONLY)
10	52739	HINGE, COWL LATCH - TOP COWL
11	94918F1	LEVER, COWL LATCH HINGE
12	17-58998	PIN, ROLL - COWL LATCH LEVER TO HINGE
13	55455	HOOK, TOP COWL LATCH - REAR
14	10-22956	SCREW, REAR HOOK TO TOP COWL (7/8")
15	13-26992	LOCKWASHER, REAR HOOK MOUNTING SCREW
16	79897A4	FRAME, TOP COWL SUPPORT
18	46096	MOUNT, RUBBER - TOP COWL FRAME Comment: (HEAVY DUTY)
19	11-35888	NUT, RUBBER MOUNT TO TOP COWL FRAME
20	86472	BRACKET, TOP COWL SUPPORT - REAR
21	31014	MOUNT, RUBBER - REAR SUPPORT BRACKET
22	13-26992	LOCKWASHER Comment: RUBBER MOUNT TO REAR SUPPORT BRACKET
23	11-29598	NUT Comment: RUBBBER MOUNT TO REAR SUPPORT BRACKET
24	10-37562	SCREW, REAR BRACKET TO FRAME (1")
26	13-8M0204647	LOCKWASHER, REAR BRACKET SCREW
27	10-37562	SCREW, REAR BRACKET TO BOTTOM COWL (1")
28	13-8M0204647	LOCKWASHER, REAR SUPPORT BRACKET SCREW
29	42706A1	BRACKET ASSEMBLY, TOP COWL - FRONT
30	10-60411	SCREW Comment: FRONT BRACDET TO BOTTOM COWL (1 1/4")
31	13-8M0204647	LOCKWASHER Comment: FRONT SUPPORT BRACKET SCREW
32	10-60411	SCREW Comment: FRONT BRACKET TO TOP COWL FRAME (1 1/2")
33	13-8M0204647	LOCKWASHER, FRONT SUPPORT BRACKET SCREW
34	37640	MOUNT, RUBBER FRONT SUPPORT BRACKET
35	13-8M0204647	LOCKWASHER Comment: RUBBER MOUNT TO FRONT SUPPORT BRACKET
36	11-28770	NUT Comment: RUBBER MOUNT TO FRONT SUPPORT BRACKET
37	87991	POINTER, TIMING
38	10-28636	SCREW, TIMING POINTER ATTACHING (3/4")
39	12-35462	WASHER, TIMING POINTER SCREW

▶TRIM CYLINDERS AND HYDRAULIC HOSES (48 parts)

Ref	OEM Part #	Part Name
1	92194A14	TRIM CYLINDER ASSEMBLY
1A	22-8M0169589	GREASE FITTING
2	10-45265	SCREW, BLEED - SHOCK CYLINDER
3	25-45016	"O" RING, SCHOCK CYLINDER BLEED SCREW
4	10-45264	SCREW Comment: SHOCK CYLINDER TO LOWER SHOCK PIN (1 9/16")
5	23-45280	SPACER, SHOCK CYLINDER - LOWER
6	23-94907A1	BUSHING, RUBBER - SHOCK CYLINDER
7	89108A3	BRACKET, MOUNTING - SHOCK CYLINDER (PORT)
8	10-45263	SCREW Comment: MOUNTING BRACKET TO UPPER SHOCK PIN (2 1/4")
9	10-68298	BOLT Comment: MOUNTING BRACKET TO BOAT TRANSOM (3 1/4")
10	12-68410	WASHER, MOUNTING BRACKET BOLT
11	11-82670912	NUT, MOUNTING BRACKET BOLT
12	89807A1	BRACKET ASSEMBLY, MOUNTING - SHOCK CYLINDER (STARBOARD)
13	26-70608	OIL SEAL, STARBOARD MOUNTING BRACKET
14	89290	PLUNGER, LIMIT SWITCH ACTUATING
15	24-95881	SPRING, TENSION - LIMIT SWITCH PLUNGER
16	16-45282	STUD, MOUNTING BRACKET AND CLAMP BRACKET
17	13-8M0204647	LOCKWASHER Comment: MOUNTING BRACKET TO CLAMP BRACKET STUD
18	11-28770	NUT Comment: MOUNTING BRACKET TO CLAMP BRACKET STUD
19	10-45328	SCREW Comment: SCHOCK CYLINDER TO MOUNTING BRACKET (3 9/16")
20	12-37807	WASHER Comment: SHOCK CYLINDER SCREW (STARBOARD ONLY)
21	11-20696	NUT, SHOCK CYLINDER SCREW
22	24-24390	SPRING, TENSION - ADJUSTING STUD
23	16-8M0034461	STUD, ADJUSTING - CUT-OUT LIMIT SWITCH (15/16")
24	11-859124	NUT, JAM - LIMIT SWITCH ADJUSTING STUD
25	99897	CAM, LIMIT SWITCH ADJUSTING STUD
26	86967	PLATE, RETAINING - LIMIT SWITCH CAM
27	10-68513	SCREW Comment: RETAINING PLATE AND CAM TO SHOCK CYLINDER (3/8")
28	13-26996	LOCKWASHER, RETAINING PLATE AND CAM SCREW
29	45326A2	SWITCH ASSEMBLY, CUT-OUT LIMIT
30	23-45354	BUSHING, RUBBER - CUT-OUT LIMIT SWITCH
31	10-47255	SCREW Comment: CUT-OUT LIMIT SWITCH TO MOUNTING BRACKET (9/16")
32	45287	COVER, LIMIT SWITCH
33	27-45275	GASKET, LIMIT SWITCH COVER
34	10-24942	SCREW Comment: LIMIT SWITCH COVER TO MOUNTING BRACKET (7/16")
35	87774A1	COVER, INLET - TRANSOM
36	27-45274	GASKET, INLET COVER
37	25-45507	GROMMET, RUBBER - INLET COVER
38	10-32866	SCREW, INLET COVER TO BOAT (2")
39	12-20878	WASHER, INLET COVER SCREW
40	11-8M0204718	NUT, INLET COVER SCREW
41	32-88005	HOSE Comment: TRIM - CYLINDER TO CONTROL VALVE (5') - 13/32" O.D.
42	32-88006	HOSE Comment: LIFT - CYLINDER TO CONTROL VALVE (5') - 17/32" O.D.
43	23-35977	GROMMET, RUBBER - LIFT HOSE AND TRIM HOSE
44	73519A1	TILT STOP
45	69259	TUBE, MOUNTING - TILT STOP
46	77669	PIN, MOUNTING TUBE
47	18-36002	COTTER PIN, MOUNTING TUBE PIN

▶WIRING HARNESS, SWITCH BOX AND IGNITION COIL (40 parts)

Ref	OEM Part #	Part Name
1	89748T	PLATE, ELECTRICAL MOUNTING
2	10-28667	SCREW, PLATE TO CYLINDER BLOCK (1")
3	12-8M0204649	WASHER, PLATE SCREW
4	87-33386A3	SWITCH ASSEMBLY, MERCURY
5	10-25764	SCREW, MERCURY SWITCH TO PLATE (5/8")
6	11-45076	NUT, WIRE TO MERCURY SWITCH
7	8M0058226	RECTIFIER ASSEMBLY
8	10-25764	SCREW, RECTIFIER TO IGNITION PLATE (5/8")
9	11-45076	NUT, RECTIFIER TERMINALS
10	89-853654A1	SOLENOID, STARTER
11	10-38601	SCREW, STARTER SOLENOID TO PLATE (1/2")
12	13-26992	LOCKWASHER, STARTER SOLENOID SCREW
13	10,13-26996	LOCKWASHER, SOLENOID TERMINALS
14	11-68219	NUT, SOLENOID TERMINALS (10-32)
15	13-8M0204647	LOCKWASHER, SOLENOID TERMINALS (5/16")
16	11-8M0204668	NUT, SOLENOID TERMINALS (5/16 - 18)
17	84-85532A1	WIRING HARNESS, INTERNAL
18	54-76368	CLAMP, WIRING HARNESS TO BOTTOM COWL
19	10-690201	SCREW Comment: WIRING HARNESS CLAMP TO BOTTOM COWL (7/8")
20	13-26996	LOCKWASHER, WIRING HARNESS CLAMP SCREW
21	12-30164	WASHER, WIRING HARNESS CLAMP SCREW
22	24-28975	SPRING, GARTER - INTERNAL WIRING HARNESS
23	10-98256	SCREW, GROUND WIRE TO BOTTOM COWL
24	13-26992	LOCKWASHER, GROUND WIRE SCREW
25	332-7778A12	SWITCH BOX ASSEMBLY
26	10-26251	SCREW, SWITCH BOX TO IGNITION COIL (7/8")
27	84-62310A3	CABLE ASS'Y Comment: SWITCH BOX TO SWITCH BOX (WHITE AND BLACK)
28	11-45076	NUT, SWITCH BOX TERMINAL
29	339-832757A4	COIL ASSEMBLY, IGNITION
30	43542	COVER, IGNITION COIL
31	10-88856	SCREW, IGNITION COIL COVER (2")
32	11-45076	NUT, IGNITION COIL TERMINAL
33	84-60466A1	CABLE ASSEMBLY, IGNITION COIL (BLACK)
34	84-813715A1	CABLE, HIGH TENSION
35	332-2854T01	BOOT, HIGH TENSION CABLE
36	85-63709A1	PROTECTOR, HIGH TENSION CABLE
37	33-896329827	SPARK PLUG (CHAMPION #L76-V)
38	84-85537A1	HARNESS ASSEMBLY Comment: COIL TO SWITCH BOX (#1,3 AND 5)
39	54-63153	CLIP, HARNESS TO COIL COVER
40	85-78866	INSULATOR, STARTER SOLENOID

100-Hour / Annual Service Checklist

Regular maintenance keeps your Mercury 90 (6 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 90 (6 CYL.) (5299506 THRU 5594656) Parts & Diagrams

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